crypto

Access 1,900+ blockchain and DeFi APIs through a single MCP.

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What it can do

  • Browse Apis: Search Crypto & Blockchain APIs on the Orbis marketplace. Returns only Crypto & Blockchain-specific tools with x402 USDC pay-per-call pricing on Base — no account or signup needed. Try se
  • Call Api: Call any API on the Orbis marketplace with x402 USDC payment on Base. Pass x_payment with a signed USDC payment header from x402-fetch (npm) or the x402 Python library.

What data it sees

Do you need an account

No: the server works without sign-in

Access 1,900+ blockchain and DeFi APIs through a single MCP. Estimate gas fees, analyze wallets, score on-chain volume, label addresses, track token prices, and more. Pay-per-call in USDC via x402 on Base — no API keys, no subscriptions.

How to connect

How to connect crypto to Claude

The server address to paste into Claude settings:

https://crypto--orbisapi.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 crypto to ChatGPT

The server address to paste into ChatGPT settings:

https://crypto--orbisapi.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 crypto to Cursor

The server address to paste into Cursor settings:

https://crypto--orbisapi.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 (2)

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

browse_apisSearch Crypto & Blockchain APIs on the Orbis marketplace. Returns only Crypto & Blockchain-specific tools with x402 USDC pay-per-call pricing on Base — no account or signup needed. Try searching for "wallet risk scorer".
call_apiCall any API on the Orbis marketplace with x402 USDC payment on Base. Pass x_payment with a signed USDC payment header from x402-fetch (npm) or the x402 Python library.