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Mistral Small 4: price, performance and context

Open Mistral Small 4 by Mistral costs $0.15 per 1M input and $0.60 per 1M output tokens, handles up to 262.1K tokens in one request (≈ 790 pages of text) and scores 11.3 points on the AgentKernel performance index, rank 144 of 212.

Privacy: zero data retention with one provider, including in the EU. Availability over the last 24 h: 100%.

Updated Oct 09, 2026, 17:39 UTC · mistralai/mistral-small-2603

Open in the interactive comparison

Key facts

Licence
Open weights: free to download and self-host
Input / 1M tokens
$0.15
Output / 1M tokens
$0.60
Context window
262.1K tokens
Max. output
209.7K tokens
Performance index
11.3 points · rank 144 of 212
Coding index
26.6 points · rank 87 of 119
Agentic index
0.8 points · rank 84 of 91
Cost at your usage
$0.30 / month
Knowledge cutoff
n/a
In the catalog since
Mar 16, 2026
Capabilities
Reasoning, Vision, Tool Calling

What do you get for $10.00?

Rules of thumb from the cost calculator, base rates without caching or taxes.

TaskCost per taskFor $10.00
Chat repliesA question with a short history, a detailed answer$0.0029,000
Email draftsBullet points in, a finished email out$0.0036,000
Document summariesRead 10 pages, write a one-page summary$0.00113,000
Code reviewsReview and comment on 500 lines of code$0.0017,000
Book analysesAnalyse a 300-page book in one go$0.016620

Cheaper with similar performance

ModelLicencePerformanceYour cost / month
Ling 3.1 FlashinclusionAIProprietary41.1$0.00
Ling 3.0 Flash VLinclusionAIOpen24.6$0.036
Ling 3.0 FlashinclusionAIOpen20.1$0.037

Stronger models

ModelLicencePerformanceYour cost / month
R1DeepSeekOpen11.4$1.325
gpt-oss-120bOpenAIOpen11.6$0.08
MiniMax M1MiniMaxProprietary11.7$1.10