Cascade

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1. x402-proxy x402-proxy Public

   curl for x402 and MPP paid APIs. CLI + MCP proxy that auto-pays any endpoint on Base, Solana, and Tempo. Zero crypto code on the buyer side.

   TypeScript 10 6

2. surf surf Public

   Pay-per-use API gateway for AI agents. Inference, Twitter, Reddit, and web APIs - no signup, pay per call via x402 and MPP.

3. agentbox agentbox Public

   Agent in a Box

   TypeScript 13 1

4. sati sati Public

   Trust infrastructure for million-agent economies on Solana - identity, reputation, and validation designed for continuous feedback at scale.

   TypeScript 19 3

5. splits splits Public

   Non-custodial payment splitting protocol for Solana

   TypeScript 7 1

6. deadline-validator deadline-validator Public

   Stateless Solana program for validating transaction deadlines. Reference implementation for x402 SVM Extension RFC

   Rust 5