Cross-Chain Bridge Routes — 60+ Chains via LI.FI

Cross-chain bridge route finder API for AI agents.

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What it can do

  • Bridge Find Best Route: Use this when you need to bridge tokens between different blockchains. Returns ranked bridge routes with fees and timing in JSON. 1. routes: array of bridge options ranked by b

What data it sees

Do you need an account

No: the server works without sign-in

Cross-chain bridge route finder API for AI agents. Compare best bridging routes across 60+ chains and 18+ bridges (Stargate, Across, Hop, Connext, etc.) via LI.FI aggregator. Fees, estimated time, and security rating for each route.

Tools: bridge_find_best_route.

Use this BEFORE bridging tokens between chains. Essential for finding cheapest, fastest, or safest bridge. IMPORTANT: For gas price comparison across chains, use crypto_estimate_gas.

Returns: {routes[], fees, estimatedTime, bridge}. No API key required — x402 micropayment $0.003/call on Base L2.

How to connect

How to connect Cross-Chain Bridge Routes — 60+ Chains via LI.FI to Claude

The server address to paste into Claude settings:

https://bridge-routes--axel-belfort.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect Cross-Chain Bridge Routes — 60+ Chains via LI.FI to ChatGPT

The server address to paste into ChatGPT settings:

https://bridge-routes--axel-belfort.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect Cross-Chain Bridge Routes — 60+ Chains via LI.FI to Cursor

The server address to paste into Cursor settings:

https://bridge-routes--axel-belfort.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (1)

Raw names from tools/list. Only developers need these.

bridge_find_best_routeUse this when you need to bridge tokens between different blockchains. Returns ranked bridge routes with fees and timing in JSON. 1. routes: array of bridge options ranked by best value 2. bridgeProv