{ "openapi": "3.0.1", "info": { "title": "ConvertAPI", "description": "# High-Performance File Conversion API\nConvert Word, Excel, PowerPoint, HTML, PDF and Image formats with our powerful file conversion service.\nWe support more than [200 file types.]( https://www.convertapi.com/doc/file-formats)", "termsOfService": "https://www.convertapi.com/terms", "contact": { "url": "https://www.convertapi.com/support", "email": "support@convertapi.com" }, "license": { "name": "Apache 2.0", "url": "http://www.apache.org/licenses/LICENSE-2.0.html" }, "version": "v2" }, "servers": [ { "url": "https://v2.convertapi.com" }, { "url": "https://eu-v2.convertapi.com" }, { "url": "https://uk-v2.convertapi.com" }, { "url": "https://us-v2.convertapi.com" }, { "url": "https://ca-v2.convertapi.com" }, { "url": "https://as-v2.convertapi.com" }, { "url": "https://au-v2.convertapi.com" } ], "paths": { "/convert/pdf/to/pdfua": { "summary": "PDF to PDF/UA API", "description": "Convert PDF to PDF/UA with correct tagging, logical reading order, and structure for full assistive‑technology accessibility.", "post": { "tags": [ "Conversion" ], "externalDocs": { "description": "Read more about the converter", "url": "https://www.convertapi.com/pdf-to-pdfua" }, "requestBody": { "content": { "multipart/form-data": { "schema": { "required": [ "File" ], "type": "object", "properties": { "Timeout": { "maximum": 1200, "minimum": 10, "type": "integer", "description": "Conversion timeout in seconds.", "default": 900, "x-ca-featured": false, "x-ca-label": "Timeout", "x-ca-group": "Execution", "x-ca-type": "Integer", "x-ca-representation": "Default", "x-ca-range": { "from": "10", "to": "1200" } }, "StoreFile": { "type": "boolean", "description": "When the `StoreFile` parameter is set to `True`, your converted file is written to ConvertAPI’s encrypted, temporary storage and made available via a time-limited secure download URL, valid for up to 3 hours. After this period, the file is permanently deleted.\r\n\r\nWhen `StoreFile` is set to `False`, conversion happens entirely in-memory. The raw file bytes are streamed back in the API response without touching disk or external storage, ensuring maximum security and zero persistence so that only you can access the content.\r\n", "default": false, "x-ca-featured": false, "x-ca-label": "Store file", "x-ca-group": "Output", "x-ca-type": "Bool", "x-ca-representation": "Default" }, "File": { "type": "string", "description": "File to be converted. Value can be URL or file content.", "format": "binary", "x-ca-featured": true, "x-ca-label": "File", "x-ca-group": "Input", "x-ca-type": "File", "x-ca-representation": "Default", "x-ca-allowed-extensions": [ "pdf" ] }, "FileName": { "type": "string", "description": "The `FileName` property defines the name of the output file(s) generated by the file conversion API, ensuring safe and\r\nunique file naming. It sanitizes input filenames to remove potentially harmful characters, automatically appends the\r\ncorrect file extension based on the target format, and includes an indexing feature to distinguish multiple output files\r\nfrom a single input. For example, converting `report.docx` to PDF format might result in `report.pdf` for a single file,\r\nor `report_0.pdf`, `report_1.pdf` for multiple files, ensuring each output file is uniquely identifiable.", "x-ca-featured": false, "x-ca-label": "Output file name", "x-ca-group": "Output", "x-ca-type": "String", "x-ca-representation": "Default", "x-ca-range": { "from": "1", "to": "200" } }, "Password": { "type": "string", "description": "Sets the password to open protected PDF.", "x-ca-featured": false, "x-ca-label": "Open password", "x-ca-group": "Input", "x-ca-type": "String", "x-ca-representation": "Default" }, "Linearize": { "type": "boolean", "description": "Linearize PDF file and optimize for fast Web View.", "default": false, "x-ca-featured": false, "x-ca-label": "Linearize", "x-ca-group": "PDF Output", "x-ca-type": "Bool", "x-ca-representation": "Default" } } } } } }, "responses": { "200": { "description": "Success", "content": { "application/json": { "schema": { "type": "object", "properties": { "ConversionCost": { "type": "integer", "description": "This amount will be deducted from your balance after the conversion.", "format": "int32", "example": 1 }, "Files": { "type": "array", "items": { "type": "object", "properties": { "FileName": { "type": "string", "description": "Name of the converted file.", "example": "myfile.pdf" }, "FileExt": { "type": "string", "description": "File type (file name extension)", "example": "pdf" }, "FileSize": { "type": "integer", "description": "File size", "format": "int32", "example": 111955 }, "FileId": { "type": "string", "description": "File ID", "example": "25811safe8e61dd3f51ef00ee5f58b92" }, "Url": { "type": "string", "description": "File URL", "example": "https://v2.convertapi.com/d/v01plsb72o0cmdooq90w4d1lnqsf6oy4/myfile.pdf" }, "FileData": { "type": "string", "description": "Base64 encoded file data", "format": "base64", "example": "JVBERi0xLjcKJb662+4KMSAwIG9iago8PC9UeXBlIC9DYXRhbG9n..." } } } } }, "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#applicationjson-1" } } }, "multipart/mixed": { "schema": { "type": "string", "format": "binary", "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#multipartmixed" } }, "example": "--43cf1475-ab15-4c6b-b5ee-e2cbcedfe92f\nConversionCost: 1\nContent-Type: application/octet-stream\nContent-Disposition: attachment; filename=\"my_file.pdf\"; size=8475\n\n--FILE CONTENT--\n--43cf1475-ab15-4c6b-b5ee-e2cbcedfe92f--\n" }, "application/octet-stream": { "schema": { "type": "string", "format": "binary", "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#applicationoctet-stream-1" } } } } }, "400": { "$ref": "#/components/responses/400" }, "401": { "$ref": "#/components/responses/401" }, "415": { "$ref": "#/components/responses/415" }, "500": { "$ref": "#/components/responses/500" }, "503": { "$ref": "#/components/responses/503" } }, "security": [ { "secret": [ ] }, { "token": [ ] }, { "jwt": [ ] } ] }, "x-ca-overview": "Ensure full accessibility and compliance by converting your PDFs to the PDF/UA (ISO 14289-1) standard. Our API automatically applies essential accessibility features, including logical reading order, semantic tagging, accessible metadata, and alt-text support for images. PDF/UA output ensures compatibility with assistive technologies like screen readers and keyboard navigation tools, while also aligning with key accessibility guidelines such as WCAG. Deliver documents that are perceivable, operable, understandable, and robust for all users.\n", "x-ca-overview-markdown": "Ensure full accessibility and compliance by converting your PDFs to the PDF/UA (ISO 14289-1) standard. Our API automatically applies essential accessibility features, including logical reading order, semantic tagging, accessible metadata, and alt-text support for images. PDF/UA output ensures compatibility with assistive technologies like screen readers and keyboard navigation tools, while also aligning with key accessibility guidelines such as WCAG. Deliver documents that are perceivable, operable, understandable, and robust for all users.", "x-ca-meta-title": "PDF to PDF/UA API - WCAG Accessible PDF for Universal Access", "x-ca-meta-description": "Convert PDFs to accessible PDF/UA. Align with WCAG using proper tagging, reading order, structure, and assistive-technology support for universal access.", "x-ca-keywords": "", "x-ca-source-formats": "pdf", "x-ca-destination-formats": "pdf", "x-ca-tags": [ "pdf", "pdfa" ] } }, "components": { "schemas": { "fileId": { "maxLength": 32, "minLength": 32, "type": "string", "description": "Uploaded File ID", "example": "25811safe8e61dd3f51ef00ee5f58b92" }, "error": { "type": "object", "properties": { "Code": { "type": "integer", "description": "Error message code", "format": "int32", "example": 4000 }, "Message": { "type": "string", "description": "Error message text", "example": "Parameter validation error." } }, "externalDocs": { "url": "https://www.convertapi.com/doc/response-codes" } } }, "responses": { "400": { "description": "Malformed request", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "401": { "description": "Authentication error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "415": { "description": "File type error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "500": { "description": "Conversion failure", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "503": { "description": "Conversion rate limit error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } } }, "parameters": { "fileId": { "name": "fileId", "in": "path", "description": "File ID", "required": true, "schema": { "$ref": "#/components/schemas/fileId" } }, "src": { "name": "src", "in": "path", "description": "Source file format (docx, pdf, jpg etc.)", "required": true, "schema": { "type": "string" } }, "dst": { "name": "dst", "in": "path", "description": "Destination file format (docx, pdf, jpg etc.)", "required": true, "schema": { "type": "string" } } }, "headers": { "content-disposition": { "description": "File information ([docummentation](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Disposition))", "schema": { "type": "string" } }, "file-name": { "description": "File name", "schema": { "type": "string" } }, "file-ext": { "description": "File name extension", "schema": { "type": "string" } }, "file-size": { "description": "File size", "schema": { "type": "integer" } } }, "securitySchemes": { "secret": { "type": "http", "description": "[Get `Secret`](https://www.convertapi.com/a/secret)", "scheme": "bearer" }, "token": { "type": "http", "description": "[Get `Token`](https://www.convertapi.com/a/api-tokens)", "scheme": "bearer" }, "jwt": { "type": "http", "description": "[Get `JWT`](https://www.convertapi.com/a/jwt-tokens)", "scheme": "bearer", "bearerFormat": "JWT" } } }, "tags": [ { "name": "Conversion", "description": "File Conversion API call", "externalDocs": { "description": "File Conversion related operations", "url": "https://www.convertapi.com/doc/content-types" } }, { "name": "File Server", "description": "ConvertAPI temporary file storage", "externalDocs": { "description": "File Server related operations", "url": "https://www.convertapi.com/doc/upload" } }, { "name": "User", "description": "API User", "externalDocs": { "description": "API User related operations", "url": "https://www.convertapi.com/doc/user" } } ], "externalDocs": { "description": "Find out more about ConvertAPI", "url": "https://www.convertapi.com/doc" } }