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GLM 5.3 FlashX vs Gemini 3.5 Flash-Lite

At a glance

Z.ai's high-speed variant of GLM 5.3 Flash, generating up to 200 tokens per second.

1.0M ctx$0.37/$1.25 per M

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
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper31%
Reasoning & Knowledge
Graduate Science—
Math
Competition Math—
Agentic
Novel Reasoning—
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Reasoning & Knowledge
Graduate Science83.3%
Math
Competition Math71.1%
Agentic
Novel Reasoning10.3%
Specs
1.0M
Context
131K
Max output
Sep 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$0.37/M tokens
Output50%$1.25/M tokens
Cache read$0.09/M tokens
Live pricing, shown before you run
Input19%$0.30/M tokens
Output$2.50/M tokens
Reasoning$2.50/M tokens
Cache read67%$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 5.3 FlashXGo to model
Chat with Gemini 3.5 Flash-LiteGo to model
Frequently Asked Questions: GLM 5.3 FlashX vs Gemini 3.5 Flash-Lite▼

Which is better, GLM 5.3 FlashX or Gemini 3.5 Flash-Lite?

▼

Both GLM 5.3 FlashX 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 5.3 FlashX or Gemini 3.5 Flash-Lite?

▼

GLM 5.3 FlashX has a lower blended cost. GLM 5.3 FlashX: $0.37 input / $1.25 output. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output.

Which has a larger context window, GLM 5.3 FlashX or Gemini 3.5 Flash-Lite?

▼

GLM 5.3 FlashX has a larger context window: GLM 5.3 FlashX supports 1M tokens vs Gemini 3.5 Flash-Lite at 1M tokens.

Do both GLM 5.3 FlashX and Gemini 3.5 Flash-Lite support vision?

▼

Yes, both GLM 5.3 FlashX and Gemini 3.5 Flash-Lite support vision/image input.

What are the key differences between GLM 5.3 FlashX and Gemini 3.5 Flash-Lite?

▼

GLM 5.3 FlashX and Gemini 3.5 Flash-Lite have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.

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 5.3 FlashX and Gemini 3.5 Flash-Lite for free on idapt.app to see which performs better for your specific needs.

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