GPT-5 Nano vs Mistral Small 3.1
Choose GPT-5 Nano for constrained rewriting, domain depth, instruction precision. Mistral Small 3.1 costs 3.6x less per output token.
Which Is Cheaper?
At 1M tokens/mo
GPT-5 Nano: $0
Mistral Small 3.1: $0
At 10M tokens/mo
GPT-5 Nano: $2
Mistral Small 3.1: $1
At 100M tokens/mo
GPT-5 Nano: $23
Mistral Small 3.1: $7
Which Performs Better?
| Test | GPT-5 Nano | Mistral Small 3.1 |
|---|---|---|
| Structured Output | — | — |
| Strategic Analysis | — | — |
| Constrained Rewriting | 3 | — |
| Creative Problem Solving | — | — |
| Tool Calling | — | — |
| Faithfulness | — | — |
| Classification | — | — |
| Long Context | — | — |
| Safety Calibration | — | — |
| Persona Consistency | — | — |
| Agentic Planning | — | — |
| Multilingual | — | — |