token.app › Compare › Mistral Small 4 vs GPT-5.6 Luna

Mistral Small 4 vs GPT-5.6 Luna

GPT-5.6 Luna is 1.2× 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
Mistral Small 4GPT-5.6 Luna
ProviderMistral AIOpenAI
Input $/1M$0.150$0.100
Output $/1M$0.600$0.600
Blended $/1M$0.262$0.225
Context window262K1.1M
Max output128K
ReleasedMar 2026Jul 2026
LicenceOpen weightsProprietary
Choose Mistral Small 4 if…
  • Open weights — self-hostable
Choose GPT-5.6 Luna if…
  • Costs less per token — $0.225 vs $0.262 blended
  • Larger context window (1.1M)
  • Newer model (released Jul 2026)
FAQ
Which is better, Mistral Small 4 or GPT-5.6 Luna?
We do not hold independently-run benchmark scores covering both Mistral Small 4 and GPT-5.6 Luna, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Mistral Small 4 cheaper than GPT-5.6 Luna?
GPT-5.6 Luna is cheaper: $0.225 versus $0.262 per million tokens blended at 3:1 input:output. Input alone: $0.150 vs $0.100. Output alone: $0.600 vs $0.600.
What context windows do Mistral Small 4 and GPT-5.6 Luna have?
Mistral Small 4: 262,144 tokens. GPT-5.6 Luna: 1,050,000 tokens.
Who makes Mistral Small 4 and GPT-5.6 Luna?
Mistral Small 4 is made by Mistral AI. GPT-5.6 Luna is made by OpenAI.
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