Model comparison

Devstral Small 2505 vs Olmo 2 0325 32b Instruct

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 32.7 on the Noometry Index.

Last verified . 0 shared benchmarks.

Summary

  • The widest gap is in reasoning, where Olmo 2 0325 32b Instruct leads 23.6 to 19.7.

Side by side

Devstral Small 2505 and Olmo 2 0325 32b Instruct specifications
Devstral Small 2505Olmo 2 0325 32b Instruct
ProviderMistral AIAllen Institute for AI (Ai2)
Noometry Index34.332.7
Released2025-05-07—
WeightsOpenOpen
Context window128K—
Max output128K—
Input $ / M tokens$0.10—
Output $ / M tokens$0.30—
Results tracked416

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Category by category

Coding Devstral Small 2505 leads

Devstral Small 2505: 38.9 (#166), Olmo 2 0325 32b Instruct: 35.2 (#227)

Coding benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
SWE-bench Verified (bash only)56.4%—
SciCode28.8%—
LMArena Coding—1210

Reasoning Olmo 2 0325 32b Instruct leads

Devstral Small 2505: 19.7 (#252), Olmo 2 0325 32b Instruct: 23.6 (#175)

Reasoning benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
Kagi LLM Benchmark37.7%—
CritPt0%—
LMArena Hard Prompts—1208

Math Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 26.8 (#255)

Math benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
Omni-MATH—16.1%
LMArena Math—1208

Knowledge Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 19.5 (#279)

Knowledge benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
MMLU-Pro—41.4%
GPQA (HELM)—28.7%

Multilingual Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 34.8 (#248)

Multilingual benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
LMArena Non-English—1160
LMArena Chinese—1192
LMArena Russian—1187

Instruction Following Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 61.5 (#244)

Instruction Following benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
IFEval—78%
LMArena Instruction Following—1186

Long Context Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 36.2 (#234)

Long Context benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
LMArena Longer Query—1194

Writing & Preference Not comparable

Devstral Small 2505: —, Olmo 2 0325 32b Instruct: 42.1 (#236)

Writing & Preference benchmarks
BenchmarkDevstral Small 2505Olmo 2 0325 32b Instruct
LMArena Text—1218
LMArena Creative Writing—1199
WildBench—73.4%
LMArena Multi-Turn—1221

Frequently asked questions

Is Devstral Small 2505 better than Olmo 2 0325 32b Instruct?

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 32.7 on the Noometry Index.

Is Devstral Small 2505 or Olmo 2 0325 32b Instruct better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 35.2 in the Noometry coding category.

How many benchmarks do Devstral Small 2505 and Olmo 2 0325 32b Instruct share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Olmo 2 0325 32b Instruct has 16.

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