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Priced above Firecrawl's own per-scrape cost."},{"url":"https://sovereign-x402-zeta.vercel.app/api/v1/code/exec","method":"POST","priceMicroUsd":20000,"networks":["eip155:8453"],"description":"Execute Python code in a real, isolated E2B cloud sandbox (not a subprocess) and return stdout/stderr/results."}]}