---
title: "Store Mcp User Credential"
method: POST
path: "/v1/mcp/server/{server_id}/user-credential"
tags: ["mcp"]
---

# Store Mcp User Credential

`POST /v1/mcp/server/{server_id}/user-credential`

Store or update the calling user's API key for a BYOK MCP server

## Path parameters

- `server_id` string, required

## Request body

- MCPUserCredentialRequest
  - `credential` string, required
  - `save` boolean

## Response `200`

Successful Response

- MCPUserCredentialResponse
  - `server_id` string, required
  - `has_credential` boolean, required

## Other responses

- `422` — Validation Error

## Changes

- **2026-08-30** `24ad9eaf6a00` — 1 info
  - endpoint added
- **2026-08-27** `4a06c3148b6c` — 1 breaking
  - api path removed without deprecation
- **2026-08-14** `9c80d9af446a` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/flock/apis/litellm-api/changes/v1/mcp/server/:server_id/user-credential/post.md)

---

[API](https://skmtc.dev/flock/apis/litellm-api.md) · [All operations](https://skmtc.dev/flock/apis/litellm-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/flock/litellm-api/revisions/24ad9eaf6a00/schema)