{ "openapi": "3.0.1", "info": { "title": "UK VAT Number HMRC Official Checker", "description": "UK HMRC official VAT checker with offline Modulus 97 checksum validation, HMRC v2 OpenAPI integration, and consultation proof numbers at $0.005/check.", "version": "0.0", "x-build-id": "VH1m18X1VFUlcu8nE" }, "servers": [ { "url": "https://api.apify.com/v2" } ], "paths": { "/acts/song921619730~uk-vat-number-checker/run-sync-get-dataset-items": { "post": { "operationId": "run-sync-get-dataset-items-song921619730-uk-vat-number-checker", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } }, "/acts/song921619730~uk-vat-number-checker/runs": { "post": { "operationId": "runs-sync-song921619730-uk-vat-number-checker", "x-openai-isConsequential": false, "summary": "Executes an Actor and returns information about the initiated run in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/runsResponseSchema" } } } } } } }, "/acts/song921619730~uk-vat-number-checker/run-sync": { "post": { "operationId": "run-sync-song921619730-uk-vat-number-checker", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for completion, and returns the OUTPUT from Key-value store in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } } }, "components": { "schemas": { "inputSchema": { "type": "object", "required": [ "targetVrn" ], "properties": { "targetVrn": { "title": "Target UK VAT Registration Number (VRN)", "minLength": 1, "type": "string", "description": "9 or 12-digit UK VAT registration number (with or without 'GB' prefix or spaces, e.g. 'GB 220 4302 31', 'GB337440071', or '553557881')." }, "requesterVrn": { "title": "Requester UK VRN (Optional)", "type": "string", "description": "Your own 9-digit UK VAT number to obtain a formal HMRC audit consultation proof reference number.", "default": "" }, "batchVrns": { "title": "Batch UK VRNs (Optional)", "type": "array", "description": "Optional list of UK VAT numbers (e.g. ['GB220430231', 'GB337440071']) for sequential verification.", "items": { "type": "string" }, "default": [] }, "verifyAddress": { "title": "Verify & Parse Registered Address", "type": "boolean", "description": "Retrieve registered business trading name and structured address lines.", "default": true }, "hmrcBearerToken": { "title": "HMRC OAuth2 Bearer Token (Optional)", "type": "string", "description": "Optional user-supplied OAuth2 Bearer token for direct live HMRC v2 API production access. 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