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GPT-4o Mini vs Mistral Small: Pricing, Benchmarks & Verdict (2026)

Verdict

Mistral Small is significantly cheaper at $0.10/$0.30 per million tokens vs $0.15/$0.60. GPT-4o Mini is stronger for coding with a coding ELO of 1200 vs 1160. GPT-4o Mini ranks higher overall with an Arena ELO of 1220 vs 1185.

Side-by-Side Comparison

FeatureGPT-4o MiniMistral Small
ProviderOpenAIMistral
Input Price / 1M tokens$0.150$0.150
Output Price / 1M tokens$0.600$0.600
Context Window128K128K
Max Output Tokens16,3848,192
Arena ELO1,2201,185
Coding ELO1,2001,160
TTFT (ms)180160
Tokens/sec120120
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use GPT-4o Mini

Choose GPT-4o Mini when you need: extremely affordable pricing, fast response times, strong for its price tier, good multimodal support. It excels at chatbots, lightweight-tasks, cost-sensitive tasks.

Strengths:

  • Extremely affordable pricing
  • Fast response times
  • Strong for its price tier
  • Good multimodal support

Best for:

chatbotslightweight-taskscost-sensitive
When to Use Mistral Small

Choose Mistral Small when you need: very affordable pricing, fast inference speed, good multilingual support, suitable for lightweight tasks. It excels at chatbots, classification, cost-sensitive, multilingual tasks. It is also the more cost-effective option between the two.

Strengths:

  • Very affordable pricing
  • Fast inference speed
  • Good multilingual support
  • Suitable for lightweight tasks

Best for:

chatbotsclassificationcost-sensitivemultilingual

Frequently Asked Questions

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