pyxlsb

How often 10 AI models recommend pyxlsb, what they say about it, and who they recommend instead, on the 1 buying question where it came up.

Mention rate

63%of all answers on this question

Best standing

#7of 42 on Best Python libraries for reading and editing Excel files

Buying questions

1where any model named it

Never named it

1of 10 models

Which models recommend it

Share of each model's answers that named it, at any position · The black tick marks the panel average

1. Gemini 4 Argon100%
2. Kimi K3100%
3. Mistral Large 4100%
4. GPT-6 Luna88%
5. MiniMax M375%
6. DeepSeek V4 Pro63%
7. Claude Haiku 5.550%
8. Qwen 3.8 Flash25%
9. GLM-5.325%
10. Nemotron 3 Ultra0%

Never named it: Nemotron 3 Ultra

Tracked since October 25, 2026. Each time the panel answers these questions again, the change shows here.

What the models say

Each model's one-line reason for recommending it, from its first answer

Best Python libraries for reading and editing Excel files 8

• Claude Haiku 5.5Reads binary xlsb workbooks that most other libraries cannot open.
• GPT-6 LunaSpecialized option for reading legacy .xlsb workbooks efficiently.
• Gemini 4 ArgonEssential specialized library for reading data quickly from binary xlsb Excel workbooks.
• Qwen 3.8 FlashSimple dedicated reader for binary xlsb workbooks.
• DeepSeek V4 ProTop pick for reading binary .xlsb files, much faster than OOXML for large data.
• Kimi K3Only solid choice for reading Excel binary .xlsb files.
• MiniMax M3Specialized reader for binary .xlsb Excel format efficiently.
• Mistral Large 4Specialized for reading Excel binary .xlsb workbooks that other libraries can't handle.

Against the competition

Each question's products ranked by the share of all answers that named them, pyxlsb highlighted.

Best Python libraries for reading and editing Excel files

42 products named in 80 answers across 4 wordings

In nearly every answer

openpyxlpandasXlsxWriterxlrdxlwings

Contested

1. 6pyexcel78%
2. 7pyxlsb63%
3. 8xlwt60%
4. 9Python calamine43%
5. 10PyExcelerate25%

Mention rate by model and question

Share of each model's answers on the question that named it · Hover a cell for the count

Question	Claude Haiku 5.5	GPT-6 Luna	Gemini 4 Argon	Qwen 3.8 Flash	DeepSeek V4 Pro	GLM-5.3	Kimi K3	MiniMax M3	Mistral Large 4	Nemotron 3 Ultra
Best Python libraries for reading and editing Excel files	50	88	100	25	63	25	100	75	100

Does the wording matter?

Share of answers that named it under each way of asking the question · Hover a cell for the exact wording

Question	List request	Buyer asking for advice	Search query	Worth paying for?
Best Python libraries for reading and editing Excel files	65	45	65	75

Head to head

Against the products named most often on the same questions

pyxlsb vs openpyxlpyxlsb vs pandaspyxlsb vs XlsxWriterpyxlsb vs xlrdpyxlsb vs xlwingspyxlsb vs pyexcel

Compare with another product

Work on pyxlsb? Get it tracked every month on the questions your buyers ask, or email sales@modelocracy.com.