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GLM 5.1 vs Gemini 3.5 Flash-Lite

At a glance

Zhipu AI's most capable model with a major leap in coding and long-horizon task performance.

82200K ctx$0.97/$3.04 per M#19/92

Google's high-efficiency model for focused subagent work and multi-agent workflows.

1.0M ctx$0.30/$2.50 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
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI82.3
Reasoning & Knowledge
Graduate Science85.5%Factual Recall37.3%
Math
Competition Math92.2%Research Math33.4%
Coding
Real-World Coding74.2%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper43%
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—Research Math—
Coding
Real-World Coding—
Specs
200K
Context
128K
Max output
Apr 2026
Released
1.0M
Context
66K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$0.97/M tokens
Output$3.04/M tokens
Cache read$0.18/M tokens
Live pricing, shown before you run
Input69%$0.30/M tokens
Output18%$2.50/M tokens
Reasoning$2.50/M tokens
Cache read83%$0.03/M tokens
Cache write$0.08/M tokens
Image input$0.30/M tokens
Audio input$0.30/M tokens
Web search$0.01/search
Chat with GLM 5.1Go to model
Chat with Gemini 3.5 Flash-LiteGo to model
Frequently Asked Questions: GLM 5.1 vs Gemini 3.5 Flash-Lite▼

Which is better, GLM 5.1 or Gemini 3.5 Flash-Lite?

▼

Both GLM 5.1 and Gemini 3.5 Flash-Lite 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, GLM 5.1 or Gemini 3.5 Flash-Lite?

▼

Gemini 3.5 Flash-Lite has a lower blended cost. GLM 5.1: $0.97 input / $3.04 output. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output.

Which has a larger context window, GLM 5.1 or Gemini 3.5 Flash-Lite?

▼

Gemini 3.5 Flash-Lite has a larger context window: GLM 5.1 supports 200K tokens vs Gemini 3.5 Flash-Lite at 1M tokens.

Do both GLM 5.1 and Gemini 3.5 Flash-Lite support vision?

▼

Gemini 3.5 Flash-Lite supports vision/image input, but GLM 5.1 does not.

What are the key differences between GLM 5.1 and Gemini 3.5 Flash-Lite?

▼

Key differences: Gemini 3.5 Flash-Lite is significantly cheaper; only Gemini 3.5 Flash-Lite 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 GLM 5.1 and Gemini 3.5 Flash-Lite for free on idapt.app to see which performs better for your specific needs.

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