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Description
Discover and call x402 endpoints — the essential tool for x402 Meson is a lightweight Chrome extension built for developers and Web3 enthusiasts to explore the x402 protocol. It connects with MetaMask and Phantom, integrates with the Bazaar service (x402 Discovery) to automatically fetch available x402 endpoints, and also lets you manually input your own, with recently used entries stored for quick access. With Meson, you can test and invoke x402 interfaces, enter request body data, parse response data according to schema, perform payments, generate X-Payment Headers, and complete requests directly from your browser. You can also view a full history of completed calls and generated payment headers. Key Features 🔗 Connects seamlessly with MetaMask and Phantom for secure wallet operations 🧩 Supports automatic endpoint discovery via Bazaar (x402 Discovery) ✍️ Allows manual input of custom x402 endpoints with recently used tracking 📤 Supports request body input and schema-based response parsing for x402 calls 💸 Enables x402 payments and X-Payment Header generation 📜 Displays full history of completed calls and generated payment headers ⚙️ Clean, developer-friendly UI for testing and debugging Meson gives Web3 developers an intuitive way to understand, experiment with, and build on top of the x402 protocol.