{"slug":"creator-halowerk-com-v1-thumbnail-ctr-304a14","title":"Updates one shared beta prior with each variant’s supplied clicks and non-clicks","host":"creator.halowerk.com","method":"POST","resource":"https://creator.halowerk.com/v1/thumbnail-ctr","category":"image","description":"Updates one shared beta prior with each variant’s supplied clicks and non-clicks, reports posterior means and bounded normal-approximation 95% intervals, and ranks by posterior mean. It does not run an experiment, correct assignment bias, prove significance or predict future performance under distri","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":890,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"prior_alpha":1,"prior_beta":1,"variants":[{"clicks":806,"impressions":12400,"name":"close-up"},{"clicks":675,"impressions":11850,"name":"wide-shot"},{"clicks":823,"impressions":12100,"name":"text-led"}]},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"prior_alpha":{"maximum":1000000,"minimum":1e-06,"type":"number"},"prior_beta":{"maximum":1000000,"minimum":1e-06,"type":"number"},"variants":{"items":{"additionalProperties":false,"properties":{"clicks":{"maximum":1000000000000,"minimum":0,"type":"integer"},"impressions":{"maximum":1000000000000,"minimum":1,"type":"integer"},"name":{"maxLength":128,"minLength":1,"type":"string"}},"required":["name","impressions","clicks"],"type":"object"},"maxItems":1000,"minItems":1,"type":"array"}},"required":["variants","prior_alpha","prior_beta"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":890,"error":null}],"description_full":"Updates one shared beta prior with each variant’s supplied clicks and non-clicks, reports posterior means and bounded normal-approximation 95% intervals, and ranks by posterior mean. It does not run an experiment, correct assignment bias, prove significance or predict future performance under distribution shift.","last_updated":"2026-09-01T07:55:04.016Z","schemes":["exact"]}