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Mistral Small 3.1 vs GLM 5.3 Flash

At a glance

Previous Mistral Small with vision support and 128K context.

128K ctx$0.35/$0.55 per M

Z.ai's efficient multimodal model for fast coding and long-horizon agent tasks.

1.0M ctx$0.07/$0.25 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper70%
Specs
128K
Context
64K
Max output
Mar 2025
Released
1.0M
Context
131K
Max output
Aug 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$0.35/M tokens
Output$0.55/M tokens
Live pricing, shown before you run
Input79%$0.07/M tokens
Output55%$0.25/M tokens
Cache read$0.01/M tokens
Chat with Mistral Small 3.1Go to model
Chat with GLM 5.3 FlashGo to model
Frequently Asked Questions: Mistral Small 3.1 vs GLM 5.3 Flash▼

Which is better, Mistral Small 3.1 or GLM 5.3 Flash?

▼

Both Mistral Small 3.1 and GLM 5.3 Flash are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Mistral Small 3.1 or GLM 5.3 Flash?

▼

GLM 5.3 Flash has a lower blended cost. Mistral Small 3.1: $0.35 input / $0.55 output. GLM 5.3 Flash: $0.07 input / $0.25 output.

Which has a larger context window, Mistral Small 3.1 or GLM 5.3 Flash?

▼

GLM 5.3 Flash has a larger context window: Mistral Small 3.1 supports 128K tokens vs GLM 5.3 Flash at 1M tokens.

Do both Mistral Small 3.1 and GLM 5.3 Flash support vision?

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Yes, both Mistral Small 3.1 and GLM 5.3 Flash support vision/image input.

What are the key differences between Mistral Small 3.1 and GLM 5.3 Flash?

▼

Key differences: GLM 5.3 Flash is significantly cheaper; only GLM 5.3 Flash offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Mistral Small 3.1 and GLM 5.3 Flash for free on idapt.app to see which performs better for your specific needs.

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