Stablecoin Python Packages

sra-riskgate

Risk checks for stablecoin and AI-agent payments: rule pre-filter SDK with x402 and Coinbase AgentKit integrations, plus benchmark evaluation scripts

cryptochief-crypto-processing-python

Official async Python SDK for the Crypto Chief crypto processing API and crypto payment gateway: accept crypto payments, send single and mass payouts, sign on-chain transactions and smart-contract calls, manage wallets, and verify webhooks across Ethereum, Tron, TON, Solana, Bitcoin, XRP and 20+ blockchains. USDT/USDC, asyncio, typed.

agents-u-cash

Non-custodial HTTP-402 payments for AI agents: JS + Python SDKs, MCP server, and API docs for agents.u.cash

bridgenode-llm

BridgeNode — x402 pay-per-request AI inference. Python SDK.

abapay-sdk

Non-custodial Web3 settlement layer turning stablecoins into real-world utility payments (electricity, airtime, data, cable TV, education, bank transfers) for emerging markets on Celo & Base. An autonomous AI agent (ERC-8004 identity, 8004scan.io) pays bills unattended via Telegram/WhatsApp/X — bounded allowances, autopay, batch payments.

cngn

A comprehensive Python library for seamless integration with the cNGN API, enabling secure cross-chain transactions and digital asset/crypto wallet management.

bridgenode-cli

BridgeNode — x402 pay-per-request AI inference. Python SDK.

bridgenode-mcp

BridgeNode — x402 pay-per-request AI inference. MCP server for AI agents.

bridgenode

BridgeNode — x402 pay-per-request AI inference. Python SDK.

bridgenode-sdk

BridgeNode — x402 pay-per-request AI inference. Python SDK.

bridgenode-skill

BridgeNode — x402 pay-per-request AI inference. Python SDK.

verantis-mcp

MCP tool for Verantis — the verified directory for machine payments (x402 & MPP). Check services and wallets before your agent pays.

langchain-paypack

AI Agent payment middleware - HTTP 402, x402, AP2, nano payment. Alipay, WeChat Pay, USDC, ETH.

paypack-langchain

AI Agent payment middleware - HTTP 402, x402, AP2, nano payment. Alipay, WeChat Pay, USDC, ETH.

sra-riskgate-mcp

MCP server that checks stablecoin and x402 payments before an AI agent pays

langchain-sra-riskgate

LangChain middleware that checks AI agent stablecoin payments (Coinbase AgentKit, x402) before they are sent

cngn-manager

A comprehensive Python library for seamless integration with the cNGN API, enabling secure cross-chain transactions and digital asset/crypto wallet management.

sardis-openai-agents

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

sardis-langchain

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

sardis-compliance

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

sardis-crewai

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

sardis-wallet

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

sardis-core

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

furlpay-langchain

FurlPay tools for LangChain — stablecoin payments, investing, and x402 agentic payment rails.