Model comparison

Devstral Small 2505 vs Tulu 3 (Tülu 3) 70B

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 33.0 on the Noometry Index.

Last verified . 0 shared benchmarks.

Summary

  • The widest gap is in reasoning, where Tulu 3 (Tülu 3) 70B leads 23.9 to 19.7.

Side by side

Devstral Small 2505 and Tulu 3 (Tülu 3) 70B specifications
Devstral Small 2505Tulu 3 (Tülu 3) 70B
ProviderMistral AIAllen Institute for AI (Ai2)
Noometry Index34.333.0
Released2025-05-072024-11-21
WeightsOpenOpen
Context window128K—
Max output128K—
Input $ / M tokens$0.10—
Output $ / M tokens$0.30—
Results tracked414

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Category by category

Coding Devstral Small 2505 leads

Devstral Small 2505: 38.9 (#166), Tulu 3 (Tülu 3) 70B: 36.0 (#214)

Coding benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
SWE-bench Verified (bash only)56.4%—
SciCode28.8%—
LMArena Coding—1235

Reasoning Tulu 3 (Tülu 3) 70B leads

Devstral Small 2505: 19.7 (#252), Tulu 3 (Tülu 3) 70B: 23.9 (#169)

Reasoning benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
Kagi LLM Benchmark37.7%—
CritPt0%—
LMArena Hard Prompts—1220

Math Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 14.2 (#303)

Math benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
OTIS Mock AIME 2024-2025—4.4%
LMArena Math—1242
MATH Level 5—42.7%

Knowledge Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 25.0 (#264)

Knowledge benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
GPQA Diamond—46.3%

Multilingual Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 39.9 (#222)

Multilingual benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
LMArena Non-English—1236
LMArena Chinese—1249
LMArena Russian—1246

Instruction Following Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 64.8 (#227)

Instruction Following benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
LMArena Instruction Following—1233

Long Context Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 37.1 (#222)

Long Context benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
LMArena Longer Query—1224

Writing & Preference Not comparable

Devstral Small 2505: —, Tulu 3 (Tülu 3) 70B: 45.6 (#223)

Writing & Preference benchmarks
BenchmarkDevstral Small 2505Tulu 3 (Tülu 3) 70B
LMArena Text—1256
LMArena Creative Writing—1231
LMArena Multi-Turn—1252

Frequently asked questions

Is Devstral Small 2505 better than Tulu 3 (Tülu 3) 70B?

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 33.0 on the Noometry Index.

Is Devstral Small 2505 or Tulu 3 (Tülu 3) 70B better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 36.0 in the Noometry coding category.

How many benchmarks do Devstral Small 2505 and Tulu 3 (Tülu 3) 70B share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Tulu 3 (Tülu 3) 70B has 14.

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