Pay-per-call checks an AI agent runs before it moves money or trusts a counterparty. No API keys, no accounts, no signup. Each paid tool call settles in USDC on Base via the x402 protocol, straight from the agent's wallet ($0.001-$0.10 per call), through the Coinbase CDP facilitator, in about two seconds. **Start with the free `payment_info` tool.** It costs nothing, explains how payment works, and lists the price of every other tool. A client without wallet support can still call it. **20 too
Cross-referenced across 55 tracked directories
#45402
Popularity Rank
1 / 55
Listed In
Emerging
Adoption Stage
10/27/2026
First Seen
Recently added to the ecosystem
🐍 🏠 - MCP Server implementation that provides Elasticsearch interaction
kansei-link
Intelligence layer for discovering and orchestrating Japanese SaaS MCP tools (AEO)
59b9f352-8cdc-44d3-9dd9-db3bfa521880
No description available
GitHub Actions
XcodeBuildMCP is a Model Context Protocol server that provides tools for Xcode project management, simulator management, and app utilities.
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