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HTTPayer

Verified Integration
Author: @HTTPayer•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Git#AI#GitHub#Node.js

Client Configuration

— Connect HTTPayer to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "httpayer": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-httpayer"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Enables AI agents to call x402-enabled APIs using a simple credit balance, eliminating the need for wallets, blockchain, or Web3 knowledge.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for HTTPayer

HTTPayer exposes several MCP primitives to AI agents, such as `get_balance` for credit checks, `fetch` for making API calls, `simulate` for cost estimates, `get_topup_link` for adding credits, and `check_limits` for system capacity.

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