{"slug":"lab-paidapis-net-api-alerts-subscribe-e9d65b","title":"Alerting","host":"lab.paidapis.net","method":"POST","resource":"https://lab.paidapis.net/api/alerts/subscribe","category":"market","description":"Alerting: register a one-shot webhook that fires when Ethereum gas price crosses your threshold — the server pushes to you when it happens, instead of you polling for it.","price_listed":0.02,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"condition":"above","thresholdGwei":0,"webhookUrl":""},"method":"POST","type":"http"},"output_schema":{"properties":{"input":{"properties":{"body":{"properties":{"condition":{"description":"Either \"above\" or \"below\".","enum":["above","below"],"type":"string"},"thresholdGwei":{"description":"Gas price threshold in Gwei.","type":"number"},"webhookUrl":{"description":"Public http(s) URL to POST to when the alert fires.","type":"string"}},"required":["webhookUrl","condition","thresholdGwei"],"type":"object"}}},"output":{"properties":{"example":{"properties":{"alertId":{"type":"string"},"condition":{"enum":["above","below"],"type":"string"},"createdAt":{"type":"string"},"firedAt":{"type":["string","null"]},"gasPriceGweiAtTrigger":{"type":["number","null"]},"status":{"enum":["active","fired","delivery-failed"],"type":"string"},"thresholdGwei":{"type":"number"},"webhookUrl":{"type":"string"}},"type":"object"}}}}},"history":[],"description_full":"Alerting: register a one-shot webhook that fires when Ethereum gas price crosses your threshold — the server pushes to you when it happens, instead of you polling for it.","last_updated":"2026-09-12T15:27:45.547Z","schemes":["exact"]}