How do I find my Alchemy API Key?

Log in to your [**Alchemy dashboard**](https://dashboard.alchemy.com/), create an app for your desired network, and you will find your API Key in the 'API Key' section. Copy and paste it below.

Which networks are supported?

Alchemy supports Ethereum, Polygon, Arbitrum, Optimism, and more. Ensure you provide the correct network slug (e.g., 'eth-mainnet') in the configuration.

Can the agent show NFT metadata?

Yes. The `get_owned_nfts` tool retrieves the list of NFTs owned by an address, including titles and token IDs from the metadata.

Alchemy MCP Server for OpenAI Agents SDK 6 tools — connect in under 2 minutes

Name: Alchemy
Availability: InStock
Author: Vinkius

openai.github.io/openai-agents-python/mcp

Built by Vinkius GDPR 6 Tools SDK

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

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

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="Alchemy Assistant",
            instructions=(
                "You help users interact with Alchemy. "
                "You have access to 6 tools."
            ),
            mcp_servers=[mcp_server],
        )

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

asyncio.run(main())

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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 Alchemy MCP Server

Empower your AI agent to orchestrate your entire web3 research and blockchain auditing workflow with Alchemy, the comprehensive platform for decentralized data. By connecting Alchemy to your agent, you transform complex RPC querying into a natural conversation. Your agent can instantly retrieve wallet balances, audit NFT ownership, and query transaction receipts without you ever touching a block explorer. Whether you are conducting investment research or monitoring digital assets, your agent acts as a real-time blockchain analyst, ensuring your data is always precise and up-to-the-minute.

The OpenAI Agents SDK auto-discovers all 6 tools from Alchemy through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Alchemy, another analyzes results, and a third generates reports, all orchestrated through Vinkius.

What you can do

Wallet Auditing — Retrieve high-resolution balances for any Ethereum or compatible address, including native and ERC-20 tokens.
NFT Oversight — Audit the NFT collection for specific owners to maintain a clear view of digital asset distribution and metadata.
Transaction Intelligence — Query real-time transaction receipts to understand the status and outcome of blockchain events instantly.
Network Discovery — Retrieve the latest block numbers to assist in regional and temporal blockchain planning.
Operational Monitoring — Check API status to ensure your web3 research workflow is always operational across supported networks.

The Alchemy MCP Server exposes 6 tools through the Vinkius. Connect it to OpenAI Agents SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect Alchemy to OpenAI Agents SDK via MCP

Follow these steps to integrate the Alchemy MCP Server with OpenAI Agents SDK.

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 6 tools from Alchemy

Why Use OpenAI Agents SDK with the Alchemy MCP Server

OpenAI Agents SDK provides unique advantages when paired with Alchemy 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

Alchemy + OpenAI Agents SDK Use Cases

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

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

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

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

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

Alchemy MCP Tools for OpenAI Agents SDK (6)

These 6 tools become available when you connect Alchemy to OpenAI Agents SDK via MCP:

check_api_status

Check if the Alchemy service is operational

get_latest_block_number

Get the number of the most recent block

get_owned_nfts

Get all NFTs owned by a specific address

get_token_balances

Get all ERC-20 token balances for a specific address

get_transaction_receipt

Get the receipt of a transaction by hash

get_wallet_balance

Get the balance of an Ethereum address in wei

Example Prompts for Alchemy in OpenAI Agents SDK

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

"What is the balance of Ethereum address '0x123...' using Alchemy?"

"Show all NFTs owned by '0x456...'."

"What is the latest block number on 'eth-mainnet'?"

Troubleshooting Alchemy MCP Server with OpenAI Agents SDK

Common issues when connecting Alchemy to OpenAI Agents SDK through the 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.

Alchemy + OpenAI Agents SDK FAQ

Common questions about integrating Alchemy 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.