head to head · open source
GPT4All vs Helicone
GPT4All has 77,347 GitHub stars, 8,261 forks, 771 open issues and last shipped 1.4 years ago. Helicone has 6,254 stars, 701 forks, 156 open issues and last shipped 6 days ago. GPT4All leads on adoption by 1,137% (77,347 vs 6,254 stars). GPT4All is written in C++ under MIT; Helicone is written in TypeScript under Apache-2.0. GPT4All has attracted 11% as many forks as stars, Helicone 11%. Helicone was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| GPT4All | Helicone | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 6.3K |
| License | MIT | Apache-2.0 |
| Written in | C++ | TypeScript |
| Last push | 2025-05-27 | 2026-10-28 |
| Forks | ⑂ 8.3K | ⑂ 701 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick GPT4All if
- You weight community size — 77K stars and counting
- You want the MIT license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick Helicone if
- You want the Helicone feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Helicone fits your workflow better
About GPT4All
GPT4All Now with support for DeepSeek R1 Distillations Website • Documentation • Discord • YouTube Tutorial GPT4All runs large language models (LLMs) privately on everyday desktops & laptops. No API calls or GPUs required you can just download the application and get started . Read about what's new in our blog . Subscribe to the newsletter GPT4All is made possible by our compute partner Paperspace . Download Links — Windows Installer — — Windows ARM Installer — — macOS Installer — — Ubuntu Installer — The Windows and Linux builds require Intel Core…
read the full GPT4All overview →
About Helicone
Docs • Changelog • Bug reports • See Helicone in Action! (Free) Helicone is an AI Gateway & LLM Observability Platform for AI Engineers 🌐 AI Gateway : Access 100+ AI models with 1 API key through the OpenAI API with intelligent routing and automatic fallbacks. Get started in 2 minutes. 🔌 Quick integration : One line of code to log all your requests from OpenAI, Anthropic, LangChain, Gemini, Vercel AI SDK, and more. 📊 Observe : Inspect and debug traces & sessions for agents, chatbots, document processing pipelines, and more 📈 Analyze : Track metrics like cost, latency, quality, and more. Export to PostHog in…
read the full Helicone overview →
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Frequently asked questions
Is GPT4All or Helicone more popular?
GPT4All has 77,347 GitHub stars and Helicone has 6,254. GPT4All has the larger community by that measure.
Are GPT4All and Helicone free?
Both are open source. GPT4All is licensed under MIT and Helicone under Apache-2.0. Neither carries a licence fee.
What is the difference between GPT4All and Helicone?
GPT4All is written in C++ and Helicone 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, GPT4All or Helicone?
Choose GPT4All if you want the larger community (77,347 stars) or its MIT licence terms. Choose Helicone if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.