MODEL SIGNAL · MISTRAL
Mistral Small 4
Efficient small model with configurable reasoning — set reasoning_effort from none to high on the fly. 5x more params than Small 3 but only 6B active per token, 40% faster end-to-end.
CATEGORYGeneral
CONTEXT128K
RELEASEDMarch 15, 2026
Key Features
- Configurable reasoning effort
- 6B active params per token
- 40% faster than Small 3
- 3x more RPS
- Apache 2.0
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