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Changelog

2026-07-23​

  • Added Office formats (.docx, .doc, .pptx, .ppt, .xlsx, .xls) upload support — routed through Docling preprocessing pipeline
  • Added HWP formats (.hwp, .hwpx) upload support — converted via pyhwp
  • Added docling_refinement form parameter to POST /jobs/upload — enables LLM layout refinement for PDF/Office/HWP at 3 md/page
  • Added Markdown (.md) file upload support — text content is used directly as the result at no cost (0 credits)
  • Added PATCH /jobs/{id}/title endpoint to rename a job's display title in any state
  • Added GET /account/subscription endpoint to query subscription plan, status, and monthly usage
  • Corrected DPI default to 300 (was incorrectly documented as 150)
  • Corrected pricing table to milli-USD (was stale "P" unit)

2026-07​

  • Migrated billing system from KRW points to USD credits (milli-USD)
  • Removed Toss payment integration — Paddle is now the sole payment provider
  • Added free-amount credit purchasing ($5–$500 USD) with auto-recharge support
  • Added ocr_model parameter (basic / premium) to upload endpoint
  • Added ocr_engine parameter (tesseract / easyocr / rapidocr) to upload endpoint
  • Split XLSX output into xlsx_basic and xlsx_advanced formats
  • Added POST /jobs/{id}/action endpoint for document parse retry/refund
  • Added POST /jobs/{id}/xlsx-advanced-action endpoint for XLSX advanced retry/refund
  • Basic model: 100 free pages per day
  • Increased max pages to 10,000 per file
  • Account endpoints now accept session tokens in addition to API keys

2026-06-27​

  • Launched PROOF API v1 documentation site
  • Added support for audio and video file processing
  • Added XLSX, DOCX, PPTX conversion endpoints
  • Added API key rotation endpoint

2026-01-15​

  • Initial API v1 release
  • Endpoints: account, keys, jobs (upload, confirm, status, download)
  • Point-based billing system
  • Vision and hybrid pipelines