Blockscout Mcp Server

Name: Blockscout Mcp Server
Author: ai.smithery

by ai.smitherycommunityv1.13.1

This MCP server wraps Blockscout APIs and exposes blockchain data such as balances, tokens, NFTs, contracts, blocks, and transactions through MCP and an optional REST API. It supports multiple chains by discovering Blockscout instance URLs from Chainscout and is designed for contextual blockchain analysis in AI tools.

From the registry: Provide AI agents and automation tools with contextual access to blockchain data including balance…

GitHub Repository

Install & configure

Install in your client

Paste into the AI you're chatting with — it will figure out the rest

Please install the `blockscout-mcp-server` MCP server into my current AI client (that's you).

Canonical MCP server config (HTTP transport):
- url: `https://mcp.blockscout.com/mcp`

Note: Official Blockscout hosted MCP endpoint. Docker image ghcr.io/blockscout/mcp-server:latest is also available for self-hosting.

Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.

Note: Official Blockscout hosted MCP endpoint. Docker image ghcr.io/blockscout/mcp-server:latest is also available for self-hosting.

Tools (16)

__unlock_blockchain_analysis__

Provides custom instructions for the MCP host to use the server; required before other tools.

get_chains_list

Returns a list of all known chains.

get_address_by_ens_name

Converts an ENS domain name to its corresponding Ethereum address.

lookup_token_by_symbol

Searches for token addresses by symbol or name and can return multiple matches.

get_contract_abi

Retrieves the ABI for a smart contract.

inspect_contract_code

Returns source files for verified contracts.

get_address_info

Gets comprehensive information about an address, including balance, ENS association, contract status, token details, and public tags.

get_tokens_by_address

Returns ERC-20 token holdings for an address with enriched metadata and market data.

get_block_number

Retrieves the block number and timestamp for a specific date/time or the latest block.

get_transactions_by_address

Gets transactions for an address within a time range, with optional method filtering.

get_token_transfers_by_address

Returns ERC-20 token transfers for an address within a time range.

nft_tokens_by_address

Environment variables

BLOCKSCOUT_MCP_USER_AGENTCustomizes the leading part of the User-Agent header used for RPC requests.

BLOCKSCOUT_DEV_JSON_RESPONSEEnables plain JSON responses instead of SSE streams for local development and testing.

BLOCKSCOUT_MCP_ALLOWED_HOSTSAllows specified hosts when using ngrok tunneling in development.

BLOCKSCOUT_MCP_ALLOWED_ORIGINSAllows specified origins when using ngrok tunneling in development.

Remote Endpoints

https://server.smithery.ai/@blockscout/mcp-server/mcp

type: streamable-http

Details

Language: Python
License: MIT
Released: Sep 20, 2025
Last commit: Mar 3, 2026
Registry name: ai.smithery/blockscout-mcp-server

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