Mistral: Mistral Small 4

Public pricingIntelligence 79/100Large memoryVisionTool use

Mistral: Mistral Small 4 is a multimodal model for multimodal reasoning and analysis. It combines multimodal input handling and deep reasoning and planning with a 262K tokens context window and a low-cost profile. Use it for multimodal reasoning and analysis when latency, cost, and throughput matters.

Input

$0.15/1M

Output

$0.60/1M

Cached

$0.01/1M

Batch

$0.04/1M

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What would Mistral Small 4 cost you?

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Technical specifications

Mistral Small 4 at a glance.

Memory

262,144

tokens

Max reply

32,768

tokens

Memory tier

Large

an entire book or large codebase

Tokenizer

mistral

Released

Mar 2026

Training cutoff

Oct 2025

Availability

Public pricing

Status

active

What it can do

Capabilities & limits.

  • Understands images
  • Deep step-by-step thinking
  • Uses tools / calls functions
  • Strict JSON output
  • Streams replies
  • Fine-tunable on your data

When to pick Mistral Small 4

  • Screenshot analysis, image understanding, or document OCR.
  • Agentic workflows that call tools or APIs.
  • Long documents, full codebases, or extensive chat histories.
  • High-volume workloads where unit cost matters.

When to look elsewhere

  • Very latency-sensitive, real-time apps where every millisecond counts.

Alternatives

Similar models to compare.

FAQ

Mistral Small 4 — the questions we see most.

Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.

Get instant answers from our AI agent

At a typical workload of 50,000 conversations a month with 1,500-token prompts and 800-token replies, Mistral Small 4 costs roughly $35 per month. Input is $0.15 /1M tokens and output is $0.60 /1M tokens.
Mistral Small 4 has a 262,144-token context window (large memory — an entire book or large codebase). That means you can fit about 49,152 words of input and history in a single call.
Beyond text generation, Mistral Small 4 supports understanding images, calling functions / tools, strict JSON output, fine-tuning on your own data. It streams replies by default.
Mistral Small 4 was released in March 2026, with training data cut off around October 2025.
Models in a similar class include Ministral 3 8B 2512, Ministral 3 14B 2512, Mistral Large 3 2512. The "Similar models" section below this FAQ links into each.

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