Mistral Small 4
Mistral · Open weights · Released Mar 16, 2026 · mistralai/mistral-small-2603
Best $0.15 in / $0.60 out via Mistral
262K contextVisionToolsReasoningStructured outputPrompt cachingOpen weights
Available from 4 providersUSD / MTOK · PRICES 23 MINUTES AGO · SPEED 5 DAYS AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
| PROVIDER | INPUT | OUTPUT | CACHE | CONTEXT | QUANT | TTFT | TPS | UPTIME |
|---|---|---|---|---|---|---|---|---|
 Mistral1ST PARTY | $0.15 | $0.60 | $0.015 | 262K | — | ✕ | ✕ | 100.0% |
| Mistral1ST PARTY | $0.15 | $0.60 | $0.015 | 262K | — | — | — | 100.0% |
| Mistral1ST PARTY | $0.165 | $0.66 | $0.017 | 262K | — | — | — | 100.0% |
| Mistral1ST PARTY | $0.165 | $0.66 | $0.017 | 262K | — | — | — | 100.0% |
TTFT/TPS: median (P50) over trailing 504h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 5 days ago
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Pricing variants · USD / MTok in / out
STANDARD
$0.15 / $0.60
per MTok in / out
BATCH
$0.075 / $0.30
async batch
CACHE READ $0.015
Recent changesRSS ↗
Sep 18, 2026endpoint removed · venice4 → 3
About
Mistral Small 4 is the next major release in the Mistral Small family, unifying the capabilities of several flagship Mistral models into a single system. It combines strong reasoning from...
Specifications
Context window262,144
Max output209,715
Modalities intext, image
Modalities outtext
LicenseOpen weights
ReleasedMar 16, 2026
TokenizerMistral
WeightsHugging Face ↗
Open weights
safetensors
Related
Embed badge
[](https://modelindex.ai/models/mistralai/mistral-small-2603)Sources
OpenRouter API23 minutes ago
AGGREGATORHugging Face23 minutes ago
COMMUNITYModelIndex benchmarks5 days ago
MEASUREDVerified 23 minutes ago · list prices, not negotiated rates.