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Ankr API MCP Server

@akki91

Repository

About Ankr API MCP Server

MCP server for Ankr APIs

#ankr#mcp#blockchain#api

Basic information

Category

Developer Tools

Runtime

node

Transports

stdio

Publisher

akki91

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "ankr-mcp": {
      "command": "npx",
      "args": [
        "@akki91/ankr-mcp"
      ]
    }
  }
}

Tools

No tools detected

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Ankr API MCP Server?

An MCP (Model Context Protocol) server that fetches on-chain data via the Ankr API, allowing LLMs to query blockchain data across 20+ chains using 21 tools.

How to use Ankr API MCP Server?

Install the package via npm, set the ANKR_API_TOKEN environment variable with your Ankr API token, then run npx @akki91/ankr-mcp. Integrate with MCP-compatible apps (e.g., Claude Desktop) by adding the server to your app’s mcpServers configuration.

Key features of Ankr API MCP Server

  • 21 tools across Token, NFT, and Query categories
  • Get token balances, prices, holders, transfers, and price history
  • Fetch NFTs by owner, metadata, holders, and transfers
  • Query blockchain stats, blocks, logs, and transactions by hash or address
  • Check wallet interactions across chains and historical balances
  • Explain how a token price is derived

Use cases of Ankr API MCP Server

  • Retrieve token balances for any wallet on Ethereum or other supported chains
  • Look up current USD price and historical price data for any token
  • Get NFT ownership and metadata for wallets and collections
  • Investigate blockchain transactions, internal transactions, and event logs
  • Monitor wallet interactions and historical account balances

FAQ from Ankr API MCP Server

What do I need to run this server?

You need Node.js and npm installed. You also need a valid Ankr API token, set as the environment variable ANKR_API_TOKEN.

How do I integrate it with Claude Desktop?

Add the MCP server configuration under mcpServers in your Claude Desktop developer settings, then restart the app. The tools will appear in the Tools icon.

Which blockchains are supported?

The server supports 20+ blockchains via the Ankr Advanced API. The README does not list specific chains, but tools work across all supported by Ankr.

Is any local blockchain storage required?

No. All data is fetched live from the Ankr API; no local blockchain node or database is needed.

What authentication does the server use?

The server uses an API token (ANKR_API_TOKEN) passed as an environment variable for authentication with the Ankr API.

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