{ "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/tiff/to/txt": { "summary": "TIFF to Text API", "description": "Extract text from single and multi-page TIFF scans using OCR with selectable quality, language options, and clean output.", "post": { "tags": [ "Conversion" ], "externalDocs": { "description": "Read more about the converter", "url": "https://www.convertapi.com/tiff-to-txt" }, "requestBody": { "content": { "multipart/form-data": { "schema": { "required": [ "File" ], "type": "object", "properties": { "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": [ "tif", "tiff" ] }, "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" } }, "Preprocessing": { "type": "boolean", "description": "Enables advanced image preprocessing (e.g., deskew, thresholding, resizing, sharpening) to enhance text clarity and improve OCR accuracy at the cost of increased processing time. Applies to the fast OCR quality only.", "default": true, "x-ca-featured": false, "x-ca-label": "Image Preprocessing", "x-ca-group": "Image", "x-ca-type": "Bool", "x-ca-representation": "Default" }, "OcrQuality": { "enum": [ "fast", "enhanced" ], "type": "string", "description": "The `OcrQuality` setting controls the speed and accuracy trade-off of text recognition. `Fast` is the default and processes pages quickly. `Enhanced` uses a more advanced recognition engine that reads low quality scans, photos, small print, rotated text and clear handwriting much better, at the cost of slower processing.\r\n", "default": "fast", "x-ca-featured": false, "x-ca-label": "OCR Quality", "x-ca-group": "OCR", "x-ca-type": "Collection", "x-ca-representation": "Dropdown", "x-ca-values": { "fast": "Fast", "enhanced": "Enhanced" } }, "OcrLanguage": { "enum": [ "ar", "ca", "zh-cn", "zh-tw", "da", "nl", "en", "fi", "fa", "de", "el", "he", "it", "ja", "ko", "lt", "no", "pl", "pt", "ro", "ru", "sl", "es", "sv", "tr", "ua", "th" ], "type": "string", "description": "Set the OCR language. Ask support to add your language if missing.", "default": "en", "x-ca-featured": false, "x-ca-label": "OCR Language", "x-ca-group": "OCR", "x-ca-type": "Collection", "x-ca-representation": "Dropdown", "x-ca-values": { "ar": "Arabic", "ca": "Catalan", "zh-cn": "Chinese Simplified", "zh-tw": "Chinese Traditional", "da": "Danish", "nl": "Dutch", "en": "English", "fi": "Finnish", "fa": "French", "de": "German", "el": "Greek", "he": "Hebrew", "it": "Italian", "ja": "Japanese", "ko": "Korean", "lt": "Lithuanian", "no": "Norwegian", "pl": "Polish", "pt": "Portuguese", "ro": "Romanian", "ru": "Russian", "sl": "Slovenian", "es": "Spanish", "sv": "Swedish", "tr": "Turkish", "ua": "Ukrainian", "th": "Thai" } }, "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" } } } } } }, "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": "Convert TIFF scans to machine-readable text using accurate OCR tuned for scanned documents, faxes, and archives. Multi-page TIFF files are recognized page by page, so nothing past the first page is lost. Choose the enhanced recognition quality to get better results on low quality scans, small print, and rotated text. Select OCR languages to boost accuracy for multilingual content and deliver copy-ready text for search, analytics, and automation.\n", "x-ca-overview-markdown": "Convert TIFF scans to machine-readable text using accurate OCR tuned for scanned documents, faxes, and archives. Multi-page TIFF files are recognized page by page, so nothing past the first page is lost. Choose the enhanced recognition quality to get better results on low quality scans, small print, and rotated text. Select OCR languages to boost accuracy for multilingual content and deliver copy-ready text for search, analytics, and automation.\r\n", "x-ca-meta-title": "TIFF to Text Conversion API - OCR Text from TIFF Scans", "x-ca-meta-description": "Extract text from TIFF scans with OCR, including multi-page files. Choose fast or enhanced recognition quality and return clean, copy-ready text.", "x-ca-keywords": "", "x-ca-source-formats": "tif,tiff", "x-ca-destination-formats": "txt", "x-ca-tags": [ "ocr", "extract", "image" ] } }, "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" } }