Noometry

Model comparison

GPT-6.1 Sol vs Mistral Small 4

GPT-6.1 Sol has enough public results to be ranked (#6); Mistral Small 4 does not yet, so treat this comparison as directional.

Last verified . 0 shared benchmarks.

GPT-6.1 Sol OpenAI

65.6

Rank #6 Confirmed

Mistral Small 4 Mistral AI

30.8

Unranked Sparse

Summary

  • The widest gap is in reasoning, where GPT-6.1 Sol leads 81.9 to 21.9.
  • Mistral Small 4 is cheaper at $0.075 / $0.30 per million input/output tokens, against $2 / $10 for GPT-6.1 Sol.
  • GPT-6.1 Sol accepts more context: 1.05M tokens versus 262K.
  • Mistral Small 4 has downloadable open weights; the other is API-only.

Side by side

GPT-6.1 SolMistral Small 4
ProviderOpenAIMistral AI
Noometry Index65.630.8
Released2026-09-29—
WeightsProprietaryOpen
Context window1.05M262K
Max output128K210K
Input $ / M tokens$2$0.075
Output $ / M tokens$10$0.30
Results tracked341

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Category by category

Coding Not comparable

GPT-6.1 Sol: 63.2 (#8), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
DeepSWE75.2%—
FrontierCode50.2%—
LMArena WebDev1755—
SciCode55.8%—
LMArena Coding1487—

Agentic & Tool Use Not comparable

GPT-6.1 Sol: 39.6 (#26), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
APEX-Agents60%—
GDP.pdf32%—

Reasoning GPT-6.1 Sol leads

GPT-6.1 Sol: 81.9 (#2), Mistral Small 4: 21.9

BenchmarkGPT-6.1 SolMistral Small 4
ARC-AGI-294.2%—
Kagi LLM Benchmark—40.5%
NYT Connections (extended)95.5%—
ARC-AGI-198.5%—
CritPt31.7%—
Chess Puzzles61%—
EBR-Bench54.3%—
LMArena Hard Prompts1466—
Mystery Game Puzzles80%—
Epoch Capabilities Index166.09—

Math Not comparable

GPT-6.1 Sol: 93.7 (#1), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
FrontierMath (Tiers 1-3)93.7%—
FrontierMath Tier 4100%—
OTIS Mock AIME 2024-2025100%—
ProofBench99%—
LMArena Math1464—

Knowledge Not comparable

GPT-6.1 Sol: 71.8 (#4), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
GPQA Diamond95.4%—
SimpleQA Verified73.9%—
LMArena Expert1502—

Multimodal Not comparable

GPT-6.1 Sol: 52.7 (#5), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
LMArena Vision1288—
Furniture Assembly80%—

Multilingual Not comparable

GPT-6.1 Sol: 54.3 (#46), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
LMArena Non-English1438—
LMArena Chinese1477—
LMArena Russian1455—

Instruction Following Not comparable

GPT-6.1 Sol: 77.0 (#29), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
LMArena Instruction Following1468—

Long Context Not comparable

GPT-6.1 Sol: 44.9 (#54), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
LMArena Longer Query1465—

Writing & Preference Not comparable

GPT-6.1 Sol: 63.6 (#63), Mistral Small 4: —

BenchmarkGPT-6.1 SolMistral Small 4
LMArena Text1447—
LMArena Creative Writing1432—
LMArena Multi-Turn1449—

Frequently asked questions

Is GPT-6.1 Sol better than Mistral Small 4?

GPT-6.1 Sol has enough public results to be ranked (#6); Mistral Small 4 does not yet, so treat this comparison as directional.

Which is cheaper, GPT-6.1 Sol or Mistral Small 4?

Mistral Small 4 is cheaper. It lists at $0.075 per million input tokens and $0.30 per million output tokens; GPT-6.1 Sol lists at $2 and $10.

Which has the bigger context window?

GPT-6.1 Sol does, with 1.05M tokens against 262K.

How many benchmarks do GPT-6.1 Sol and Mistral Small 4 share?

0 benchmarks have published results for both models. GPT-6.1 Sol has 34 scored results on Noometry and Mistral Small 4 has 1.

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