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Gemini 3.7 Flash vs GPT 5.6 Luna

At a glance

Google's multimodal model for fast agentic workflows, coding, and complex multi-step reasoning.

1.0M ctx$0.75/$3.75 per M

OpenAI's fastest, most affordable GPT-5.6 tier for high-volume, latency-sensitive work.

1.1M ctx$1.00/$6.00 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
Cheaper33%
Reasoning & Knowledge
Graduate Science—
Agentic
Terminal Tasks—
Reasoning
CodingInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-11
Reasoning & Knowledge
Graduate Science92.3%
Agentic
Terminal Tasks84.7%
Specs
1.0M
Context
66K
Max output
Aug 2026
Released
1.1M
Context
128K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input25%$0.75/M tokens
Output38%$3.75/M tokens
Reasoning$3.75/M tokens
Cache read25%$0.07/M tokens
Cache write97%$0.04/M tokens
Image input$0.75/M tokens
Audio input$0.75/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$1.00/M tokens
Output$6.00/M tokens
Cache read$0.10/M tokens
Cache write$1.25/M tokens
Web search29%$0.01/search
Chat with Gemini 3.7 FlashGo to model
Chat with GPT 5.6 LunaGo to model
Frequently Asked Questions: Gemini 3.7 Flash vs GPT 5.6 Luna▼

Which is better, Gemini 3.7 Flash or GPT 5.6 Luna?

▼

Both Gemini 3.7 Flash and GPT 5.6 Luna 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 3.7 Flash or GPT 5.6 Luna?

▼

Gemini 3.7 Flash has a lower blended cost. Gemini 3.7 Flash: $0.75 input / $3.75 output. GPT 5.6 Luna: $1.00 input / $6.00 output.

Which has a larger context window, Gemini 3.7 Flash or GPT 5.6 Luna?

▼

GPT 5.6 Luna has a larger context window: Gemini 3.7 Flash supports 1M tokens vs GPT 5.6 Luna at 1.1M tokens.

Do both Gemini 3.7 Flash and GPT 5.6 Luna support vision?

▼

Yes, both Gemini 3.7 Flash and GPT 5.6 Luna support vision/image input.

What are the key differences between Gemini 3.7 Flash and GPT 5.6 Luna?

▼

Gemini 3.7 Flash and GPT 5.6 Luna 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 Gemini 3.7 Flash and GPT 5.6 Luna for free on idapt.app to see which performs better for your specific needs.

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