kinance/circle-agent-stack-mcp

Overview

This MCP server exposes Circle Agent Stack functionality through tool calls for wallet management, USDC transfers, and x402 nanopayments. It implements the Model Context Protocol to enable AI agents to interact with Circle's stablecoin and payment infrastructure. The tool is written in TypeScript and integrates as a server for MCP-compatible clients.

Best for

Best for
Developers building AI agents that require programmatic access to Circle stablecoin payments and wallet operations

Use cases

• Manage Circle wallets programmatically via tool calls
• Transfer USDC tokens using standardized MCP operations
• Implement x402 nanopayment flows in AI agent workflows

How to use

Install

npx circle-agent-stack-mcp

Tools exposed

• circle_wallet_create
• circle_wallet_list
• circle_balance
• circle_policy_set
• circle_transfer_usdc
• circle_x402_pay

Tested with

Claude Desktop, Claude Code

Notes

This MCP server exposes Circle Agent Stack functionality through tool calls for wallet management, USDC transfers, and x402 nanopayments. It implements the Model Context Protocol to enable AI agents to interact with Circle’s stablecoin and payment infrastructure. The tool is written in TypeScript and integrates as a server for MCP-compatible clients.

0 stars on GitHub. Last updated 2026-06-04. Licensed MIT.

Use cases

• Manage Circle wallets programmatically via tool calls
• Transfer USDC tokens using standardized MCP operations
• Implement x402 nanopayment flows in AI agent workflows

Pros

• Standard MCP interface enables easy integration with compatible AI agents
• TypeScript codebase provides type safety and modern tooling
• Opens up Circle Agent Stack capabilities to agentic use cases

Cons

• Zero stars indicates minimal community adoption or testing
• Dependency on Circle Agent Stack availability and API limits
• Limited documentation or support as a community project

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.