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Best document parsing and OCR for RAG

3 models · updated 2026-06-29

The verdict

LlamaParse leads — 2 of 3 models rank LlamaParse the top startup.

Not unanimous: Claude picks Unstructured.

Combined ranking

  1. 1
    LlamaParse—14 pts
    GPT #1Claude #2Gemini #1· RAG-native parsing with strong layout and table handling.
  2. 2
    Unstructured—10 pts
    GPT #3Claude #1Gemini #4· Mature open-source library with broad file-type support and clean RAG-ready chunking.
  3. 3
    Reducto—6 pts
    GPT —Claude #3Gemini #3· High-accuracy commercial parser with strong table and figure extraction for production pipelines.

Not ranked (incumbents): Mistral OCR, IBM Docling, Azure AI Document Intelligence, Google Document AI, Docling

By model

ChatGPT

  1. 1.LlamaParse
  2. 2.Mistral OCR
  3. 3.Unstructured
  4. 4.Google Document AI
  5. 5.Azure AI Document Intelligence

Claude

  1. 1.Unstructured
  2. 2.LlamaParse
  3. 3.Reducto
  4. 4.Mistral OCR
  5. 5.Docling

Gemini

  1. 1.LlamaParse
  2. 2.IBM Docling
  3. 3.Reducto
  4. 4.Unstructured
  5. 5.Azure AI Document Intelligence

Tracked by ModelsAgree · rank 1 = 5 pts … rank 5 = 1 pt · re-polled continuously