token.app › Compare › Nano Banana Pro (Gemini 3 Pro Image) vs GPT-5.6 Terra

Nano Banana Pro (Gemini 3 Pro Image) vs GPT-5.6 Terra

GPT-5.6 Terra is 2.0× cheaper per token on a blended 3:1 basis. GPT-5.6 Terra accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
Nano Banana Pro (Gemini 3 Pro Image)GPT-5.6 Terra
ProviderGoogleOpenAI
Input $/1M$2.00$1.00
Output $/1M$12.00$6.00
Blended $/1M$4.50$2.25
Context window131K1.1M
Max output33K128K
ReleasedJun 2026Jul 2026
LicenceProprietaryProprietary
Choose Nano Banana Pro (Gemini 3 Pro Image) if…
  • No clear advantage on the data we hold.
Choose GPT-5.6 Terra if…
  • Costs less per token — $2.25 vs $4.50 blended
  • Larger context window (1.1M)
  • Newer model (released Jul 2026)
FAQ
Which is better, Nano Banana Pro (Gemini 3 Pro Image) or GPT-5.6 Terra?
We do not hold independently-run benchmark scores covering both Nano Banana Pro (Gemini 3 Pro Image) and GPT-5.6 Terra, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nano Banana Pro (Gemini 3 Pro Image) cheaper than GPT-5.6 Terra?
GPT-5.6 Terra is cheaper: $2.25 versus $4.50 per million tokens blended at 3:1 input:output. Input alone: $2.00 vs $1.00. Output alone: $12.00 vs $6.00.
What context windows do Nano Banana Pro (Gemini 3 Pro Image) and GPT-5.6 Terra have?
Nano Banana Pro (Gemini 3 Pro Image): 131,072 tokens. GPT-5.6 Terra: 1,050,000 tokens.
Who makes Nano Banana Pro (Gemini 3 Pro Image) and GPT-5.6 Terra?
Nano Banana Pro (Gemini 3 Pro Image) is made by Google. GPT-5.6 Terra is made by OpenAI.
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