npm86Excellenthealth index
rhein1/agoragentic-integrationsPublic adapters and discovery catalog for Triptych OS (Agent OS): agent frameworks, MCP/A2A/x402 protocols, workflows, wallets, SDKs, and examples for execute-first routing, governed handoffs, and receipt-aware agent commerce.
JavaScript · Python★ 26↓ 3,885/moAug 2, 2026
npm81Excellenthealth index
BlockRunAI/FranklinThe AI agent with a wallet — spends USDC autonomously to get real work done. Apache-2.0, TypeScript.
TypeScript · JavaScript★ 624↓ 5,781/moJul 17, 2026
BlockRunAI/blockrun-llm-tsTypeScript SDK for BlockRun — 41+ AI models, pay-per-call with USDC. OpenAI-compatible. Zero rate limits.
TypeScript★ 3↓ 3,437/moJul 17, 2026
Go★ 3,621Jul 17, 2026
JavaScript★ 1↓ 4,995/moAug 29, 2026
npm63Moderatehealth index
MikeyPetrillo/Agent402500+ pay-per-call web tools + skill packs for AI agents — every one tested, priced, and settled on-chain. Paid in USDC over x402 on 8 chains, or free via proof-of-work on the pure-CPU tools. Self-hostable, MCP-native, deterministic. Plus the open x402 index (Find / Route / Leaderboard).
JavaScript★ 5↓ 7,099/moJul 16, 2026
npm63Moderatehealth index
JavaScript★ 0↓ 2,927/moAug 5, 2026
npm59Moderatehealth index
Dexter-DAO/dexter-x402-sdkGive your agent a spending limit it can't exceed. Non-custodial tabs on Solana, plus one-shot x402 across the major EVM chains. Buyer + seller SDKs.
TypeScript★ 3↓ 2,823/moJul 25, 2026
npm56Moderatehealth index
TypeScript · JavaScript★ 3↓ 269/moJul 23, 2026

BlockRunAI/blockrun-llm-goGo SDK for BlockRun — every frontier model, pay-per-call with USDC. OpenAI-compatible. Zero rate limits.
Go★ 0Aug 22, 2026
npm54Moderatehealth index
0rkz/byte-mcp-serverMCP server for PayPerByte — pay-per-call USDC data feeds for AI agents (x402 on Base; EIP-712 attestations). No API keys, no token.
JavaScript · TypeScript★ 2↓ 2,506/moJul 17, 2026
npm · PyPI · Go54Moderatehealth index
TypeScript · Python★ 8↓ 5,516/moSep 5, 2026
PyPI54Moderatehealth index
Python★ 2↓ 4,082/moAug 18, 2026
npm54Moderatehealth index
zkp2p/peer-cashPeer Cash SDK: cash out Base USDC to fiat at the live market rate
TypeScript★ 2↓ 2,202/moJul 29, 2026
npm53Moderatehealth index
TypeScript · JavaScript★ 1↓ 2,516/moJul 26, 2026

BlockRunAI/blockrun-llm-go-vipVIP native passthrough for Anthropic & OpenAI through BlockRun — official Go SDKs, x402 USDC on Base, zero response reshaping.
Go★ 0Sep 5, 2026
PyPI · crates.io44Weakhealth index
nonameuserd/paybond-kit-pythonPython SDK for agent spend governance around paid tool calls across MCP, LangGraph, OpenAI, Claude, and Gemini: spend authorization, evidence receipts, refunds, disputes, and settlement.
Python★ 1↓ 3,735/moAug 2, 2026
nonameuserd/paybond-kitTypeScript SDK for agent spend governance around paid tool calls across MCP, LangGraph, OpenAI, Claude, and Gemini: spend authorization, evidence receipts, refunds, disputes, and settlement.
TypeScript★ 1↓ 5,002/moJul 25, 2026
BlockRunAI/blockrun-litellmLiteLLM adapter for BlockRun — call x402-paid AI models through LiteLLM (custom provider or local OpenAI-compatible proxy)
Python★ 0Jul 22, 2026
TypeScript★ 0↓ 1,980/moSep 5, 2026
wuzenghai616-lang/goldbeanx402 Micropaid MCP Server — 51 Baidu AI tools for global developers. Pay-per-call with USDC, PayPal, or Alipay. No Chinese phone number needed.
JavaScript★ 1Jul 26, 2026
sponsored-code/cliThe scode CLI — onboarding, ad-slot control, and MCP server for Sponsored Code.
TypeScript★ 3↓ 2,633/moJul 24, 2026
scotia1973-bot/gadgethumans-x402One-line x402 payment middleware for MCP servers. The Visa for the agent economy. Every agent payment routes through our proxy — we take a commission cut.
JavaScript · HTML★ 1↓ 2,201/moJul 15, 2026
JavaScript★ 0↓ 2,201/moJul 21, 2026