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LiteLLM Multi-Model API

Official registry AI and agents

Access 100+ LLMs with one API: GPT-4, Claude, Gemini, Mistral, and more.

Source code

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

PYPI package litellm-mcp
Claude Code 
claude mcp add litellm-multi-model-api -e 'OPENAI_API_KEY=<your openai_api_key>' -e 'ANTHROPIC_API_KEY=<your anthropic_api_key>' -e 'LITELLM_API_BASE=<LITELLM_API_BASE>' -e 'LITELLM_API_KEY=<your litellm_api_key>' -- python litellm-mcp==1.0.2
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "litellm-multi-model-api": {
            "command": "python",
            "args": [
                "litellm-mcp==1.0.2"
            ],
            "env": {
                "OPENAI_API_KEY": "<your openai_api_key>",
                "ANTHROPIC_API_KEY": "<your anthropic_api_key>",
                "LITELLM_API_BASE": "<LITELLM_API_BASE>",
                "LITELLM_API_KEY": "<your litellm_api_key>"
            }
        }
    }
}

Environment variables

  • OPENAI_API_KEY secret OpenAI API key for GPT models
  • ANTHROPIC_API_KEY secret Anthropic API key for Claude models
  • LITELLM_API_BASE LiteLLM Proxy base URL (optional)
  • LITELLM_API_KEY secret LiteLLM Proxy API key (optional)

Frequently asked questions

What is LiteLLM Multi-Model API?

Access 100+ LLMs with one API: GPT-4, Claude, Gemini, Mistral, and more.

How do I install LiteLLM Multi-Model API?

It runs on your machine. In Claude Code: claude mcp add litellm-multi-model-api -e 'OPENAI_API_KEY=<your openai_api_key>' -e 'ANTHROPIC_API_KEY=<your anthropic_api_key>' -e 'LITELLM_API_BASE=<LITELLM_API_BASE>' -e 'LITELLM_API_KEY=<your litellm_api_key>' -- python litellm-mcp==1.0.2. For other clients, paste the JSON configuration from this page into their MCP settings.

Does LiteLLM Multi-Model API need an API key?

Yes. It expects OPENAI_API_KEY, ANTHROPIC_API_KEY, LITELLM_API_KEY, which you set in its configuration.

Is LiteLLM Multi-Model API open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains LiteLLM Multi-Model API?

It is published by BerriAI. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.