L402 Python Packages

invinoveritas

The verification layer for autonomous agents — an independent, capital-aware verdict before an irreversible action (/review), a cryptographically signed proof after, and a public on-chain track record, losses included. Free EdgeProof backtest validation. Underneath: memory, sandboxed execution, marketplace. Pay in sats, USDC (x402), or card.

agent-security-harness

470 security tests for AI agent systems — MCP, A2A, x402/L402, decision governance, benchmark integrity, skill supply chain. AIUC-1 pre-cert, NIST AI 800-2 aligned, CVE-2026-25253 reproduction. v4.4.2

l402-requests

Auto-paying L402 HTTP client for Python — APIs behind Lightning paywalls just work

langchain-boltzpay

LangChain tools for BoltzPay — pay for API data with AI agents

boltzpay-crewai

Give your AI agents a fetch() that pays. Multi-protocol, multi-chain, open source.

saturnzap

Bitcoin Lightning wallet CLI built for autonomous AI agents.

satrank

DEPRECATED — Python SDK retired in V3 (2026-05-08). Use https://satrank.dev/api/ or `npx -y satrank-mcp`.

lightning-memory

Decentralized agent memory for the Lightning economy. Nostr identity, L402 payments, MCP server.

satring-mcp

Discover, rate, and pay for APIs over Bitcoin Lightning. The L402 + x402 service directory for the agent economy.

satgate

The Economic Firewall for AI Agent Requests

routeweiler

Neutral micropayment router for autonomous agents — a single HTTP client across x402, L402, and MPP.

markdown2pdf-python

⚡ Python client for markdown2pdf.ai - Convert markdown to PDF with Lightning payments

observer-protocol

Observer Protocol — Verified Agent Credentials (VAC) for the agentic economy. Cryptographic verification layer for autonomous economic agents.

discourse-toll

L402 micropayment middleware for discourse (Python) — trust-weighted, progressive pricing for forums and APIs

lightning-toll

L402 Lightning paywalls for FastAPI — monetize any API endpoint with Bitcoin Lightning