head to head · open source
generative-ai-for-beginners vs promptfoo
generative-ai-for-beginners has 119,956 GitHub stars, 63,149 forks, 23 open issues and last shipped yesterday. promptfoo has 25,231 stars, 2,331 forks, 651 open issues and last shipped yesterday. generative-ai-for-beginners leads on adoption by 375% (119,956 vs 25,231 stars). generative-ai-for-beginners is written in Jupyter Notebook under MIT; promptfoo is written in TypeScript under MIT. generative-ai-for-beginners has attracted 53% as many forks as stars, promptfoo 9%. promptfoo was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (prompt-engineering), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| generative-ai-for-beginners | promptfoo | |
|---|---|---|
| GitHub stars | ★ 120K | ★ 25K |
| License | MIT | MIT |
| Written in | Jupyter Notebook | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 63K | ⑂ 2.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick generative-ai-for-beginners if
- You weight community size — 120K stars and counting
- You want the MIT license terms
- Your stack matches Jupyter Notebook
- You value the larger contributor base for long-term maintenance
pick promptfoo if
- You want the promptfoo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and promptfoo fits your workflow better
About generative-ai-for-beginners
Generative AI for Beginners is Microsoft's free, MIT licensed curriculum of 21 Jupyter Notebook lessons that teaches developers how to start building generative AI applications, aimed at newcomers who want a structured, self paced path instead of scattered documentation.
read the full generative-ai-for-beginners overview →
About promptfoo
Promptfoo is an open source command line tool and TypeScript library for evaluating and red teaming large language model applications, aimed at developers, AI engineers, and security teams who need measurable evidence that a prompt, agent, or retrieval augmented generation pipeline behaves correctly and safely before it reaches users.
read the full promptfoo overview →
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Frequently asked questions
Is generative-ai-for-beginners or promptfoo more popular?
generative-ai-for-beginners has 119,956 GitHub stars and promptfoo has 25,231. generative-ai-for-beginners has the larger community by that measure.
Are generative-ai-for-beginners and promptfoo free?
Both are open source. generative-ai-for-beginners is licensed under MIT and promptfoo under MIT. Neither carries a licence fee.
What is the difference between generative-ai-for-beginners and promptfoo?
generative-ai-for-beginners is written in Jupyter Notebook and promptfoo in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, generative-ai-for-beginners or promptfoo?
Choose generative-ai-for-beginners if you want the larger community (119,956 stars) or its MIT licence terms. Choose promptfoo if its feature set, stack or MIT licence fits better. Both are self-hostable.