diff --git a/backend/src/ee/routes/v1/group-router.ts b/backend/src/ee/routes/v1/group-router.ts
index 766ac3d93..84cffd890 100644
--- a/backend/src/ee/routes/v1/group-router.ts
+++ b/backend/src/ee/routes/v1/group-router.ts
@@ -2,6 +2,7 @@ import slugify from "@sindresorhus/slugify";
 import { z } from "zod";
 
 import { GroupsSchema, OrgMembershipRole, UsersSchema } from "@app/db/schemas";
+import { GROUPS } from "@app/lib/api-docs";
 import { verifyAuth } from "@app/server/plugins/auth/verify-auth";
 import { AuthMode } from "@app/services/auth/auth-type";
 
@@ -12,8 +13,7 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       body: z.object({
-        // TODO: update on frontend to not send organizationId
-        name: z.string().trim().min(1),
+        name: z.string().trim().min(1).describe(GROUPS.CREATE.name),
         slug: z
           .string()
           .min(5)
@@ -21,8 +21,9 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
           .refine((v) => slugify(v) === v, {
             message: "Slug must be a valid slug"
           })
-          .optional(),
-        role: z.string().trim().min(1).default(OrgMembershipRole.NoAccess)
+          .optional()
+          .describe(GROUPS.CREATE.slug),
+        role: z.string().trim().min(1).default(OrgMembershipRole.NoAccess).describe(GROUPS.CREATE.role)
       }),
       response: {
         200: GroupsSchema
@@ -47,19 +48,20 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       params: z.object({
-        currentSlug: z.string().trim()
+        currentSlug: z.string().trim().describe(GROUPS.UPDATE.currentSlug)
       }),
       body: z
         .object({
-          name: z.string().trim().min(1),
+          name: z.string().trim().min(1).describe(GROUPS.UPDATE.name),
           slug: z
             .string()
             .min(5)
             .max(36)
             .refine((v) => slugify(v) === v, {
               message: "Slug must be a valid slug"
-            }),
-          role: z.string().trim().min(1)
+            })
+            .describe(GROUPS.UPDATE.slug),
+          role: z.string().trim().min(1).describe(GROUPS.UPDATE.role)
         })
         .partial(),
       response: {
@@ -81,12 +83,12 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
   });
 
   server.route({
-    url: "/:groupSlug",
+    url: "/:slug",
     method: "DELETE",
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       params: z.object({
-        groupSlug: z.string().trim()
+        slug: z.string().trim().describe(GROUPS.DELETE.slug)
       }),
       response: {
         200: GroupsSchema
@@ -94,7 +96,7 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     },
     handler: async (req) => {
       const group = await server.services.group.deleteGroup({
-        groupSlug: req.params.groupSlug,
+        groupSlug: req.params.slug,
         actor: req.permission.type,
         actorId: req.permission.id,
         actorAuthMethod: req.permission.authMethod,
@@ -111,7 +113,7 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       params: z.object({
-        slug: z.string().trim()
+        slug: z.string().trim().describe(GROUPS.LIST_USERS.slug)
       }),
       response: {
         200: UsersSchema.pick({
@@ -147,8 +149,8 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       params: z.object({
-        slug: z.string().trim(),
-        username: z.string().trim()
+        slug: z.string().trim().describe(GROUPS.ADD_USER.slug),
+        username: z.string().trim().describe(GROUPS.ADD_USER.username)
       }),
       response: {
         200: UsersSchema.pick({
@@ -180,8 +182,8 @@ export const registerGroupRouter = async (server: FastifyZodProvider) => {
     onRequest: verifyAuth([AuthMode.JWT]),
     schema: {
       params: z.object({
-        slug: z.string().trim(),
-        username: z.string().trim()
+        slug: z.string().trim().describe(GROUPS.DELETE_USER.slug),
+        username: z.string().trim().describe(GROUPS.DELETE_USER.username)
       }),
       response: {
         200: UsersSchema.pick({
diff --git a/backend/src/ee/services/group/group-service.ts b/backend/src/ee/services/group/group-service.ts
index 920c6d549..2b3e66e8d 100644
--- a/backend/src/ee/services/group/group-service.ts
+++ b/backend/src/ee/services/group/group-service.ts
@@ -30,7 +30,7 @@ import { TUserGroupMembershipDALFactory } from "./user-group-membership-dal";
 type TGroupServiceFactoryDep = {
   userDAL: Pick<TUserDALFactory, "findOne" | "findUserEncKeyByUsername">;
   groupDAL: Pick<TGroupDALFactory, "create" | "findOne" | "update" | "delete" | "findAllGroupMembers">;
-  groupProjectDAL: TGroupProjectDALFactory;
+  groupProjectDAL: Pick<TGroupProjectDALFactory, "find">;
   orgDAL: Pick<TOrgDALFactory, "findMembership">;
   userGroupMembershipDAL: Pick<
     TUserGroupMembershipDALFactory,
diff --git a/backend/src/ee/services/permission/org-permission.ts b/backend/src/ee/services/permission/org-permission.ts
index ec6410037..9fece040b 100644
--- a/backend/src/ee/services/permission/org-permission.ts
+++ b/backend/src/ee/services/permission/org-permission.ts
@@ -112,6 +112,7 @@ const buildMemberPermission = () => {
   can(OrgPermissionActions.Create, OrgPermissionSubjects.Workspace);
   can(OrgPermissionActions.Read, OrgPermissionSubjects.Member);
   can(OrgPermissionActions.Create, OrgPermissionSubjects.Member);
+  can(OrgPermissionActions.Read, OrgPermissionSubjects.Groups);
   can(OrgPermissionActions.Read, OrgPermissionSubjects.Role);
   can(OrgPermissionActions.Read, OrgPermissionSubjects.Settings);
   can(OrgPermissionActions.Read, OrgPermissionSubjects.Billing);
diff --git a/backend/src/ee/services/permission/permission-dal.ts b/backend/src/ee/services/permission/permission-dal.ts
index cd223399f..186f5ccca 100644
--- a/backend/src/ee/services/permission/permission-dal.ts
+++ b/backend/src/ee/services/permission/permission-dal.ts
@@ -145,41 +145,6 @@ export const permissionDALFactory = (db: TDbClient) => {
         ]
       });
 
-      // const permission = sqlNestRelationships({
-      //   data: docs, // TODO: concat?
-      //   key: "membershipId",
-      //   parentMapper: ({
-      //     orgId,
-      //     orgAuthEnforced,
-      //     membershipId,
-      //     membershipCreatedAt,
-      //     membershipUpdatedAt,
-      //     oldRoleField,
-      //     // role
-      //   }) => ({
-      //     orgId,
-      //     orgAuthEnforced,
-      //     userId,
-      //     role: oldRoleField,
-      //     // role,
-      //     id: membershipId,
-      //     projectId,
-      //     createdAt: membershipCreatedAt,
-      //     updatedAt: membershipUpdatedAt
-      //   }),
-      //   childrenMapper: [
-      //     {
-      //       key: "id",
-      //       label: "roles" as const,
-      //       mapper: (data) =>
-      //         ProjectUserMembershipRolesSchema.extend({
-      //           permissions: z.unknown(),
-      //           customRoleSlug: z.string().optional().nullable()
-      //         }).parse(data)
-      //     }
-      //   ]
-      // });
-
       // when introducting cron mode change it here
       const activeRoles = permission?.[0]?.roles.filter(
         ({ isTemporary, temporaryAccessEndTime }) =>
diff --git a/backend/src/lib/api-docs/constants.ts b/backend/src/lib/api-docs/constants.ts
index 8736e80c6..e892233ad 100644
--- a/backend/src/lib/api-docs/constants.ts
+++ b/backend/src/lib/api-docs/constants.ts
@@ -1,3 +1,31 @@
+export const GROUPS = {
+  CREATE: {
+    name: "The name of the group to create.",
+    slug: "The slug of the group to create.",
+    role: "The role of the group to create."
+  },
+  UPDATE: {
+    currentSlug: "The current slug of the group to update.",
+    name: "The new name of the group to update to.",
+    slug: "The new slug of the group to update to.",
+    role: "The new role of the group to update to."
+  },
+  DELETE: {
+    slug: "The slug of the group to delete"
+  },
+  LIST_USERS: {
+    slug: "The slug of the group to list users for"
+  },
+  ADD_USER: {
+    slug: "The slug of the group to add the user to.",
+    username: "The username of the user to add to the group."
+  },
+  DELETE_USER: {
+    slug: "The slug of the group to remove the user from.",
+    username: "The username of the user to remove from the group."
+  }
+} as const;
+
 export const IDENTITIES = {
   CREATE: {
     name: "The name of the identity to create.",
@@ -79,6 +107,9 @@ export const ORGANIZATIONS = {
   },
   GET_PROJECTS: {
     organizationId: "The ID of the organization to get projects from."
+  },
+  LIST_GROUPS: {
+    organizationId: "The ID of the organization to list groups for."
   }
 } as const;
 
@@ -141,6 +172,23 @@ export const PROJECTS = {
   },
   ROLLBACK_TO_SNAPSHOT: {
     secretSnapshotId: "The ID of the snapshot to rollback to."
+  },
+  ADD_GROUP_TO_PROJECT: {
+    projectSlug: "The slug of the project to add the group to.",
+    groupSlug: "The slug of the group to add to the project.",
+    role: "The role for the group to assume in the project."
+  },
+  UPDATE_GROUP_IN_PROJECT: {
+    projectSlug: "The slug of the project to update the group in.",
+    groupSlug: "The slug of the group to update in the project.",
+    roles: "A list of roles to update the group to."
+  },
+  REMOVE_GROUP_FROM_PROJECT: {
+    projectSlug: "The slug of the project to delete the group from.",
+    groupSlug: "The slug of the group to delete from the project."
+  },
+  LIST_GROUPS_IN_PROJECT: {
+    projectSlug: "The slug of the project to list groups for."
   }
 } as const;
 
diff --git a/backend/src/lib/types/index.ts b/backend/src/lib/types/index.ts
index a586cfd3e..25a7e6465 100644
--- a/backend/src/lib/types/index.ts
+++ b/backend/src/lib/types/index.ts
@@ -15,6 +15,15 @@ export type TProjectPermission = {
   actorOrgId: string;
 };
 
+// same as TProjectPermission but with projectSlug requirement instead of projectId
+export type TProjectSlugPermission = {
+  actor: ActorType;
+  actorId: string;
+  projectSlug: string;
+  actorAuthMethod: ActorAuthMethod;
+  actorOrgId: string;
+};
+
 export type RequiredKeys<T> = {
   [K in keyof T]-?: undefined extends T[K] ? never : K;
 }[keyof T];
diff --git a/backend/src/server/routes/v1/organization-router.ts b/backend/src/server/routes/v1/organization-router.ts
index df6db62b7..28c4aec91 100644
--- a/backend/src/server/routes/v1/organization-router.ts
+++ b/backend/src/server/routes/v1/organization-router.ts
@@ -8,6 +8,7 @@ import {
   OrgRolesSchema,
   UsersSchema
 } from "@app/db/schemas";
+import { ORGANIZATIONS } from "@app/lib/api-docs";
 import { verifyAuth } from "@app/server/plugins/auth/verify-auth";
 import { AuthMode } from "@app/services/auth/auth-type";
 
@@ -209,7 +210,7 @@ export const registerOrgRouter = async (server: FastifyZodProvider) => {
     url: "/:organizationId/groups",
     schema: {
       params: z.object({
-        organizationId: z.string().trim()
+        organizationId: z.string().trim().describe(ORGANIZATIONS.LIST_GROUPS.organizationId)
       }),
       response: {
         200: z.object({
@@ -232,7 +233,7 @@ export const registerOrgRouter = async (server: FastifyZodProvider) => {
       const groups = await server.services.org.getOrgGroups({
         actor: req.permission.type,
         actorId: req.permission.id,
-        orgId: req.permission.orgId,
+        orgId: req.params.organizationId,
         actorAuthMethod: req.permission.authMethod,
         actorOrgId: req.permission.orgId
       });
diff --git a/backend/src/server/routes/v2/group-project-router.ts b/backend/src/server/routes/v2/group-project-router.ts
index b9c3e548c..6d438c1ff 100644
--- a/backend/src/server/routes/v2/group-project-router.ts
+++ b/backend/src/server/routes/v2/group-project-router.ts
@@ -15,15 +15,26 @@ import { ProjectUserMembershipTemporaryMode } from "@app/services/project-member
 export const registerGroupProjectRouter = async (server: FastifyZodProvider) => {
   server.route({
     method: "POST",
-    url: "/:projectId/group-memberships/:groupSlug",
+    url: "/:projectSlug/groups/:groupSlug",
     onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
     schema: {
+      description: "Add group to project",
+      security: [
+        {
+          bearerAuth: []
+        }
+      ],
       params: z.object({
-        projectId: z.string().trim(),
-        groupSlug: z.string().trim()
+        projectSlug: z.string().trim().describe(PROJECTS.ADD_GROUP_TO_PROJECT.projectSlug),
+        groupSlug: z.string().trim().describe(PROJECTS.ADD_GROUP_TO_PROJECT.groupSlug)
       }),
       body: z.object({
-        role: z.string().trim().min(1).default(ProjectMembershipRole.NoAccess)
+        role: z
+          .string()
+          .trim()
+          .min(1)
+          .default(ProjectMembershipRole.NoAccess)
+          .describe(PROJECTS.ADD_GROUP_TO_PROJECT.role)
       }),
       response: {
         200: z.object({
@@ -32,13 +43,13 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
       }
     },
     handler: async (req) => {
-      const groupMembership = await server.services.groupProject.createProjectGroup({
+      const groupMembership = await server.services.groupProject.addGroupToProject({
         actor: req.permission.type,
         actorId: req.permission.id,
         actorAuthMethod: req.permission.authMethod,
         actorOrgId: req.permission.orgId,
         groupSlug: req.params.groupSlug,
-        projectId: req.params.projectId,
+        projectSlug: req.params.projectSlug,
         role: req.body.role
       });
       return { groupMembership };
@@ -47,18 +58,18 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
 
   server.route({
     method: "PATCH",
-    url: "/:projectId/group-memberships/:groupSlug",
+    url: "/:projectSlug/groups/:groupSlug",
     onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
     schema: {
-      description: "Update project group memberships",
+      description: "Update group in project",
       security: [
         {
           bearerAuth: []
         }
       ],
       params: z.object({
-        projectId: z.string().trim(),
-        groupSlug: z.string().trim()
+        projectSlug: z.string().trim().describe(PROJECTS.UPDATE_GROUP_IN_PROJECT.projectSlug),
+        groupSlug: z.string().trim().describe(PROJECTS.UPDATE_GROUP_IN_PROJECT.groupSlug)
       }),
       body: z.object({
         roles: z
@@ -78,6 +89,7 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
             ])
           )
           .min(1)
+          .describe(PROJECTS.UPDATE_GROUP_IN_PROJECT.roles)
       }),
       response: {
         200: z.object({
@@ -86,13 +98,13 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
       }
     },
     handler: async (req) => {
-      const roles = await server.services.groupProject.updateProjectGroup({
+      const roles = await server.services.groupProject.updateGroupInProject({
         actor: req.permission.type,
         actorId: req.permission.id,
         actorAuthMethod: req.permission.authMethod,
         actorOrgId: req.permission.orgId,
         groupSlug: req.params.groupSlug,
-        projectId: req.params.projectId,
+        projectSlug: req.params.projectSlug,
         roles: req.body.roles
       });
       return { roles };
@@ -101,18 +113,18 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
 
   server.route({
     method: "DELETE",
-    url: "/:projectId/group-memberships/:groupSlug",
+    url: "/:projectSlug/groups/:groupSlug",
     onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
     schema: {
-      description: "Delete project group memberships",
+      description: "Remove group from project",
       security: [
         {
           bearerAuth: []
         }
       ],
       params: z.object({
-        projectId: z.string().trim().describe(PROJECTS.DELETE_IDENTITY_MEMBERSHIP.projectId),
-        groupSlug: z.string().trim().describe(PROJECTS.DELETE_IDENTITY_MEMBERSHIP.identityId)
+        projectSlug: z.string().trim().describe(PROJECTS.REMOVE_GROUP_FROM_PROJECT.projectSlug),
+        groupSlug: z.string().trim().describe(PROJECTS.REMOVE_GROUP_FROM_PROJECT.groupSlug)
       }),
       response: {
         200: z.object({
@@ -121,13 +133,13 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
       }
     },
     handler: async (req) => {
-      const groupMembership = await server.services.groupProject.deleteProjectGroup({
+      const groupMembership = await server.services.groupProject.removeGroupFromProject({
         actor: req.permission.type,
         actorId: req.permission.id,
         actorAuthMethod: req.permission.authMethod,
         actorOrgId: req.permission.orgId,
         groupSlug: req.params.groupSlug,
-        projectId: req.params.projectId
+        projectSlug: req.params.projectSlug
       });
       return { groupMembership };
     }
@@ -135,17 +147,17 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
 
   server.route({
     method: "GET",
-    url: "/:projectId/group-memberships",
+    url: "/:projectSlug/groups",
     onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
     schema: {
-      description: "Return project group memberships",
+      description: "Return list of groups in project",
       security: [
         {
           bearerAuth: []
         }
       ],
       params: z.object({
-        projectId: z.string().trim().describe(PROJECTS.LIST_IDENTITY_MEMBERSHIPS.projectId)
+        projectSlug: z.string().trim().describe(PROJECTS.LIST_GROUPS_IN_PROJECT.projectSlug)
       }),
       response: {
         200: z.object({
@@ -176,12 +188,12 @@ export const registerGroupProjectRouter = async (server: FastifyZodProvider) =>
       }
     },
     handler: async (req) => {
-      const groupMemberships = await server.services.groupProject.listProjectGroup({
+      const groupMemberships = await server.services.groupProject.listGroupsInProject({
         actor: req.permission.type,
         actorId: req.permission.id,
         actorAuthMethod: req.permission.authMethod,
         actorOrgId: req.permission.orgId,
-        projectId: req.params.projectId
+        projectSlug: req.params.projectSlug
       });
       return { groupMemberships };
     }
diff --git a/backend/src/services/group-project/group-project-service.ts b/backend/src/services/group-project/group-project-service.ts
index b09f6594f..9b8d698a5 100644
--- a/backend/src/services/group-project/group-project-service.ts
+++ b/backend/src/services/group-project/group-project-service.ts
@@ -33,7 +33,7 @@ type TGroupProjectServiceFactoryDep = {
     "create" | "transaction" | "insertMany" | "delete"
   >;
   userGroupMembershipDAL: TUserGroupMembershipDALFactory;
-  projectDAL: Pick<TProjectDALFactory, "findById" | "findProjectGhostUser">;
+  projectDAL: Pick<TProjectDALFactory, "findOne" | "findProjectGhostUser">;
   projectKeyDAL: Pick<TProjectKeyDALFactory, "findLatestProjectKey" | "delete" | "insertMany" | "transaction">;
   projectRoleDAL: Pick<TProjectRoleDALFactory, "find">;
   projectBotDAL: TProjectBotDALFactory;
@@ -54,19 +54,25 @@ export const groupProjectServiceFactory = ({
   projectRoleDAL,
   permissionService
 }: TGroupProjectServiceFactoryDep) => {
-  const createProjectGroup = async ({
+  const addGroupToProject = async ({
     groupSlug,
     actor,
     actorId,
     actorOrgId,
     actorAuthMethod,
-    projectId,
+    projectSlug,
     role
   }: TCreateProjectGroupDTO) => {
+    const project = await projectDAL.findOne({
+      slug: projectSlug
+    });
+
+    if (!project) throw new BadRequestError({ message: `Failed to find project with slug ${projectSlug}` });
+
     const { permission } = await permissionService.getProjectPermission(
       actor,
       actorId,
-      projectId,
+      project.id,
       actorAuthMethod,
       actorOrgId
     );
@@ -75,14 +81,12 @@ export const groupProjectServiceFactory = ({
     const group = await groupDAL.findOne({ orgId: actorOrgId, slug: groupSlug });
     if (!group) throw new BadRequestError({ message: `Failed to find group with slug ${groupSlug}` });
 
-    const existingGroup = await groupProjectDAL.findOne({ groupId: group.id, projectId });
+    const existingGroup = await groupProjectDAL.findOne({ groupId: group.id, projectId: project.id });
     if (existingGroup)
       throw new BadRequestError({
-        message: `Group with slug ${groupSlug} already exists in project with id ${projectId}`
+        message: `Group with slug ${groupSlug} already exists in project with id ${project.id}`
       });
 
-    const project = await projectDAL.findById(projectId);
-
     const { permission: rolePermission, role: customRole } = await permissionService.getProjectPermissionByRole(
       role,
       project.id
@@ -119,10 +123,10 @@ export const groupProjectServiceFactory = ({
     // share project key with users in group that have not
     // individually been added to the project and that are not part of
     // other groups that are in the project
-    const groupMembers = await userGroupMembershipDAL.findGroupMembersNotInProject(group.id, projectId);
+    const groupMembers = await userGroupMembershipDAL.findGroupMembersNotInProject(group.id, project.id);
 
     if (groupMembers.length) {
-      const ghostUser = await projectDAL.findProjectGhostUser(projectId);
+      const ghostUser = await projectDAL.findProjectGhostUser(project.id);
 
       if (!ghostUser) {
         throw new BadRequestError({
@@ -130,7 +134,7 @@ export const groupProjectServiceFactory = ({
         });
       }
 
-      const ghostUserLatestKey = await projectKeyDAL.findLatestProjectKey(ghostUser.id, projectId);
+      const ghostUserLatestKey = await projectKeyDAL.findLatestProjectKey(ghostUser.id, project.id);
 
       if (!ghostUserLatestKey) {
         throw new BadRequestError({
@@ -138,7 +142,7 @@ export const groupProjectServiceFactory = ({
         });
       }
 
-      const bot = await projectBotDAL.findOne({ projectId });
+      const bot = await projectBotDAL.findOne({ projectId: project.id });
 
       if (!bot) {
         throw new BadRequestError({
@@ -168,7 +172,7 @@ export const groupProjectServiceFactory = ({
           nonce,
           senderId: ghostUser.id,
           receiverId: id,
-          projectId
+          projectId: project.id
         };
       });
 
@@ -178,8 +182,8 @@ export const groupProjectServiceFactory = ({
     return projectGroup;
   };
 
-  const updateProjectGroup = async ({
-    projectId,
+  const updateGroupInProject = async ({
+    projectSlug,
     groupSlug,
     roles,
     actor,
@@ -187,10 +191,16 @@ export const groupProjectServiceFactory = ({
     actorAuthMethod,
     actorOrgId
   }: TUpdateProjectGroupDTO) => {
+    const project = await projectDAL.findOne({
+      slug: projectSlug
+    });
+
+    if (!project) throw new BadRequestError({ message: `Failed to find project with slug ${projectSlug}` });
+
     const { permission } = await permissionService.getProjectPermission(
       actor,
       actorId,
-      projectId,
+      project.id,
       actorAuthMethod,
       actorOrgId
     );
@@ -199,12 +209,12 @@ export const groupProjectServiceFactory = ({
     const group = await groupDAL.findOne({ orgId: actorOrgId, slug: groupSlug });
     if (!group) throw new BadRequestError({ message: `Failed to find group with slug ${groupSlug}` });
 
-    const projectGroup = await groupProjectDAL.findOne({ groupId: group.id, projectId });
+    const projectGroup = await groupProjectDAL.findOne({ groupId: group.id, projectId: project.id });
     if (!projectGroup) throw new BadRequestError({ message: `Failed to find group with slug ${groupSlug}` });
 
     const { permission: groupRolePermission } = await permissionService.getProjectPermissionByRole(
       projectGroup.role,
-      projectId
+      project.id
     );
 
     const hasRequiredPriviledges = isAtLeastAsPrivileged(permission, groupRolePermission);
@@ -217,7 +227,7 @@ export const groupProjectServiceFactory = ({
     const hasCustomRole = Boolean(customInputRoles.length);
     const customRoles = hasCustomRole
       ? await projectRoleDAL.find({
-          projectId,
+          projectId: project.id,
           $in: { slug: customInputRoles.map(({ role }) => role) }
         })
       : [];
@@ -257,69 +267,87 @@ export const groupProjectServiceFactory = ({
     return updatedRoles;
   };
 
-  const deleteProjectGroup = async ({
+  const removeGroupFromProject = async ({
+    projectSlug,
     groupSlug,
     actorId,
     actor,
     actorOrgId,
-    actorAuthMethod,
-    projectId
+    actorAuthMethod
   }: TDeleteProjectGroupDTO) => {
+    const project = await projectDAL.findOne({
+      slug: projectSlug
+    });
+
+    if (!project) throw new BadRequestError({ message: `Failed to find project with slug ${projectSlug}` });
+
     const group = await groupDAL.findOne({ orgId: actorOrgId, slug: groupSlug });
     if (!group) throw new BadRequestError({ message: `Failed to find group with slug ${groupSlug}` });
 
-    const groupProjectMembership = await groupProjectDAL.findOne({ groupId: group.id, projectId });
+    const groupProjectMembership = await groupProjectDAL.findOne({ groupId: group.id, projectId: project.id });
     if (!groupProjectMembership) throw new BadRequestError({ message: `Failed to find group with slug ${groupSlug}` });
 
     const { permission } = await permissionService.getProjectPermission(
       actor,
       actorId,
-      projectId,
+      project.id,
       actorAuthMethod,
       actorOrgId
     );
     ForbiddenError.from(permission).throwUnlessCan(ProjectPermissionActions.Delete, ProjectPermissionSub.Groups);
     const { permission: groupRolePermission } = await permissionService.getProjectPermissionByRole(
       groupProjectMembership.role,
-      projectId
+      project.id
     );
     const hasRequiredPriviledges = isAtLeastAsPrivileged(permission, groupRolePermission);
     if (!hasRequiredPriviledges) throw new ForbiddenRequestError({ message: "Failed to delete more privileged group" });
 
-    const groupMembers = await userGroupMembershipDAL.findGroupMembersNotInProject(group.id, projectId);
+    const groupMembers = await userGroupMembershipDAL.findGroupMembersNotInProject(group.id, project.id);
 
     if (groupMembers.length) {
       await projectKeyDAL.delete({
-        projectId,
+        projectId: project.id,
         $in: {
           receiverId: groupMembers.map(({ user: { id } }) => id)
         }
       });
     }
 
-    const [deletedGroup] = await groupProjectDAL.delete({ groupId: group.id, projectId });
+    const [deletedGroup] = await groupProjectDAL.delete({ groupId: group.id, projectId: project.id });
 
     return deletedGroup;
   };
 
-  const listProjectGroup = async ({ projectId, actor, actorId, actorAuthMethod, actorOrgId }: TListProjectGroupDTO) => {
+  const listGroupsInProject = async ({
+    projectSlug,
+    actor,
+    actorId,
+    actorAuthMethod,
+    actorOrgId
+  }: TListProjectGroupDTO) => {
+    const project = await projectDAL.findOne({
+      slug: projectSlug
+    });
+
+    if (!project) throw new BadRequestError({ message: `Failed to find project with slug ${projectSlug}` });
+
     const { permission } = await permissionService.getProjectPermission(
       actor,
       actorId,
-      projectId,
+      project.id,
       actorAuthMethod,
       actorOrgId
     );
     ForbiddenError.from(permission).throwUnlessCan(ProjectPermissionActions.Read, ProjectPermissionSub.Groups);
 
-    const groupMemberhips = await groupProjectDAL.findByProjectId(projectId);
+    const groupMemberhips = await groupProjectDAL.findByProjectId(project.id);
     return groupMemberhips;
   };
 
   return {
-    createProjectGroup,
-    updateProjectGroup,
-    deleteProjectGroup,
-    listProjectGroup
+    addGroupToProject,
+    updateGroupInProject,
+    removeGroupFromProject,
+    listGroupsInProject
   };
 };
diff --git a/backend/src/services/group-project/group-project-types.ts b/backend/src/services/group-project/group-project-types.ts
index 4579fe122..c867b75c0 100644
--- a/backend/src/services/group-project/group-project-types.ts
+++ b/backend/src/services/group-project/group-project-types.ts
@@ -1,11 +1,11 @@
-import { TProjectPermission } from "@app/lib/types";
+import { TProjectSlugPermission } from "@app/lib/types";
 
 import { ProjectUserMembershipTemporaryMode } from "../project-membership/project-membership-types";
 
 export type TCreateProjectGroupDTO = {
   groupSlug: string;
   role: string;
-} & TProjectPermission;
+} & TProjectSlugPermission;
 
 export type TUpdateProjectGroupDTO = {
   roles: (
@@ -22,10 +22,10 @@ export type TUpdateProjectGroupDTO = {
       }
   )[];
   groupSlug: string;
-} & TProjectPermission;
+} & TProjectSlugPermission;
 
 export type TDeleteProjectGroupDTO = {
   groupSlug: string;
-} & TProjectPermission;
+} & TProjectSlugPermission;
 
-export type TListProjectGroupDTO = TProjectPermission;
+export type TListProjectGroupDTO = TProjectSlugPermission;
diff --git a/backend/src/services/org/org-service.ts b/backend/src/services/org/org-service.ts
index fab94edf6..c03fe1748 100644
--- a/backend/src/services/org/org-service.ts
+++ b/backend/src/services/org/org-service.ts
@@ -118,7 +118,8 @@ export const orgServiceFactory = ({
   };
 
   const getOrgGroups = async ({ actor, actorId, orgId, actorAuthMethod, actorOrgId }: TGetOrgGroupsDTO) => {
-    await permissionService.getOrgPermission(actor, actorId, orgId, actorAuthMethod, actorOrgId);
+    const { permission } = await permissionService.getOrgPermission(actor, actorId, orgId, actorAuthMethod, actorOrgId);
+    ForbiddenError.from(permission).throwUnlessCan(OrgPermissionActions.Read, OrgPermissionSubjects.Groups);
     const groups = await groupDAL.findByOrgId(orgId);
     return groups;
   };
diff --git a/backend/src/services/org/org-types.ts b/backend/src/services/org/org-types.ts
index 0efc7ffe1..5e1e7c6ae 100644
--- a/backend/src/services/org/org-types.ts
+++ b/backend/src/services/org/org-types.ts
@@ -51,7 +51,10 @@ export type TFindAllWorkspacesDTO = {
 };
 
 export type TUpdateOrgDTO = {
+  orgId: string;
   data: Partial<{ name: string; slug: string; authEnforced: boolean; scimEnabled: boolean }>;
 } & TOrgPermission;
 
-export type TGetOrgGroupsDTO = TOrgPermission;
+export type TGetOrgGroupsDTO = {
+  orgId: string;
+} & TOrgPermission;
diff --git a/frontend/src/hooks/api/workspace/queries.tsx b/frontend/src/hooks/api/workspace/queries.tsx
index 0da76f7f9..2122ab81a 100644
--- a/frontend/src/hooks/api/workspace/queries.tsx
+++ b/frontend/src/hooks/api/workspace/queries.tsx
@@ -40,7 +40,7 @@ export const workspaceKeys = {
   getWorkspaceIdentityMemberships: (workspaceId: string) =>
     [{ workspaceId }, "workspace-identity-memberships"] as const,
   getWorkspaceGroupMemberships: (workspaceId: string) =>
-    [{ workspaceId }, "workspace-group-memberships"] as const
+    [{ workspaceId }, "workspace-groups"] as const
 };
 
 const fetchWorkspaceById = async (workspaceId: string) => {
@@ -460,25 +460,25 @@ export const useAddGroupToWorkspace = () => {
   return useMutation({
     mutationFn: async ({
       groupSlug,
-      workspaceId,
+      projectSlug,
       role
     }: {
       groupSlug: string;
-      workspaceId: string;
+      projectSlug: string;
       role?: string;
     }) => {
       const {
         data: { groupMembership }
       } = await apiRequest.post(
-        `/api/v2/workspace/${workspaceId}/group-memberships/${groupSlug}`,
+        `/api/v2/workspace/${projectSlug}/groups/${groupSlug}`,
         {
           role
         }
       );
       return groupMembership;
     },
-    onSuccess: (_, { workspaceId }) => {
-      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(workspaceId));
+    onSuccess: (_, { projectSlug }) => {
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(projectSlug));
     }
   });
 };
@@ -486,20 +486,19 @@ export const useAddGroupToWorkspace = () => {
 export const useUpdateGroupWorkspaceRole = () => {
   const queryClient = useQueryClient();
   return useMutation({
-    mutationFn: async ({ groupSlug, workspaceId, roles }: TUpdateWorkspaceGroupRoleDTO) => {
+    mutationFn: async ({ groupSlug, projectSlug, roles }: TUpdateWorkspaceGroupRoleDTO) => {
       const {
         data: { groupMembership }
       } = await apiRequest.patch(
-        `/api/v2/workspace/${workspaceId}/group-memberships/${groupSlug}`,
-        {
+        `/api/v2/workspace/${projectSlug}/groups/${groupSlug}`, {
           roles
         }
       );
 
       return groupMembership;
     },
-    onSuccess: (_, { workspaceId }) => {
-      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(workspaceId));
+    onSuccess: (_, { projectSlug }) => {
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(projectSlug));
     }
   });
 };
@@ -509,32 +508,32 @@ export const useDeleteGroupFromWorkspace = () => {
   return useMutation({
     mutationFn: async ({
       groupSlug,
-      workspaceId
+      projectSlug
     }: {
       groupSlug: string;
-      workspaceId: string;
+      projectSlug: string;
     }) => {
       const {
         data: { groupMembership }
       } = await apiRequest.delete(
-        `/api/v2/workspace/${workspaceId}/group-memberships/${groupSlug}`
+        `/api/v2/workspace/${projectSlug}/groups/${groupSlug}`
       );
       return groupMembership;
     },
-    onSuccess: (_, { workspaceId }) => {
-      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(workspaceId));
+    onSuccess: (_, { projectSlug }) => {
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceGroupMemberships(projectSlug));
     }
   });
 };
 
-export const useGetWorkspaceGroupMemberships = (workspaceId: string) => {
+export const useGetWorkspaceGroupMemberships = (projectSlug: string) => {
   return useQuery({
-    queryKey: workspaceKeys.getWorkspaceGroupMemberships(workspaceId),
+    queryKey: workspaceKeys.getWorkspaceGroupMemberships(projectSlug),
     queryFn: async () => {
       const {
         data: { groupMemberships } 
       } = await apiRequest.get<{ groupMemberships: TGroupMembership[] }>(
-        `/api/v2/workspace/${workspaceId}/group-memberships`
+        `/api/v2/workspace/${projectSlug}/groups`
       );
       return groupMemberships;
     },
diff --git a/frontend/src/hooks/api/workspace/types.ts b/frontend/src/hooks/api/workspace/types.ts
index 00f4ec4fe..8be9beed0 100644
--- a/frontend/src/hooks/api/workspace/types.ts
+++ b/frontend/src/hooks/api/workspace/types.ts
@@ -114,7 +114,7 @@ export type TUpdateWorkspaceIdentityRoleDTO = {
 
 export type TUpdateWorkspaceGroupRoleDTO = {
   groupSlug: string;
-  workspaceId: string;
+  projectSlug: string;
   roles: (
     | {
         role: string;
diff --git a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupModal.tsx b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupModal.tsx
index 333f69cd8..4e5b4d7ac 100644
--- a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupModal.tsx
+++ b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupModal.tsx
@@ -48,7 +48,7 @@ export const GroupModal = ({
     const workspaceId = currentWorkspace?.id || "";
     
     const { data: groups } = useGetOrganizationGroups(orgId);
-    const { data: groupMemberships } = useGetWorkspaceGroupMemberships(workspaceId);
+    const { data: groupMemberships } = useGetWorkspaceGroupMemberships(currentWorkspace?.slug || "");
     
     const { data: roles } = useGetProjectRoles(workspaceId);
     
@@ -76,7 +76,7 @@ export const GroupModal = ({
     const onFormSubmit = async ({ slug, role }: FormData) => {
         try {
             await addGroupToWorkspaceMutateAsync({
-                workspaceId,
+                projectSlug: currentWorkspace?.slug || "",
                 groupSlug: slug,
                 role: role || undefined
             });
diff --git a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupRoles.tsx b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupRoles.tsx
index 8812d9c9a..1384c5819 100644
--- a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupRoles.tsx
+++ b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupRoles.tsx
@@ -252,7 +252,7 @@ export const GroupRoles = ({
 
     try {
       await updateGroupWorkspaceRole.mutateAsync({
-        workspaceId,
+        projectSlug: currentWorkspace?.slug || "",
         groupSlug,
         roles: selectedRoles
       });
diff --git a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsSection.tsx b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsSection.tsx
index 5fa69b433..77c9bc4d2 100644
--- a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsSection.tsx
+++ b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsSection.tsx
@@ -17,8 +17,6 @@ import { GroupTable } from "./GroupsTable";
 export const GroupsSection = () => {
     const { currentWorkspace } = useWorkspace();
 
-    const workspaceId = currentWorkspace?.id ?? "";
-    
     const { mutateAsync: deleteMutateAsync } = useDeleteGroupFromWorkspace();
     
     const { handlePopUpToggle, popUp, handlePopUpOpen, handlePopUpClose } = usePopUp([
@@ -31,7 +29,7 @@ export const GroupsSection = () => {
         try {
             await deleteMutateAsync({
                 groupSlug,
-                workspaceId
+                projectSlug: currentWorkspace?.slug || ""
             });
   
             createNotification({
diff --git a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsTable.tsx b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsTable.tsx
index 436b402b8..4958178d6 100644
--- a/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsTable.tsx
+++ b/frontend/src/views/Project/MembersPage/components/GroupsTab/components/GroupsSection/GroupsTable.tsx
@@ -33,7 +33,7 @@ type Props = {
 
 export const GroupTable = ({ handlePopUpOpen }: Props) => {
   const { currentWorkspace } = useWorkspace();
-  const { data, isLoading } = useGetWorkspaceGroupMemberships(currentWorkspace?.id || "");
+  const { data, isLoading } = useGetWorkspaceGroupMemberships(currentWorkspace?.slug || "");
   return (
     <TableContainer>
         <Table>