Model comparison

C4ai Aya Expanse 8b vs Mistral Small 3.2

C4ai Aya Expanse 8b is the stronger model overall, scoring 34.9 to 31.2 on the Noometry Index.

Last verified . 0 shared benchmarks.

C4ai Aya Expanse 8b Cohere

34.9

Rank #229 Confirmed

Mistral Small 3.2 Mistral AI

31.2

Rank #280 Confirmed

Summary

  • The widest gap is in math, where C4ai Aya Expanse 8b leads 33.3 to 26.3.

Side by side

C4ai Aya Expanse 8b and Mistral Small 3.2 specifications
C4ai Aya Expanse 8bMistral Small 3.2
ProviderCohereMistral AI
Noometry Index34.931.2
Released—2025-06-20
WeightsOpenOpen
Context window—256K
Max output—16K
Input $ / M tokens—$0.0938
Output $ / M tokens—$0.25
Results tracked156

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Category by category

Coding Not comparable

C4ai Aya Expanse 8b: 33.8 (#252), Mistral Small 3.2: —

Coding benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
LMArena Coding1160—

Reasoning C4ai Aya Expanse 8b leads

C4ai Aya Expanse 8b: 22.4 (#197), Mistral Small 3.2: 18.1 (#287)

Reasoning benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
Kagi LLM Benchmark—40.4%
Chess Puzzles—1%
LMArena Hard Prompts1156—
Epoch Capabilities Index—131.74

Math C4ai Aya Expanse 8b leads

C4ai Aya Expanse 8b: 33.3 (#203), Mistral Small 3.2: 26.3 (#260)

Math benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
OTIS Mock AIME 2024-2025—30.3%
LMArena Math1168—

Knowledge C4ai Aya Expanse 8b leads

C4ai Aya Expanse 8b: 33.6 (#201), Mistral Small 3.2: 26.7 (#256)

Knowledge benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
GPQA Diamond—49.1%
Vectara Hallucination Rate9.5%—
LMArena Expert1153—

Multilingual Not comparable

C4ai Aya Expanse 8b: 36.1 (#242), Mistral Small 3.2: —

Multilingual benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
LMArena Non-English1180—
LMArena Chinese1181—
LMArena German1188—
LMArena Japanese1120—
LMArena Russian1197—

Instruction Following Not comparable

C4ai Aya Expanse 8b: 60.1 (#253), Mistral Small 3.2: —

Instruction Following benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
LMArena Instruction Following1155—

Long Context Not comparable

C4ai Aya Expanse 8b: 36.1 (#236), Mistral Small 3.2: —

Long Context benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
LMArena Longer Query1191—

Writing & Preference Mistral Small 3.2 leads

C4ai Aya Expanse 8b: 39.0 (#250), Mistral Small 3.2: 45.0 (#224)

Writing & Preference benchmarks
BenchmarkC4ai Aya Expanse 8bMistral Small 3.2
LMArena Text1185—
LMArena Creative Writing1168—
EQ-Bench Creative Writing—1255
LMArena Multi-Turn1160—

Frequently asked questions

Is C4ai Aya Expanse 8b better than Mistral Small 3.2?

C4ai Aya Expanse 8b is the stronger model overall, scoring 34.9 to 31.2 on the Noometry Index.

How many benchmarks do C4ai Aya Expanse 8b and Mistral Small 3.2 share?

0 benchmarks have published results for both models. C4ai Aya Expanse 8b has 15 scored results on Noometry and Mistral Small 3.2 has 6.

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