token.app › Compare › o3 Pro (batch) vs Gemini 3.6 Flash

o3 Pro (batch) vs Gemini 3.6 Flash

Gemini 3.6 Flash is 5.8× cheaper per token on a blended 3:1 basis. Gemini 3.6 Flash accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
o3 Pro (batch)Gemini 3.6 Flash
ProviderOpenAIGoogle
Input $/1M$10.00$1.50
Output $/1M$40.00$7.50
Blended $/1M$17.50$3.00
Context window200K1.0M
Max output100K66K
ReleasedJun 2025Jul 2026
LicenceProprietaryProprietary
Choose o3 Pro (batch) if…
  • No clear advantage on the data we hold.
Choose Gemini 3.6 Flash if…
  • Costs less per token — $3.00 vs $17.50 blended
  • Larger context window (1.0M)
  • Newer model (released Jul 2026)
FAQ
Which is better, o3 Pro (batch) or Gemini 3.6 Flash?
We do not hold independently-run benchmark scores covering both o3 Pro (batch) and Gemini 3.6 Flash, so we make no quality claim. Their pricing and specifications are compared on this page.
Is o3 Pro (batch) cheaper than Gemini 3.6 Flash?
Gemini 3.6 Flash is cheaper: $3.00 versus $17.50 per million tokens blended at 3:1 input:output. Input alone: $10.00 vs $1.50. Output alone: $40.00 vs $7.50.
What context windows do o3 Pro (batch) and Gemini 3.6 Flash have?
o3 Pro (batch): 200,000 tokens. Gemini 3.6 Flash: 1,048,576 tokens.
Who makes o3 Pro (batch) and Gemini 3.6 Flash?
o3 Pro (batch) is made by OpenAI. Gemini 3.6 Flash is made by Google.
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