Etherscan MCP Server for OpenAI Agents SDKGive OpenAI Agents SDK instant access to 19 tools to Get Abi, Get Address Tag, Get Address Token Balance, and more

Name: Etherscan
Price: 29 USD
Availability: InStock
Rating: 4.9 (1 reviews)
Author: Vinkius

GDPR Free for Subscribers

The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Etherscan through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.

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The Etherscan MCP Server for OpenAI Agents SDK is a standout in the Data Analytics category — giving your AI agent 19 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

Vinkius delivers Streamable HTTP and SSE to any MCP client

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python

import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerStreamableHttp

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MCPServerStreamableHttp(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    ) as mcp_server:

        agent = Agent(
            name="Etherscan Assistant",
            instructions=(
                "You help users interact with Etherscan. "
                "You have access to 19 tools."
            ),
            mcp_servers=[mcp_server],
        )

        result = await Runner.run(
            agent, "List all available tools from Etherscan"
        )
        print(result.final_output)

asyncio.run(main())

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Etherscan MCP Server

Connect your Etherscan API key to any AI agent and gain instant access to on-chain data across Ethereum and other EVM-compatible networks through natural conversation.

The OpenAI Agents SDK auto-discovers all 19 tools from Etherscan through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Etherscan, another analyzes results, and a third generates reports, all orchestrated through Vinkius.

What you can do

Native Balances — Retrieve the native token balance (ETH, MATIC, etc.) for single or multiple addresses (up to 20) using get_balance and get_balance_multi.
Transaction History — Fetch comprehensive lists of normal and internal transactions for any wallet address with get_tx_list and get_tx_list_internal.
Token Tracking — Monitor transfers for ERC-20, ERC-721 (NFTs), and ERC-1155 tokens using specialized tools like get_token_tx and get_token_nft_tx.
Multi-Chain Support — Query data across different networks by specifying the chainid (e.g., 1 for Ethereum, 137 for Polygon).
Granular Filtering — Filter transaction results by block range, pagination, and sort order to find exactly what you need.

The Etherscan MCP Server exposes 19 tools through the Vinkius. Connect it to OpenAI Agents SDK in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 19 Etherscan tools available for OpenAI Agents SDK

When OpenAI Agents SDK connects to Etherscan through Vinkius, your AI agent gets direct access to every tool listed below — spanning ethereum, evm, block-explorer, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

get

Get abi on Etherscan

Get Contract ABI

get

Get address tag on Etherscan

Get address name tag (PRO Plus)

get

Get address token balance on Etherscan

Get address portfolio (PRO)

get

Get balance on Etherscan

Get native token balance for an address

get

Get balance multi on Etherscan

Get native token balances for multiple addresses

get

Get block no by time on Etherscan

Get block number by timestamp

get

Get block number on Etherscan

Get latest block number

get

Get eth price on Etherscan

Get Ether last price

get

Get eth supply on Etherscan

Get total supply of Ether

get

Get gas oracle on Etherscan

Get Gas Oracle

get

Get logs on Etherscan

Get event logs

get

Get source code on Etherscan

Get Contract Source Code

get

Get token 1155 tx on Etherscan

Get ERC-1155 token transfers for an address

get

Get token nft tx on Etherscan

Get ERC-721 token transfers for an address

get

Get token tx on Etherscan

Get ERC-20 token transfers for an address

get

Get transaction by hash on Etherscan

Get transaction by hash

get

Get tx list on Etherscan

Max 10,000 records. Get normal transactions for an address

get

Get tx list internal on Etherscan

Get internal transactions for an address

verify

Verify source code on Etherscan

Verify Contract Source Code

Connect Etherscan to OpenAI Agents SDK via MCP

Follow these steps to wire Etherscan into OpenAI Agents SDK. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

Install the SDK

Run pip install openai-agents in your Python environment

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com

Run the script

Save the code above and run it: python agent.py

Explore tools

The agent will automatically discover 19 tools from Etherscan

Why Use OpenAI Agents SDK with the Etherscan MCP Server

OpenAI Agents SDK provides unique advantages when paired with Etherscan through the Model Context Protocol.

Native MCP integration via `MCPServerSse`, pass the URL and the SDK auto-discovers all tools with full type safety

Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure

Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate

First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output

Etherscan + OpenAI Agents SDK Use Cases

Practical scenarios where OpenAI Agents SDK combined with the Etherscan MCP Server delivers measurable value.

Automated workflows: build agents that query Etherscan, process the data, and trigger follow-up actions autonomously

Multi-agent orchestration: create specialist agents. one queries Etherscan, another analyzes results, a third generates reports

Data enrichment pipelines: stream data through Etherscan tools and transform it with OpenAI models in a single async loop

Customer support bots: agents query Etherscan to resolve tickets, look up records, and update statuses without human intervention

Example Prompts for Etherscan in OpenAI Agents SDK

Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Etherscan immediately.

"What is the ETH balance of address 0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe on Ethereum?"

"Show me the last 5 ERC-20 token transfers for 0x742d35Cc6634C0532925a3b844Bc454e4438f44e."

"List the normal transactions for address 0x123... on Polygon (Chain ID 137)."

Troubleshooting Etherscan MCP Server with OpenAI Agents SDK

Common issues when connecting Etherscan to OpenAI Agents SDK through Vinkius, and how to resolve them.

MCPServerStreamableHttp not found

Ensure you have the latest version: pip install --upgrade openai-agents

Agent not calling tools

Make sure your prompt explicitly references the task the tools can help with.

Etherscan + OpenAI Agents SDK FAQ

Common questions about integrating Etherscan MCP Server with OpenAI Agents SDK.

How does the OpenAI Agents SDK connect to MCP?

Use MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.