{"ok":true,"tool":"delta-witness","name":"Delta Witness","calls":100,"credits_per_call":1,"required_credits":100,"x402":{"price_per_call":"$0.003","currency":"USDC","network":"Solana","endpoint":"https://bounty-engineer-x402-prod.onrender.com/v1/delta-witness"},"paypal":{"recommended_one_time_pack":{"id":"launch","amount_usd":"1.99","credits":200,"calls_covered":200,"checkout":"https://bounty-engineer-x402-prod.onrender.com/paypal?utm_source=workflows"},"note":"Credits and USDC prices are separate payment options. No automatic subscription is selected."},"prepaid_endpoint":"https://bounty-engineer-x402-prod.onrender.com/v1/prepaid/delta-witness","input_example":{"before":{"status":"open","price":10},"after":{"status":"closed","price":12}},"sample_output":{"ok":true,"mode":"delta_witness","changed":true,"before_sha256":"c6a3e41eb38bec743730cdceaa6715ec3f8ea45d2be717b1dcab7b7fbba011e1","after_sha256":"97bcf68fe8fda0941ccb119acdd65f20c536b3154d3b5ffdccd70b6e04e23891","change_count":2,"changes":[{"path":"/price","type":"replace","before":10,"after":12},{"path":"/status","type":"replace","before":"open","after":"closed"}],"truncated":false},"sample_note":"Worked example using published sample data only.","free_preview":"https://bounty-engineer-x402-prod.onrender.com/v1/free-preview?tool=delta-witness","integration":{"method":"POST","headers":{"Authorization":"Bearer YOUR_PRIVATE_API_KEY","Content-Type":"application/json","Idempotency-Key":"UNIQUE_PER_LOGICAL_REQUEST","X-Max-Credits":"1"},"body":{"before":{"status":"open","price":10},"after":{"status":"closed","price":12}}},"limitations":["Never put your API key in a URL or public workflow export.","Reuse the same idempotency key for retries of the same input.","Execution of your own data requires a verified payment and available credits."]}