Mistral Small 4 API
About
Build advanced reasoning agents with Mistral Small 4, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.15/1M input and $0.60/1M output tokens, native tool calling support, open weights architecture. Access Mistral Small 4 via the Tempr Gateway API with up to 256K output tokens.
Capabilities
Input Modalities
textimage
Output Modalities
text
Reasoning
Yes
Structured Output
Limits
Context Window
256K
Tokens
Input Limit
256K
Tokens
Max Output
256K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.15
Output
$0.60
Frequently Asked Questions
Mistral Small 4 by Tempr Gateway costs $0.15 per 1M input tokens and $0.60 per 1M output tokens.
Model Details
ID
mistral/mistral-small-2603
Provider
Tempr GatewayFamily
mistral-small
Release Date
Mar 16, 2026
Knowledge Cutoff
Jun 1, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
TEMPR_API_KEY
API Base URL
https://api.temprhq.io/v1