{"slug":"signifyd","name":"Signifyd","domain":null,"best_rank":7,"categories":1,"entries":[{"slug":"best-payment-fraud-detection-apis-for-online-marketplaces","title":"Best payment fraud detection APIs for online marketplaces","rank":7,"of":7,"score":2,"appearances":1,"modelRanks":{"Claude":4},"reason":"Strongest financial-guarantee model — approved orders are indemnified against chargeback loss, effectively converting fraud risk into a predictable fee; large commerce network, good approval-rate track record, and simple economics that resonate with marketplace CFOs; near-tie with Forter as noted","reasons":[{"model":"Claude","reason":"Strongest financial-guarantee model — approved orders are indemnified against chargeback loss, effectively converting fraud risk into a predictable fee; large commerce network, good approval-rate track record, and simple economics that resonate with marketplace CFOs; near-tie with Forter as noted"}],"fixes":[{"model":"Claude","fix":"Guarantee economics fit physical-goods e-commerce best; weaker fit for services/digital marketplaces and seller-side abuse, and the per-order fee is expensive on thin-margin GMV"}],"updated":"2026-07-18","api":"https://modelsagree.com/api/v1/best/best-payment-fraud-detection-apis-for-online-marketplaces.json"}],"page":"https://modelsagree.com/product/signifyd","check":"https://modelsagree.com/check?q=Signifyd","updated":"2026-07-18T15:34:13.852Z","attribution":"modelsagree.com, CC BY 4.0"}