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Alibaba released on Apr 28, 2025 Open weights (unrestricted)

Qwen3-8B

Qwen3-8B (Alibaba) was released on Apr 28, 2025. In the Epoch AI capability ranking (ECI), it ranks #139 out of 267 models, with 136.17. Against models of the same generation, its best result is on AIME 2024 and 2025 (OTIS): 56.1%, #17 of 50.

#139 of 267 in the ECI ranking
136.17 ECI, the Epoch AI capability index
no match Arena ELO, human preference
not measured LiveBench, overall average from 0 to 100
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What the tests say

Where Qwen3-8B stands out and where it falls behind, by the numbers

Qwen3-8B has published results on 6 tests compiled by Epoch AI. The yardstick here is its generation: its position among the models released between Aug 1, 2024 and Jul 27, 2025 that took the same test. Against the whole archive, which includes 2023 models, a recent release lands near the top of almost everything, and that says nothing.

Where it stands out

Tests where it sits in the top third of its own generation.

AIME 2024 and 2025 (OTIS)56.1%
#17 of 50 in its generation · #112 of 168 overall

Where it falls behind

Tests where it sits in the bottom half of its own generation.

SciCode22.6%
#16 of 18 in its generation · record: 66.9% (Claude Opus 5.5)
Lmca8.82
#22 of 28 in its generation · record: 68.23 (Claude Opus 5.5)
CritPt0.0%
#9 of 21 in its generation, tied with 12 · record: 32.3% (GPT-5.6 Sol)
Dtbench59.7%
#25 of 38 in its generation · record: 98.9% (Claude Opus 5.5)
GPQA Diamond56.8%
#28 of 52 in its generation · record: 96.4% (Gemini 4 Argon)
See all 6 tests, one by one
TestScoreIn its generationOverallTest record
GPQA Diamond 56.8% #28 / 52 #119 / 173 96.4% Gemini 4 Argon
AIME 2024 and 2025 (OTIS) 56.1% #17 / 50 #112 / 168 100.0% GPT-5.5
Dtbench 59.7% #25 / 38 #116 / 148 98.9% Claude Opus 5.5
Lmca 8.82 #22 / 28 #112 / 121 68.23 Claude Opus 5.5
CritPt 0.0% #9 / 21 (tied with 12) #91 / 112 32.3% GPT-5.6 Sol
SciCode 22.6% #16 / 18 #101 / 104 66.9% Claude Opus 5.5

For each test, the model's best effort level counts, as in the ranking. Source of the scores: Epoch AI, under CC BY 4.0.

Comparison

What to compare Qwen3-8B with

The models from other labs closest in capability and released in the same period, at most two per lab. Click any of them to see its page.

ModelLabECIELOLiveBenchRelease
GPT-4.5 OpenAI 136.73 n/a n/a Feb 27, 2025
Qwen3-8B Alibaba 136.17 n/a n/a Apr 28, 2025
DeepSeek-V3 (Mar 2025) DeepSeek 135.93 1,346 n/a Mar 24, 2025
o1-mini OpenAI 135.82 1,362 n/a Sep 12, 2024
Mistral Medium 3.1 Mistral AI 135.67 n/a n/a Aug 12, 2025
DeepSeek-R1-Distill-Qwen-14B DeepSeek 135.44 n/a n/a Jan 20, 2025
Gemini 2.0 Flash Thinking Exp Google DeepMind 135.39 n/a n/a Jan 21, 2025
Head to head

Qwen3-8B or DeepSeek-V3 (Mar 2025)?

DeepSeek-V3 (Mar 2025) is the model from another lab closest to Qwen3-8B in capability. Across the 6 tests both took, this is the score:

Qwen3-8B ahead on 1 DeepSeek-V3 (Mar 2025) ahead on 4 tied on 1
Largest differences first
TestQwen3-8BDeepSeek-V3 (Mar 2025)
Lmca 8.82 15.47
SciCode 22.6% 39.0%
AIME 2024 and 2025 (OTIS) 56.1% 37.8%
GPQA Diamond 56.8% 67.6%
Dtbench 59.7% 64.8%
CritPt 0.0% 0.0%

Unweighted score: each test counts one point, whether math or coding. The dot marks who did better on each row.

Family

Other models from Alibaba

The models from the same lab closest in time, newest first.

ModelReleaseECIELOLiveBenchAccess
Qwen3-30B-A3B-Thinking (Jul 2025) Jul 30, 2025 139.61 1,347 n/a Open weights (unrestricted)
Qwen3-30B-A3B-Instruct (Jul 2025) Jul 29, 2025 137.42 n/a n/a Open weights (unrestricted)
Qwen3-235B-A22B-Thinking-2507 Jul 25, 2025 143.88 1,483 n/a Open weights (unrestricted)
Qwen3-235B-A22B-Thinking (Jul 2025) Jul 25, 2025 143.81 1,384 n/a Open weights (unrestricted)
Qwen3-235B-A22B-Instruct (Jul 2025) Jul 25, 2025 138.92 n/a n/a Open weights (unrestricted)
Qwen3-32B Apr 29, 2025 138.49 1,362 n/a Open weights (unrestricted)
Qwen3-14B Apr 29, 2025 138.22 n/a n/a Open weights (unrestricted)
Qwen3-8B Apr 28, 2025 136.17 n/a n/a Open weights (unrestricted)
QwQ-32B Mar 5, 2025 137.58 1,378 n/a Open weights (unrestricted)
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Frequently asked questions

What people ask about Qwen3-8B

Where does Qwen3-8B rank among AI models?

In the ROO3 AI Benchmark, ordered by the Epoch AI ECI, Qwen3-8B ranks #139 out of 267 models, with an ECI of 136.17. The ECI is a composite index that combines several hard benchmarks into a single scale. The position changes when a new model comes out, and the page is refreshed six times a day.

Is Qwen3-8B better than DeepSeek-V3 (Mar 2025)?

Across the 6 tests both models took and Epoch AI compiled, Qwen3-8B comes out ahead on 1, behind on 4 and tied on 1. It is a test-by-test count with no weighting: a win in math counts the same as a win in coding. To choose between the two, look at the tests that resemble your own use.

What is Qwen3-8B best at?

Against models of the same generation (released up to 9 months before and up to 3 months after it), the best relative results of Qwen3-8B are: AIME 2024 and 2025 (OTIS) (#17 of 50). The yardstick is its position among the models of that period that took the same test.

Where do the numbers on this page come from?

From the same three sources as the ranking, all openly licensed: Epoch AI (ECI and individual tests, CC BY 4.0), Arena (human-preference ELO, CC BY 4.0) and LiveBench (overall average, CC BY-SA 4.0). ROO3 does not measure any model. When the page shows a figure published by the maker itself, it appears in the written analysis, labeled as the maker's, and never enters the ranking.

Sources

Where each number comes from

Epoch AI, "AI Benchmarking Hub". Published at epoch.ai. Data under the CC BY 4.0 licence, reordered by roo3.co.

The Arena (LMArena) leaderboard, from the public lmarena-ai/leaderboard-dataset on Hugging Face, under the CC BY 4.0 licence. We are not affiliated with the Arena.

LiveBench, by the LiveBench team, published at livebench.ai under the CC BY-SA 4.0 license. The overall average is recomputed by roo3.co with the same formula as the website (average of the categories), and those numbers stay under CC BY-SA 4.0. We are not affiliated with LiveBench.

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