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Home Models Mistral Small 3.1 (128k)

Mistral Small 3.1 (128k)

Mistral AI 128K context Released: 2025-03

A new leader in the small models category by Mistral AI, with image understanding capabilities and an extended 128k context length. Apache 2.0 license.

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Pricing Information

Input Pricing

Standard: $0.0000
Per 1,000 tokens

Output Pricing

Standard: $0.0000
Per 1,000 tokens

Example Costs

Short Conversation
1K input + 500 output tokens
$0.0000
Book Analysis
50K input + 2K output tokens
$0.00

Token Calculator

Tokens: 0
Words: 0
Characters: 0
Input Cost: $0.00
Estimated based on current token count as input
Use our main calculator for more detailed estimates including input/output combinations.

Key Features

  • Image understanding capabilities
  • 128K token context window
  • Open source (Apache 2.0)
  • Efficient and performant for its size

Common Use Cases

  • Multimodal applications (text and image)
  • Cost-effective general tasks
  • Applications requiring longer context

Frequently Asked Questions

What are Mistral AI's key model offerings in late 2024?

What is Codestral, and what are its main strengths?

How does Mistral AI differentiate its commercial models (e.g., Mistral Large 2) from its open-weight models?