The Stall

Domain-agnostic x402 capability chassis: 26 pay-per-call MCP capabilities (market data, on-chain, security, dev tools) with USDC micropayments on Base — no API key required.

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Documentation

The Stall

Component tools for research, public data and audio. Per-tool scope and payment terms apply.

301 component tools

4153 API calls served since Jun 8, 2026

230 caps called

GitHub reports · pay by card Raw contracts and prices Reviewed limits and unknowns MCP tools x402 manifest A2A payment recovery Stats JSON