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Gemini 2.5 Flash Lite (09-2025) vs GLM 5.3

At a glance

Earlier Gemini 2.5 Flash Lite preview from September 2025.

1.0M ctx$0.10/$0.40 per M

Z.ai's large-scale reasoning flagship for complex software engineering and long-horizon agent tasks.

1.0M ctx$1.40/$4.40 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
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper92%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
1.0M
Context
66K
Max output
Sep 2025
Released
1.0M
Context
256K
Max output
Aug 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input93%$0.10/M tokens
Output91%$0.40/M tokens
Reasoning$0.40/M tokens
Cache read96%$0.01/M tokens
Cache write$0.08/M tokens
Image input$0.10/M tokens
Audio input$0.30/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$1.40/M tokens
Output$4.40/M tokens
Cache read$0.26/M tokens
Chat with Gemini 2.5 Flash Lite (09-2025)Go to model
Chat with GLM 5.3Go to model
Frequently Asked Questions: Gemini 2.5 Flash Lite (09-2025) vs GLM 5.3▼

Which is better, Gemini 2.5 Flash Lite (09-2025) or GLM 5.3?

▼

Both Gemini 2.5 Flash Lite (09-2025) and GLM 5.3 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, Gemini 2.5 Flash Lite (09-2025) or GLM 5.3?

▼

Gemini 2.5 Flash Lite (09-2025) has a lower blended cost. Gemini 2.5 Flash Lite (09-2025): $0.10 input / $0.40 output. GLM 5.3: $1.40 input / $4.40 output.

Which has a larger context window, Gemini 2.5 Flash Lite (09-2025) or GLM 5.3?

▼

Gemini 2.5 Flash Lite (09-2025) has a larger context window: Gemini 2.5 Flash Lite (09-2025) supports 1M tokens vs GLM 5.3 at 1M tokens.

Do both Gemini 2.5 Flash Lite (09-2025) and GLM 5.3 support vision?

▼

Gemini 2.5 Flash Lite (09-2025) supports vision/image input, but GLM 5.3 does not.

What are the key differences between Gemini 2.5 Flash Lite (09-2025) and GLM 5.3?

▼

Key differences: Gemini 2.5 Flash Lite (09-2025) is significantly cheaper; only Gemini 2.5 Flash Lite (09-2025) supports vision input. 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 Gemini 2.5 Flash Lite (09-2025) and GLM 5.3 for free on idapt.app to see which performs better for your specific needs.

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