openpyxlvsPyMuPDF
How 10 AI models weigh openpyxl against PyMuPDF on the 2 buying questions where both came up.
- openpyxl
- 24%of answers named it
- PyMuPDF
- 18%of answers named it
- Placed higher
- 18–9times openpyxl vs PyMuPDF, over 27 model rankings that listed either
- Models leaning
- 5–3toward openpyxl vs PyMuPDF; 2 even
Which models prefer which
Share of each model's answers that named each product, and how often its ranking put one above the other (a product listed beats one left off) · On the 2 shared questions, every wording
| Model | openpyxl | PyMuPDF | Placed higher | Leans |
|---|---|---|---|---|
| Claude Haiku 5.5 | 25% | 31% | 0–3 | PyMuPDF |
| GPT-6 Luna | 6% | 6% | 0–0 | Even |
| Gemini 4 Argon | 0% | 25% | 0–1 | PyMuPDF |
| Qwen 3.8 Flash | 38% | 13% | 1–1 | Even |
| DeepSeek V4 Pro | 38% | 25% | 3–1 | openpyxl |
| GLM-5.3 | 13% | 19% | 1–2 | PyMuPDF |
| Kimi K3 | 19% | 6% | 2–0 | openpyxl |
| MiniMax M3 | 31% | 13% | 3–0 | openpyxl |
| Mistral Large 4 | 25% | 13% | 3–1 | openpyxl |
| Nemotron 3 Ultra | 44% | 31% | 5–0 | openpyxl |
What the models say about openpyxl
One reason per model, from the shared questions
- Claude Haiku 5.5
Widely used Python library for reading and writing Excel .xlsx files.
- Qwen 3.8 Flash
Free, dependable pure-Python choice for xlsx read/write.
- DeepSeek V4 Pro
Dominant Python choice for Excel files, supports formulas and styling.
- Kimi K3
Most practical Excel read/write SDK for agent automation.
- MiniMax M3
Go-to Python library for creating and modifying Excel xlsx files.
- Mistral Large 4
De facto Python standard for Excel read/write with solid performance and features.
- Nemotron 3 Ultra
Top Python library for Excel xlsx read/write.
What the models say about PyMuPDF
One reason per model, from the shared questions
- Claude Haiku 5.5
Fast Python library for PDF reading, extraction, and editing, popular in AI pipelines.
- Gemini 4 Argon
Blazingly fast Python library with dedicated LLM extensions for extracting structured PDF and document data.
- DeepSeek V4 Pro
Lightweight, fast Python library for reading and writing PDFs with strong agent compatibility.
- GLM-5.3
The go-to Python library for programmatic PDF reading and writing.
- MiniMax M3
Fast, rich PDF parsing with images, text, and metadata support
- Mistral Large 4
Fast, free, and precise PDF text and layout extraction, a developer favorite.
- Nemotron 3 Ultra
Fast Python binding to MuPDF for PDF text extraction, rendering, editing
Tracked since October 25, 2026. Each time the panel answers these questions again, both shares are added here.
Question by question
Share of all answers that named each, every wording pooled, with its place among every product named · Both-named questions first
| Question | openpyxl | PyMuPDF |
|---|---|---|
| Best SDKs for AI agents that handle Office and PDF files | 29% #6 | 35% #5 |
| Best Python libraries for PowerPoint files | 19% #10 | 1% #64 |
| Best Python libraries for reading and editing Excel files | 100% #1 | · |