feat: appkit mcp server and client

[enesozturk]

AppKit MCP Server & Client Implementation

Introducing AppKit MCP -- A Model Context Protocol (MCP) server that let your AI applications communicate with your wallet and any onchain data with AppKit API.

MCP Server

The MCP server running on Next.js API Routes. You can see the following endpoints to implement the MCP Server TypeScript SDK:

• /api/sse
• /api/messages

MCP Client

The client uses AI SDK to implement chat experience and communicate with the MCP server via any LLM.

Overview

This MCP server extends any MCP client's capabilities by providing tools to do anything on Base:

• Get wallet addresses
• List wallet balances on any network
• Send tokens between wallets
• Swap tokens
• Buy tokens
• Get your transaction history on any network
• ENS lookup
• ENS reverse lookup
• Get gas price of any network

and more.

Note

This work is still in progress

Showcase

appkit-ai-hd.mp4

Checklist

• Code in this PR is covered by automated tests (Unit tests, E2E tests)
• My changes generate no new warnings
• I have reviewed my own code
• I have filled out all required sections
• I have tested my changes on the preview link
• Approver of this PR confirms that the changes are tested on the preview link

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Latest commit: b341b3f

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Name	Status	Preview	Comments	Updated (UTC)
appkit-chat	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 26, 2025 11:44am
appkit-demo	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 26, 2025 11:44am
appkit-laboratory	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 26, 2025 11:44am

12 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
appkit-basic-ep	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-basic-ep-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-basic-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-basic-sign-client-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-basic-up-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-ethers5-bera	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-nansen-demo	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-vue-solana	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
appkit-wagmi-cdn-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
ethereum-provider-wagmi-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
next-wagmi-solana-bitcoin-example	⬜️ Ignored (Inspect)			Mar 26, 2025 11:44am
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