Compare/Olmo 3.1 32B Instruct vs Mistral Small 4 (Reasoning)

Olmo 3.1 32B InstructvsMistral Small 4 (Reasoning)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Allen Institute for AI

Olmo 3.1 32B Instruct

Input
$0.2/M
Output
$0.6/M
Speed
55 tok/s
TTFT
0.23s
Mistral

Mistral Small 4 (Reasoning)

Input
$0.15/M
Output
$0.6/M
Speed
TTFT

Winner by Category

Cheaper
Mistral Small 4 (Reasoning)
Faster (tok/s)
Olmo 3.1 32B Instruct
Lower Latency
Mistral Small 4 (Reasoning)
Benchmarks (0-7)
Mistral Small 4 (Reasoning)

Pricing Comparison

MetricOlmo 3.1 32B InstructMistral Small 4 (Reasoning)
Input ($/M tokens)$0.2$0.15
Output ($/M tokens)$0.6$0.6
Cost for 1M input + 100K output tokens:
Olmo 3.1 32B Instruct$0.26
Mistral Small 4 (Reasoning)$0.21

Speed Comparison

Output Speed (tokens/s) — higher is better
Olmo 3.1 32B Instruct
55 tok/s
Mistral Small 4 (Reasoning)
Time to First Token (seconds) — lower is better
Olmo 3.1 32B Instruct
0.23s
Mistral Small 4 (Reasoning)

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
12.226.9
Coding Index
5.624.3
Math Index
GPQA Diamond
53.9%76.9%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
4.9%9.5%
SciCode
16.7%38.0%
IFBench
39.2%48.2%
TerminalBench
0.0%17.4%
Olmo 3.1 32B Instruct0 wins
7 winsMistral Small 4 (Reasoning)

Frequently Asked Questions

Which is cheaper, Olmo 3.1 32B Instruct or Mistral Small 4 (Reasoning)?

Mistral Small 4 (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.26/M tokens vs $0.30/M for Olmo 3.1 32B Instruct.

Which model performs better on benchmarks?

Mistral Small 4 (Reasoning) wins 7 out of 12 benchmarks compared to 0 for Olmo 3.1 32B Instruct. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Olmo 3.1 32B Instruct generates tokens faster at 55 tok/s vs 0 tok/s. However, Mistral Small 4 (Reasoning) has lower time-to-first-token (0.00s vs 0.23s).

When should I use Olmo 3.1 32B Instruct vs Mistral Small 4 (Reasoning)?

Choose based on your priorities: Mistral Small 4 (Reasoning) for lower cost, Mistral Small 4 (Reasoning) for stronger benchmark performance, and Olmo 3.1 32B Instruct for faster generation. For latency-sensitive apps, check the TTFT comparison above.