Boltwork is a pay-per-call AI API for autonomous agents. Your AI calls an endpoint, pays a Lightning invoice automatically and gets the result back. No accounts, no API keys, no subscriptions. What it does: PDF summarisation (500 sats ~£0.04) Code review with security analysis (2000 sats ~£0.17) Web page summarisation (100 sats ~£0.008) Translation in 24 languages (150 sats) Document comparison & data extraction Persistent agent memory Try free — no wallet needed: pip install boltwork-mcp