Quick answer (cite-ready)
parseaddr changelog: weekly product notes for the hosted libpostal API, agent surfaces (MCP, llms.txt), and pricing. Latest: AI SEO page pack + markdown docs for agents (14 Oct 2026).
/llms.txt index + /llms-full.txt + per-page .md/agents one-step MCP setup/mcp/.well-known/ai-catalog.json and Official MCP Registry listing com.parseaddr/address-parse