DeepSeek MCP Server

{
  "mcpServers": {
    "deepseek-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "deepseek-mcp-server"
      ],
      "env": {
        "DEEPSEEK_API_KEY": "your-value"
      }
    }
  }
}

claude mcp add --env DEEPSEEK_API_KEY=your-value --transport stdio deepseek-mcp-server -- npx -y deepseek-mcp-server

{
  "mcpServers": {
    "deepseek-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "deepseek-mcp-server"
      ],
      "env": {
        "DEEPSEEK_API_KEY": "your-value"
      }
    }
  }
}

{
  "inputs": [
    {
      "type": "promptString",
      "id": "deepseek_api_key",
      "description": "DEEPSEEK_API_KEY",
      "password": true
    }
  ],
  "servers": {
    "deepseek-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "deepseek-mcp-server"
      ],
      "env": {
        "DEEPSEEK_API_KEY": "${input:deepseek_api_key}"
      }
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

• chat_completion

  text or visual Chat Completions, thinking controls,

• create_response

  stateless Responses API calls with text/images, reasoning

• completion

  FIM completion through /beta/completions.

• list_models

  live model discovery, including display names, context/output

• get_user_balance

  account availability and balances.

• upload_file

  upload base64 JPEG, PNG, GIF, or WebP data and receive a

• list_files

  list uploaded files with cursor, order, and purpose filters.

• retrieve_file

  retrieve metadata for one fileid.

• delete_file

  delete one uploaded file.

• reset_conversation

  clear one local in-memory conversation.

• list_conversations

  list local in-memory conversation IDs.

An MCP server for DeepSeek V4.1 Flash and V4 Pro APIs: text and visual chat, the Responses API, FIM completion, Files API lifecycle operations, model discovery, balance checks, and bounded in-memory conversations.

• deepseek-api
• mcp
• model-context-protocol
• r1
• deepseek-chat
• deepseek-r1
• deepseek-v3