Alibaba · open weights on Arena · first on Arena 1 August 2025

qwen3-235b-a22b-instruct-2507

128 days for open weights to match chatgpt-4o-latest-20250326

This open-weights model matched the score of chatgpt-4o-latest-20250326 in Text 128 days after chatgpt-4o-latest-20250326 took first place. It also matched o3-2025-04-16 in Text.

Embed

Who held first place

<iframe src="https://jesseahawkins.com/frontier/embed/" title="Frontier: who held first place on each Arena leaderboard, and for how long" width="100%" height="560" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits LMArena.

The open-weights catch-up

<iframe src="https://jesseahawkins.com/frontier/embed/catch-up/" title="Frontier: the days until open weights matched each closed leader" width="100%" height="900" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits LMArena.

The saturation clock

<iframe src="https://jesseahawkins.com/frontier/embed/clock/" title="Frontier: the days from each benchmark’s release to a model at 90%" width="100%" height="640" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits Epoch AI.

Each frame links back to its page. Preview it.

Cite

This page

Jesse Hawkins, “qwen3-235b-a22b-instruct-2507 · Frontier”, jesseahawkins.com, data retrieved 30 Oct 2026. https://jesseahawkins.com/frontier/qwen3-235b-a22b-instruct-2507/. Data: LMArena, Arena leaderboard dataset, revision 4491b06, CC BY 4.0; Epoch AI, Capabilities & benchmarking, CC BY 4.0.

BibTeX

@misc{hawkins2026frontierqwen3235ba22binstruct2507,
  author = {Hawkins, Jesse},
  title = {{qwen3-235b-a22b-instruct-2507 · Frontier}},
  year = {2026},
  howpublished = {\url{https://jesseahawkins.com/frontier/qwen3-235b-a22b-instruct-2507/}},
  note = {Data: LMArena, Arena leaderboard dataset, revision 4491b06, CC BY 4.0; Epoch AI, Capabilities \& benchmarking, CC BY 4.0, retrieved 2026-10-30}
}

Arena · LMArena

LMArena, "Arena leaderboard dataset", Hugging Face, revision 4491b06. https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset. CC BY 4.0.

Benchmarks · Epoch AI

Epoch AI, 'Capabilities & benchmarking'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks' [online resource]. CC BY 4.0.

Download

Post on X

Text: best place 3

place 122 of 419 on 28 October 2026

1st10th100th

On the board: 1 August 2025 to 28 October 2026, the newest snapshot
Score: 1419 (1417–1422) on 28 October 2026 · 98,081 votes
Matched: chatgpt-4o-latest-20250326 on 1 August 2025, 128 days after it took first place
o3-2025-04-16 on 1 August 2025, 100 days after it took first place

Epoch AI: Qwen3-235B-A22B-Instruct (Jul 2025)

released 25 July 2025 · Open weights (unrestricted)

Epoch AI lists this model but has not run any of its own benchmarks on it.

Sources

Arena scores come from people voting between two anonymous answers. First place is the highest score; the top two are often within each other’s margin of error. LMArena, Arena leaderboard dataset, revision 4491b06, retrieved 30 October 2026; Epoch AI, Capabilities & benchmarking, retrieved 30 October 2026. Both CC BY 4.0.