Usdc Python Packages

paybond-kit

Python SDK for agent spend governance around paid tool calls across MCP, LangGraph, OpenAI, Claude, and Gemini: spend authorization, evidence receipts, refunds, disputes, and settlement.

blockrun-litellm

LiteLLM adapter for BlockRun — call x402-paid AI models through LiteLLM (custom provider or local OpenAI-compatible proxy)

solsigs-mcp

SolSigs: x402-paid Solana data APIs, MCP tools, and ProofGuard receipts for AI agent payments

tinyusdz

Tiny, dependency-free USD/USDA/USDC/USDZ loader + Tydra scene access, with NumPy-friendly zero-copy arrays (CPython abi3 wheel).

agentpay-x402

AgentPay - The economic-intelligence layer for AI agents — an x402 gateway that prices, caps, and receipts agent data spend. 17 free tools + verified_route, the buyer-side x402 trust oracle. USDC on Base or Stellar.

xenarch

Python & TypeScript SDKs for Xenarch — payment middleware for AI agents and publishers

agoragentic

Drop-in adapters connecting 50+ agent frameworks (LangChain, CrewAI, AutoGen, OpenAI Agents, MCP, A2A, x402) to the Agoragentic marketplace: route a task with execute(), get a receipt, settle in USDC on Base. Monorepo + npm packages for MCP, Micro ECF, and local readiness tooling.

ag402-core

Zero latency! Zero code change! Empower your AI agent with payment ability via x402 protocol! (Openclaw, Claude code, Cursor, Langchain, CrewAI, AutoGen...)

ag402-client-mcp

Zero latency! Zero code change! Empower your AI agent with payment ability via x402 protocol! (Openclaw, Claude code, Cursor, Langchain, CrewAI, AutoGen...)

ag402-mcp

Zero latency! Zero code change! Empower your AI agent with payment ability via x402 protocol! (Openclaw, Claude code, Cursor, Langchain, CrewAI, AutoGen...)

suede-ai

Python SDK for the Suede Labs AI x402 surface — pay-per-call music, stem, MIDI, mastering, and IP endpoints, settled in USDC on Base. By Jason Colapietro.

langchain-skim

LangChain tool for Skim — clean web reader for AI agents. Pays $0.002/call in USDC over x402. No signup, no API keys.

open402

Zero latency! Zero code change! Empower your AI agent with payment ability via x402 protocol! (Openclaw, Claude code, Cursor, Langchain, CrewAI, AutoGen...)

cerebrus-pulse-mcp

MCP server for real-time crypto intelligence — 15 tools for technical analysis, liquidation heatmaps, market stress, funding rates across 50+ Hyperliquid perpetuals. CLI + MCP. x402 micropayments.

moltspay

Python SDK for MoltsPay - Agent-to-Agent Payments

koreafilings

AI-ready English summaries of Korean DART (전자공시) filings, paid per call in USDC via x402. Python SDK + MCP server included.

voidly-pay-llamaindex

LlamaIndex tools for Voidly Pay — drop-in agent-to-agent payments. USDC-backed, x402, signed envelopes. Live on Base mainnet.

solvela-sdk

Solana-native AI agent payment infrastructure. AI agents pay for LLM API calls with USDC-SPL on Solana via the x402 protocol.

dpx-sdk

MCP server for DPX — AI intelligence oracle and institutional cross-border settlement rail via Base mainnet

gocreative

Python SDK for GoCreative — a 17-model frontier LLM gateway + 350+ data/compliance tools for AI agents. Pay-per-call USDC on Base via x402, no API key.

cryptochief-crypto-processing-python

Official async Python SDK for the Crypto Chief crypto payment gateway and crypto processing API. Accept crypto payments, send single and mass crypto payouts, sign on-chain transactions and smart-contract calls, manage wallets, convert fiat to crypto, and verify webhooks across Ethereum, BNB Smart Chain, Polygon, Tron, TON, Solana, Bitcoin, XRP and 20+ blockchains. USDT and USDC stablecoin support with int-precise amounts and asyncio/httpx.

voidly-pay-crewai

Off-chain credit ledger + hire marketplace for AI agents. Ed25519-signed envelopes, atomic settlement, hire-and-release escrow. https://voidly.ai/pay

voidly-pay-pydantic-ai

Pydantic AI tools for Voidly Pay — drop-in agent-to-agent payments. USDC-backed, x402, signed envelopes. Live on Base mainnet.

voidly-pay-langchain

Off-chain credit ledger + hire marketplace for AI agents. Ed25519-signed envelopes, atomic settlement, hire-and-release escrow. https://voidly.ai/pay