OpenSea · Schema

BuildOfferRequest

NFTMarketplaceWeb3BlockchainTradingDigital Assets

Properties

Name	Type	Description
offerer	string
quantity	integer
criteria	object
protocol_address	string
offer_protection_enabled	boolean

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://opensea.io/schemas/BuildOfferRequest",
  "title": "BuildOfferRequest",
  "type": "object",
  "properties": {
    "offerer": {
      "type": "string"
    },
    "quantity": {
      "type": "integer",
      "format": "int32"
    },
    "criteria": {
      "$ref": "#/components/schemas/CriteriaObject"
    },
    "protocol_address": {
      "type": "string"
    },
    "offer_protection_enabled": {
      "type": "boolean"
    }
  },
  "required": [
    "criteria",
    "offer_protection_enabled",
    "offerer",
    "protocol_address",
    "quantity"
  ]
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this

find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This JSON Schema

curl "https://apis.io/api/v1/json-schemas/BuildOfferRequest"

All schemas

curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.