How to connect Coinbase Wallet with ChatGPT

Connect ChatGPT to Coinbase Wallet MCP. List recent transactions from your wallet, initiate a 0.01 eth transfer now, and more using natural language, with authentication handled for you.

Get started for free Get a demo

Coinbase Wallet MCP

Dcr Oauth

Coinbase Wallet MCP is Coinbase's wallet service for interacting with onchain accounts. Use it to give agents secure, structured access to inspect wallets and request onchain actions.

15 Tools

Managed auth

Connect Coinbase Wallet MCP without auth hassles

We manage OAuth, API keys, token refresh, and scopes — you just build.

Book a call

Explore the MCP Gateway

How to connect Coinbase Wallet MCP with ChatGPT

ChatGPT can take action across your apps and files, stay with a project for hours, and turn a goal into finished materials like sheets, slides, and docs, not just answers.

In this guide, I will explain the easiest and most secure way to connect your Coinbase Wallet account to ChatGPT via Composio Connect, so it can inspect your wallet balances, list recent onchain transactions, create transfer requests, sign messages, and initiate token swaps through natural language commands without ever putting your account credentials at risk.

Also integrate Coinbase Wallet MCP with

Claude Cowork Hermes Atomic Agent

Why use Composio over default connectors?

Apps with read and write access. Default connectors mostly can read your data. Composio's Coinbase Wallet integration lets ChatGPT take actions like creating drafts, sending updates, labeling records, and more.
1,500+ SaaS toolkits out of the box. Composio gives you instant access to a vast catalog of pre-built connectors, from Gmail and Slack to Notion, Linear, and Salesforce.
One MCP server for every app. Connect any of your applications on demand through a single endpoint, rather than juggling a separate server for each app.
Smart, context-aware tool loading. Unlike traditional MCP servers that dump every available tool into the LLM context window, Composio searches for and loads only the tools relevant to the task at hand.
Cross-app automation. Chain actions across multiple apps in a single run - fetch a thread, summarize it in Notion, and post highlights to Slack without leaving the conversation.

Prerequisites

A ChatGPT account. We will use the ChatGPT desktop app, and the steps are the same on the web.
Access to the Coinbase Wallet workspace you want to connect.
Composio plugin.

Note: Composio connects through OAuth. You will be asked to sign in and approve specific permissions. Review the permission screen carefully if you are using a work account.

Step-by-step: Connect Coinbase Wallet to ChatGPT

1. Install the Composio plugin

Click the button. ChatGPT opens the Composio plugin page. Click Install plugin.

Install in ChatGPT

Composio plugin page in ChatGPT with the Install plugin button

You can also find it inside ChatGPT: go to Settings, open Plugins, search the marketplace for Composio, and click Install plugin.

2. Authenticate

After you install, ChatGPT asks you to authenticate with Composio. Log in and click Allow access to authorize ChatGPT to use your Composio account.

Composio login and Allow access screen for ChatGPT

3. Start using Composio

That is it. Composio tools are now available in ChatGPT. Type @Composio followed by your request, for example @Composio find unread Coinbase Wallet messages and summarize them, and it will run the actions you authorize. On first use it asks you to authorize Coinbase Wallet.

Option 2: Add Composio as an MCP server

If you cannot use the plugin marketplace, add Composio as a custom MCP server instead.

1. Open the MCP settings

In ChatGPT, go to Settings and open the Plugins section. Inside the Plugins page, click the MCP tab.

ChatGPT settings showing the Plugins page with the MCP tab selected

2. Add the server

Click Add server. In the Name field enter Composio, for Type select Streamable HTTP, and in the URL field paste the Composio MCP server URL:

bash

https://connect.composio.dev/mcp

ChatGPT Add server dialog with the name Composio, type Streamable HTTP, and the Composio MCP URL

Then click Save. The Composio server now appears in your MCP plugins list.

ChatGPT Plugins page showing the Composio MCP server added to the list

3. Authenticate

Click Authenticate on the Composio entry, log in via Composio, and click Allow access. Composio tools are then available in ChatGPT the same way as with the plugin.

What you can do after connecting Coinbase Wallet

List recent transactions from your wallet
Initiate a 0.01 ETH transfer now
Swap 0.05 ETH to USDC at market

Security + privacy notes (important)

Use least-privilege access: Only grant permissions you actually need.
Review OAuth permissions before approving: Make sure requested scopes match what you expect Composio and ChatGPT to do.
Keep write actions human-reviewed: For actions like sending messages, creating labels, or editing drafts, keep manual confirmation enabled.
Be careful with sensitive data: Avoid using this setup with highly sensitive information unless allowed by your personal, company, or client policies.

TOOLS

Supported Tools

Every Coinbase Wallet MCP action and event your agent gets out of the box.

Chain rpc request

Make a read-only JSON-RPC call to inspect on-chain state on a supported chain (arbitrum, avalanche, base, base-sepolia, bsc, ethereum, optimism, polygon, robinhood-chain).

Complete x402 request

Complete a previously initiated x402 payment after the user has approved it in their Base Account.

Fund

Create a funding request to add money to (top up) the user's wallet.

Get portfolio

Returns total portfolio value and per-asset breakdown for a wallet address.

Get request status

Poll the status of an approval request by requestId (returned by send, sign, swap, or send_calls).

Get transaction history

Returns paginated transaction history in reverse chronological order for a single chain.

Get wallets

Returns the user's Base Account and all agent wallets with delegation status, spend policy, and session authorization.

Help

Returns guidance for helping the user with protocol-specific tasks that aren't directly supported by this MCP.

Initiate x402 request

Initiate an HTTPS request to an x402-enabled endpoint.

Search tokens

Search for tokens by symbol or name on a single chain.

Send

Send native tokens or any ERC-20.

Send calls

Submit a batch of raw contract calls for user approval.

Sign

Request a user-approved signature.

Swap

Swap between tokens on a mainnet chain (testnets not supported).

Web request

Make an HTTP GET or POST request to a whitelisted partner API.

FRAMEWORKS

How to build Coinbase Wallet MCP Agent with another framework

Claude Cowork

Use Coinbase Wallet MCP with Claude Cowork

Hermes

Use Coinbase Wallet MCP with Hermes

Atomic Agent

Use Coinbase Wallet MCP with Atomic Agent

MORE TOOLKITS

Explore Other Toolkits

Toolkit marketplace

Stripe

Api KeyOauth2

Stripe is a global online payments platform offering APIs for managing payments, customers, and subscriptions. Trusted by businesses for secure, efficient, and scalable payment processing worldwide.

44API

Api Key

44API is an API service for validating VAT and tax identifiers and returning company details. Use it to verify business tax data and manage account IP whitelists quickly.

Airwallex

Api Key

Airwallex is a global financial platform providing business accounts, payments, payouts, FX, and cards. Built to simplify cross-border payments and streamline financial operations for businesses.

Aiwyn Tax MCP

No Auth

Aiwyn Tax MCP is a tax estimation service powered by Aiwyn's federal and state tax engine. It helps teams estimate tax outcomes without building tax calculation logic from scratch.

FAQ

Frequently asked questions

With a standalone Coinbase Wallet MCP server, the agents and LLMs can only access a fixed set of Coinbase Wallet tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Coinbase Wallet and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. ChatGPT fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Coinbase Wallet tools.

Yes, absolutely. You can configure which Coinbase Wallet scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Coinbase Wallet data and credentials are handled as safely as possible.

Start with Coinbase Wallet MCP.It takes 30 seconds.

Managed auth, hosted MCP servers, and every Coinbase Wallet MCP tool your agent needs.Free to start.

Start building