Price Per TokenPrice Per Token
Mistral AI
Mistral AI
vs
Stepfun-ai

Devstral Small 1.1 vs Step 3.5 Flash

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Devstral Small 1.1 wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Faster response time
  • Better at math

Step 3.5 Flash wins:

  • Larger context window
  • Higher intelligence benchmark
  • Better at coding
  • Has reasoning mode
Price Advantage
Devstral Small 1.1
Benchmark Advantage
Step 3.5 Flash
Context Window
Step 3.5 Flash
Speed
Devstral Small 1.1

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureDevstral Small 1.1Step 3.5 Flash
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyDevstral Small 1.1Step 3.5 Flash
LicenseOpen SourceOpen Source
AuthorMistral AIStepfun-ai
ReleasedJul 2025Jan 2026

Devstral Small 1.1 Modalities

Input
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Output
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Step 3.5 Flash Modalities

Input
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Output
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Related Comparisons

Compare Devstral Small 1.1 with:

Compare Step 3.5 Flash with:

Frequently Asked Questions

Devstral Small 1.1 has cheaper input pricing at $0.07/M tokens. Devstral Small 1.1 has cheaper output pricing at $0.28/M tokens.
Step 3.5 Flash scores higher on coding benchmarks with a score of 31.6, compared to Devstral Small 1.1's score of 12.1.
Devstral Small 1.1 has a 131,072 token context window, while Step 3.5 Flash has a 256,000 token context window.
Devstral Small 1.1 does not support vision. Step 3.5 Flash does not support vision.