Official Modexia AgentPay MCP Server
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<div align="center"> <img src="assets/modexialogo.png" alt="Modexia Logo" width="120" style="border-radius: 20px; margin-bottom: 20px;" /> <h1>Modexia AgentPay MCP Server</h1> <p><b>The official Model Context Protocol (MCP) server for autonomous AI Agents to interact with Modexia's crypto infrastructure.</b></p> [](https://badge.fury.io/py/modexia-mcp) [](https://opensource.org/licenses/MIT) </div> <br /> Welcome to the **Modexia AgentPay MCP Server** (`modexia-mcp`). This server bridges the gap between Large Language Models and the real-world digital economy. By integrating this standard Model Context Protocol (MCP) server into your AI stack (Claude Desktop, LobeChat, Dify, or custom multi-agent swarms), you instantly equip your AI Agents with a **programmatic Smart Contract Wallet**. Instead of your agents hitting `402 Payment Required` errors and failing, they can now autonomously negotiate paywalls, purchase premium data, execute zero-gas microtransactions via Circle Gateway, and trade compute resources with other agents in high-frequency vault channels. **Modexia gives your AI a bank account, and MCP gives it the tools to use it.** --- ## What's New in v0.4.1 **Circle Gateway Nanopayments (x402)** This release brings full agentic support for gas-free, sub-cent microtransactions directly to the MCP level. * `nanopay` — Fetch an x402-protected URL and automatically negotiate the payment using EIP-3009 offline signatures. Includes inline auto-refill logic. * `nanopay_activate` — One-time activation for the agent. * `nanopay_deposit` / `nanopay_withdraw` — Manage gateway funds directly from the main wallet. * `nanopay_balance` — Track the True Available Balance (Gateway deposits minus pending/unsettled signatures). * **Structured Error Handling** — The MCP tools now pass back structured `ModexiaPaymentError` codes (e.…
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