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GPT 6 Luna Pro vs GLM 4.6

At a glance

OpenAI's GPT-6 Luna served in pro reasoning mode for the hardest problems.

1.1M ctx$0.10/$0.50 per M

Zhipu AI's GLM 4.6 generation model.

74198K ctx$0.43/$1.75 per M#47/92
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
Cheaper74%
Capability
Capability—
Agentic
Terminal Tasks—
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Capability
CapabilityECI73.5
Agentic
Terminal Tasks24.5%
Specs
1.1M
Context
128K
Max output
Sep 2026
Released
198K
Context
16K
Max output
Sep 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input77%$0.10/M tokens
Output71%$0.50/M tokens
Cache read88%$0.01/M tokens
Cache write$0.13/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$0.43/M tokens
Output$1.75/M tokens
Cache read$0.08/M tokens
Chat with GPT 6 Luna ProGo to model
Chat with GLM 4.6Go to model
Frequently Asked Questions: GPT 6 Luna Pro vs GLM 4.6▼

Which is better, GPT 6 Luna Pro or GLM 4.6?

▼

Both GPT 6 Luna Pro and GLM 4.6 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, GPT 6 Luna Pro or GLM 4.6?

▼

GPT 6 Luna Pro has a lower blended cost. GPT 6 Luna Pro: $0.10 input / $0.50 output. GLM 4.6: $0.43 input / $1.75 output.

Which has a larger context window, GPT 6 Luna Pro or GLM 4.6?

▼

GPT 6 Luna Pro has a larger context window: GPT 6 Luna Pro supports 1.1M tokens vs GLM 4.6 at 198K tokens.

Do both GPT 6 Luna Pro and GLM 4.6 support vision?

▼

GPT 6 Luna Pro supports vision/image input, but GLM 4.6 does not.

What are the key differences between GPT 6 Luna Pro and GLM 4.6?

▼

Key differences: GPT 6 Luna Pro is significantly cheaper; only GPT 6 Luna Pro 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 GPT 6 Luna Pro and GLM 4.6 for free on idapt.app to see which performs better for your specific needs.

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