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

Gemini Flash Latest vs GPT-5.6 Luna

GPT-5.6 Luna is 3.3× 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 Flash LatestGPT-5.6 Luna
ProviderGoogleOpenAI
Input $/1M$0.750$0.200
Output $/1M$3.75$1.20
Blended $/1M$1.50$0.450
Context window1.0M1.1M
Max output66K128K
ReleasedApr 2026Jul 2026
LicenceProprietaryProprietary
Choose Gemini Flash Latest if…
  • No clear advantage on the data we hold.
Choose GPT-5.6 Luna if…
  • Costs less per token — $0.450 vs $1.50 blended
  • Larger context window (1.1M)
  • Newer model (released Jul 2026)
FAQ
Which is better, Gemini Flash Latest or GPT-5.6 Luna?
We do not hold independently-run benchmark scores covering both Gemini Flash Latest and GPT-5.6 Luna, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini Flash Latest cheaper than GPT-5.6 Luna?
GPT-5.6 Luna is cheaper: $0.450 versus $1.50 per million tokens blended at 3:1 input:output. Input alone: $0.750 vs $0.200. Output alone: $3.75 vs $1.20.
What context windows do Gemini Flash Latest and GPT-5.6 Luna have?
Gemini Flash Latest: 1,048,576 tokens. GPT-5.6 Luna: 1,050,000 tokens.
Who makes Gemini Flash Latest and GPT-5.6 Luna?
Gemini Flash Latest is made by Google. GPT-5.6 Luna is made by OpenAI.
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