Setup

Install Lexfi

Connect Lexfi to ChatGPT or Claude with MCP: sign in with your Lexfi account. No coding and no API key required for the connector. API keys are only for custom developer integrations.

Connect Lexfi

Link your Lexfi account to ChatGPT or Claude with remote MCP and OAuth. Sign in once in the browser, approve access, then use Lexfi in chat. No coding. No API key required for MCP.

Connect ChatGPT

Open ChatGPT, add the Lexfi connector, and sign in with your Lexfi account. No API key needed.

MCP server URL

https://api.lexfi.ai/mcp
  1. 1
    Click your profile → Settings → Plugins → Developer mode, and turn Developer mode on.
  2. 2
    In the ChatGPT sidebar, open Plugins, click the + icon, and add the Lexfi connector with OAuth. Paste the MCP URL above when asked.Same flow from Settings: profile → Settings → Plugins → Explore plugins → +.
  3. 3
    Complete Lexfi browser sign-in and approve access.
  4. 4
    Back in chat, enable the connector and run your first financial analysis.

Tips

  • Use the MCP URL exactly; no extra path.
  • If auth closes early, reconnect and finish browser consent.
  • After a plan change, disconnect and reconnect Lexfi in the client.

Still having trouble connecting?

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