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Qwen3.5 Flash (02-23) vs GPT 5.6 Luna

At a glance

Ultra-fast Qwen3.5 variant with 1M-token context at rock-bottom pricing.

1M ctx$0.07/$0.26 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
Agent Demos
All agent demos

No shared agent demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
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Reasoning
CodingInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-11
Reasoning & Knowledge
Graduate Science92.3%
Agentic
Terminal Tasks84.7%
Specs
1M
Context
66K
Max output
Feb 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
Input94%$0.07/M tokens
Output96%$0.26/M tokens
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 search$0.01/search
Chat with Qwen3.5 Flash (02-23)Go to model
Chat with GPT 5.6 LunaGo to model
Frequently Asked Questions: Qwen3.5 Flash (02-23) vs GPT 5.6 Luna▼

Which is better, Qwen3.5 Flash (02-23) or GPT 5.6 Luna?

▼

Both Qwen3.5 Flash (02-23) 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, Qwen3.5 Flash (02-23) or GPT 5.6 Luna?

▼

Qwen3.5 Flash (02-23) has a lower blended cost. Qwen3.5 Flash (02-23): $0.07 input / $0.26 output. GPT 5.6 Luna: $1.00 input / $6.00 output.

Which has a larger context window, Qwen3.5 Flash (02-23) or GPT 5.6 Luna?

▼

GPT 5.6 Luna has a larger context window: Qwen3.5 Flash (02-23) supports 1M tokens vs GPT 5.6 Luna at 1.1M tokens.

Do both Qwen3.5 Flash (02-23) and GPT 5.6 Luna support vision?

▼

Yes, both Qwen3.5 Flash (02-23) and GPT 5.6 Luna support vision/image input.

What are the key differences between Qwen3.5 Flash (02-23) and GPT 5.6 Luna?

▼

Key differences: Qwen3.5 Flash (02-23) is significantly cheaper. 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 Qwen3.5 Flash (02-23) and GPT 5.6 Luna for free on idapt.app to see which performs better for your specific needs.

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