Public 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.

Haven MCP server for local, non-custodial AI-agent payments — pay x402 (HTTP 402) APIs within on-chain-enforced budgets.

US equity data for AI agents — 23 years intraday + daily, SEC filings. x402 USDC payments.

MCP server for the @agentutility agentops cluster — pay-per-call x402 tools, no API keys, USDC on…