OpenClaw
x402engine
Pay-per-call API gateway skill — calls 63 APIs (LLMs, image/video gen, flights, hotels, crypto, web search) via x402 micropayments. Each call costs $0.001-$0.60 in USDC/USDm, enforced by a local policy engine with spend caps.
2.8k stars
openclaw/skillsskills/agentc22/x402engineMarch 14, 2026
Install command
python "$CODEX_HOME/skills/.system/skill-installer/scripts/install-skill-from-github.py" --repo openclaw/skills --path skills/agentc22/x402engineTell me the task — I'll narrow the agent shortlist.