Mistral Small 4 by OpenRouter — Specs, Pricing & Capabilities | whichllm

Model ID mistralai/mistral-small-2603

Provider OpenRouter

Family mistral-small

Status -

Knowledge Cutoff 2025-06

Release Date 2026-03-16

Input Modalities text, image

Output Modalities text

Context Window 262144

Input Limit -

Output Limit 262144

Tool Calling Yes

Reasoning Yes

Structured Output -

Temperature Control Yes

Open Weights Yes

Input Cost / 1M tokens $0.15

Output Cost / 1M tokens $0.60

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens -

Cache Write Cost / 1M tokens -