Tiingo MCP Server

Model Context Protocol server for Tiingo market data — 43 read-only tools for end-of-day and intraday prices, crypto, FX, fundamentals, news, corporate actions, the supported-tickers catalog and bounded WebSocket samples.

MCP endpoints

/v1/mcp

API-key endpoint — authenticate with your Tiingo API token (prefer the X-API-Key header).

/v2/mcp

OAuth 2.1 endpoint — authenticate with a Bearer access token issued by this server.

The two paths differ only in authentication mode — both serve the same tool catalog.

OAuth discovery

• Authorization server metadata
• Protected resource metadata

Data is provided by Tiingo. A Tiingo account and API token are required; each user supplies their own token (Tiingo developer program). Tiingo is the data source for every result.