token.app › Compare › Gemini 3.5 Flash Lite vs GPT-5.6 Luna

Gemini 3.5 Flash Lite vs GPT-5.6 Luna

GPT-5.6 Luna is 3.8× cheaper per token on a blended 3:1 basis. GPT-5.6 Luna accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3.5 Flash LiteGPT-5.6 Luna
ProviderGoogleOpenAI
Input $/1M$0.300$0.100
Output $/1M$2.50$0.600
Blended $/1M$0.850$0.225
Context window1.0M1.1M
Max output66K128K
ReleasedJul 2026Jul 2026
LicenceProprietaryProprietary
Choose Gemini 3.5 Flash Lite if…
  • Newer model (released Jul 2026)
Choose GPT-5.6 Luna if…
  • Costs less per token — $0.225 vs $0.850 blended
  • Larger context window (1.1M)
FAQ
Which is better, Gemini 3.5 Flash Lite or GPT-5.6 Luna?
We do not hold independently-run benchmark scores covering both Gemini 3.5 Flash Lite and GPT-5.6 Luna, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini 3.5 Flash Lite cheaper than GPT-5.6 Luna?
GPT-5.6 Luna is cheaper: $0.225 versus $0.850 per million tokens blended at 3:1 input:output. Input alone: $0.300 vs $0.100. Output alone: $2.50 vs $0.600.
What context windows do Gemini 3.5 Flash Lite and GPT-5.6 Luna have?
Gemini 3.5 Flash Lite: 1,048,576 tokens. GPT-5.6 Luna: 1,050,000 tokens.
Who makes Gemini 3.5 Flash Lite and GPT-5.6 Luna?
Gemini 3.5 Flash Lite is made by Google. GPT-5.6 Luna is made by OpenAI.
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