API Endpoints
OpenSea

Fulfill an offer

post
https://api.opensea.io/api/v2/offers/fulfillment_data

Retrieve all the information, including signatures, needed to fulfill an offer directly onchain. For trait offers with identifierOrCriteria '0', the server validates that the specified token matches the offer's trait criteria before generating fulfillment data.

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Body Params
offer
object
required
fulfiller
object
required
consideration
object
int64

Optional quantity of units to fulfill; defaults to 1 for offers

boolean
Defaults to false

Whether to include optional creator fees in the fulfillment. If creator fees are already required, this is a no-op. Defaults to false.

Responses

400

The request is invalid The order_hash does not exist The chain is not an EVM Chain The protocol_address is not a supported Seaport contract For other error reasons, see the response data.

500

Internal server error. Please open a support ticket so OpenSea can investigate.

Updated 17 days ago

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Updated 17 days ago