Freebuff
github.comestablishedexternal
Site: github.com/CodebuffAI/codebuff
Also seen as: Zazen (Freebuff fork)
Sightings observed Freebuff with 4 models in OpenRouter-published model-page evidence. The app was first observed by Sightings on ; relationship dates record when Sightings first saw each pairing, not when usage began.
- Global rank
- #15
- public app rankings
- Tokens · yday
- 52.1B
- closed UTC day
- Models observed
- 4
- model pages expose top 5
- First observed
- 2026-08-05
- by Sightings
What it is
Freebuff is the free coding agent: a free CLI coding agent and Freebuff Web, the free way to build full-stack apps.
↗ github.comModels observed with this app
Early adopter — relationship first observed within 30 days of the model's OpenRouter listing. First-observed dates are when Sightings first saw the pairing, not the start of an app's model usage.
| Model | Tokens · latest | First observed |
|---|---|---|
| Upstage: Solar Pro 4upstage/solar-pro4early adopter | 737B | |
| OpenAI: GPT-5.6 Lunaopenai/gpt-5.6-luna | 414B | |
| Google: Gemini 3.5 Flash Litegoogle/gemini-3.5-flash-lite | 34.7B | |
| Xiaomi: MiMo-V2.5xiaomi/mimo-v2.5 | 8.24T |