Intern-S1: benchmark scores, price and ranking

Intern-S1 from internlm ranks #104 of 743 LLMs on the LLMs Tiger aggregate benchmark score (51.7), based on 1 benchmark results captured up to 2026-10-13.

Organisation
internlm
Type
Open-weight / local model
Open weights
Yes
Aggregate rank
#104 of 743 (score 51.7)

Across the 1 benchmark where at least ten models are scored, Intern-S1 is in the top 10% on 0 and in the top half on 1.

Intern-S1 benchmark results

Intern-S1 benchmark scores, ranked against all models measured on each benchmark
BenchmarkScoreRankSourceCaptured
MMLU-Pro83.5%#20 of 136HuggingFace MMLU-Pro leaderboard2026-10-13

About Intern-S1

Intern-S1 is an open-weight model that can run on your own hardware from internlm. No API price is listed for it yet. We hold 1 benchmark result for it across 1 area, and none is in the top tenth of its board.

Where Intern-S1 stands

On our aggregate score, Intern-S1 is #104 of 743 ranked models, in the top quarter. Its score is 51.7; the scale is centred on 50, so it sits 1.7 points above the typical model. That beats 86% of the ranked field. Among the 7 ranked internlm models it is #2. The next one up is Intern-S2-Preview at 52.3. The next one down is internlm2_5-7b-chat at 48.9.

Intern-S1, benchmark by benchmark

MMLU-Pro puts Intern-S1 at 83.5%, #20 of 136. That beats 85% of the models tested, but 4.6 points short of Darwin-180B-RSI (88.1%). The results either side are NVIDIA-Nemotron-3-Super-120B-A12B-BF16 (83.7%) and EXAONE-4.5-33B (83.3%). It covers 57-subject knowledge + reasoning. The board median is 55.3%, so Intern-S1 is 28.2 points above it. Source: HuggingFace MMLU-Pro leaderboard, captured 2026-10-13.

Reading these numbers

The 1 score on this page comes from 1 source: HuggingFace MMLU-Pro leaderboard (1). No official leaderboard supplied any of them, so treat them as third-party measurements. With 1 results the aggregate rank can move a lot when one new score arrives.

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Compare it on the live leaderboard → · How the aggregate score works