# Arena ranks Inkling 2 Small #31 overall in Agent Arena

> Original title: Exciting news: With open weights coming soon, Inkling 2 Small by @thinkymachines is set to become the #1 US open-weights model in Agent A...

- Source: Arena
- Published: 2026-11-09T17:13:01.000Z
- Bad Influence: https://badinfluence.news/items/wtrr2e1x7u8se5jifbjq827o6
- Original: https://x.com/arena/status/2119840698614817076

## Summary

Arena says Thinking Machines Lab's Inkling 2 Small ranks #31 overall in Agent Arena, up about 18 percentage points from Inkling-Small's #56 with −18%. Among open models it would rank #9, and its median cost per task is $0.25, 70% lower than Kimi K3 (Max), with full open weights coming soon. The model is already available for fine-tuning and inference on Tinker.

## Post

Exciting news: With open weights coming soon, Inkling 2 Small by @thinkymachines is set to become the #1 US open-weights model in Agent Arena!

Inkling 2 Small landed #31 overall with +0.08% net improvement, up about 18 percentage points from Inkling-Small at #56 with −18%.

Among all open models, it would rank #9, just 0.5 percentage pts from Kimi K3 (Max) at #5 and within 2.0 pts of DeepSeek-V4.1-Flash-20261017 (Max) at #3.

Inkling 2 Small’s median cost per task is $0.25, 70% lower than Kimi K3 (Max). See its position relative to the Pareto frontier below.

Congrats to the @thinkymachines team on this release!

![](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Fmedia%2FHWsvuN-acAE-Ihg.jpg&mode=thumb&exp=1794528000&sig=829ad9c709d93608)

## Quoted post @arena

> ICYMI: Once its weights are released, Inkling 2 Small from @thinkymachines would be the #1 US open model.
> 
> With 1648 pts, it’s #8 overall among labs in the Code Arena: WebDev! 
> 
> Inkling 2 Small is available now for fine-tuning and inference on Tinker, with full weights coming soon.
> 
> Congrats again to the @thinkymachines team!

https://x.com/arena/status/2118799582092288255