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OpenAI: gpt-oss-120b vs Mistral: Mistral Small 3.2 24B

Head-to-head API cost, context, and performance comparison. Synced at 2:32:30 PM.

Executive Summary

When evaluating OpenAI: gpt-oss-120b against Mistral: Mistral Small 3.2 24B, the pricing structure is a key differentiator. OpenAI: gpt-oss-120b is approximately 17% more cost-effective per 1 million tokens overall.

However, when looking at raw reasoning capabilities, OpenAI: gpt-oss-120b leads with a statistical ELO score of 1049. For tasks involving complex logic, coding, or instruction-following, developers might prefer OpenAI: gpt-oss-120b, provided their budget allows for the API burn rate.

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Raw Technical comparison

Metric
OpenAI: gpt-oss-120b
Mistral: Mistral Small 3.2 24B
Performance (ELO)
1049
1047
Input Cost / 1M
$0.04
$0.07
Output Cost / 1M
$0.19
$0.20
Context Window
131,072 tokens
128,000 tokens

Verdict

If you are looking for pure performance and capability, OpenAI: gpt-oss-120b is statistically superior. However, if API burn rate is the primary concern, OpenAI: gpt-oss-120b wins out aggressively in pricing.

People Also Ask

Is OpenAI: gpt-oss-120b cheaper than Mistral: Mistral Small 3.2 24B?

Yes. OpenAI: gpt-oss-120b is cheaper for both input and output generation compared to Mistral: Mistral Small 3.2 24B. Exploring alternatives often yields cost reductions.

Which model has the larger context window?

The OpenAI: gpt-oss-120b model has the advantage in memory, offering a massive 131,072 token limit for document ingestion.

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