Nikolife2016/pulsefeed-x402

Overview

Open-source TypeScript client tools for PulseFeed, a trust and safety layer for x402 agent payments. It verifies an x402 endpoint before payment and includes a Guard SDK, MCP server, and integrations for Vercel AI SDK and LangChain.

Best for

Best for
Developers building x402 payment flows who need client-side trust verification

Use cases

• Verify x402 endpoints before sending agent payments
• Add trust and safety checks to payment workflows
• Integrate payment verification into Vercel AI SDK or LangChain pipelines

Notes

Open-source TypeScript client tools for PulseFeed, a trust and safety layer for x402 agent payments. It verifies an x402 endpoint before payment and includes a Guard SDK, MCP server, and integrations for Vercel AI SDK and LangChain.

0 stars on GitHub. Last updated 2026-09-03. Licensed MIT.

Use cases

• Verify x402 endpoints before sending agent payments
• Add trust and safety checks to payment workflows
• Integrate payment verification into Vercel AI SDK or LangChain pipelines

Pros

• Provides multiple integration options (SDK, MCP, framework adapters)
• Open-source and language-specific (TypeScript) for easy adoption
• Addresses a specific security gap in agent payments

Cons

• No stars or community traction yet
• Limited documentation inferred from repo age and size
• Dependent on PulseFeed and x402 ecosystem maturity

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.