Mistral Small 4 by Mistral AI scores 52.0 out of 100 on the Neura Intelligence Index, ranking #144 among tracked AI models. This composite score is computed from 3 individual benchmarks across coding, math, reasoning, and language categories.

Mistral Small 4 costs $0.15/1M input tokens and $0.6/1M output tokens via API. At a typical 3:1 input-to-output ratio with 1M tokens/day usage, the estimated monthly cost is approximately $8.

Yes, Mistral Small 4 has open weights available under the apache_2_0 license. You can download and self-host the model.

Mistral Small 4 supports a context window of 256K tokens, allowing it to process very long documents, codebases, and conversations in a single request.

Mistral Small 4 achieves its highest score on AIME 2025 with a score of 83.8%. This benchmark evaluates american invitational mathematics examination 2025 — competition-level math problems.