[{"data":1,"prerenderedAt":7},["ShallowReactive",2],{"docs-chats\u002Fmanagement\u002Fleave":3,"docs-tabs-chats\u002Fmanagement\u002Fleave":6},{"content":4,"lastmod":5},"\n## Leave a chat\n\n`POST \u002Fv1\u002Fchats\u002F:chatId\u002Fleave`\n\nThe current user (or application) leaves a group chat.\n\n## Parameters\n\n| Parameter | Type | Required | Description |\n|----------|-----|:-----:|---------|\n| `chatId` (path) | number | yes | Chat ID (positive integer) |\n\n## Examples\n\n### curl — personal key\n\n```bash\ncurl -X POST https:\u002F\u002Fvibecode.bitrix24.com\u002Fv1\u002Fchats\u002F456\u002Fleave \\\n  -H \"X-Api-Key: YOUR_API_KEY\"\n```\n\n### curl — OAuth application\n\n```bash\ncurl -X POST https:\u002F\u002Fvibecode.bitrix24.com\u002Fv1\u002Fchats\u002F456\u002Fleave \\\n  -H \"X-Api-Key: YOUR_APP_KEY\" \\\n  -H \"Authorization: Bearer USER_SESSION_TOKEN\"\n```\n\n### JavaScript — personal key\n\n```javascript\nconst res = await fetch('https:\u002F\u002Fvibecode.bitrix24.com\u002Fv1\u002Fchats\u002F456\u002Fleave', {\n  method: 'POST',\n  headers: {\n    'X-Api-Key': 'YOUR_API_KEY',\n  },\n})\n\nconst { success, data } = await res.json()\n```\n\n### JavaScript — OAuth application\n\n```javascript\nconst res = await fetch('https:\u002F\u002Fvibecode.bitrix24.com\u002Fv1\u002Fchats\u002F456\u002Fleave', {\n  method: 'POST',\n  headers: {\n    'X-Api-Key': 'YOUR_APP_KEY',\n    'Authorization': 'Bearer USER_SESSION_TOKEN',\n  },\n})\n\nconst { success, data } = await res.json()\n```\n\n## Response fields\n\n| Field | Type | Description |\n|------|-----|---------|\n| `success` | boolean | Always `true` on success |\n| `data` | boolean | `true` when the chat was left successfully |\n\n## Response example\n\n```json\n{\n  \"success\": true,\n  \"data\": true\n}\n```\n\n## Error response example\n\n422 — chat not found or another Bitrix24 error:\n\n```json\n{\n  \"success\": false,\n  \"error\": {\n    \"code\": \"BITRIX_ERROR\",\n    \"message\": \"Chat not found\"\n  }\n}\n```\n\n## Errors\n\n| HTTP | Code | Description |\n|------|-----|---------|\n| 400 | `INVALID_CHAT_ID` | `chatId` is not a positive integer — checked before the Bitrix24 call |\n| 422 | `BITRIX_ERROR` | Bitrix24 returned an error — chat not found or insufficient permissions (details in `message`) |\n| 502 | `BITRIX_UNAVAILABLE` | Bitrix24 is unavailable or returned a server error |\n| 403 | `SCOPE_DENIED` | The API key lacks the `im` scope |\n| 401 | `TOKEN_MISSING` | The API key has no configured tokens |\n\nFull list of common API errors — [Errors](\u002Fdocs\u002Ferrors).\n\n## Known specifics\n\n**Owner leaving.** The chat creator remains the owner even after leaving — this endpoint does not revoke ownership. To leave a chat completely: first transfer ownership to another participant via [`POST \u002Fv1\u002Fchats\u002F:chatId\u002Fowner`](\u002Fdocs\u002Fchats\u002Fmanagement\u002Fowner), then call this endpoint.\n\n## See also\n\n- [Transfer chat ownership](\u002Fdocs\u002Fchats\u002Fmanagement\u002Fowner)\n- [Add members](\u002Fdocs\u002Fchats\u002Fmembers\u002Fadd)\n- [Chat management](\u002Fdocs\u002Fchats\u002Fmanagement)\n","2026-10-09",{},1794739540886]