Gemini 3 Pro vs Gemini 3.7 Flash: Specs & Benchmark Comparison

Gemini 3 Pro and Gemini 3.7 Flash both come from Google, Gemini 3 Pro was released in November 2025, and Gemini 3.7 Flash followed 9 months later in August 2026.

We have 3 benchmark results for Gemini 3 Pro and 18 benchmark results for Gemini 3.7 Flash, but they were measured on different benchmarks, so there is no like-for-like scoreboard.

Gemini 3.7 Flash is the cheaper API at $0.75 per million input tokens and $3.75 per million output tokens, roughly 3 times cheaper than Gemini 3 Pro at $2 and $12. Both accept a context window of about 1M tokens. Gemini 3 Pro accepts text, images, audio, and video as input, while Gemini 3.7 Flash accepts text and images.

CharacteristicGemini 3 ProGemini 3.7 Flash
CompanyGoogleGoogle
Release DateNovember 17, 2025August 13, 2026
Parameters
MultimodalYesYes
Context (input)1.0M1.0M
Context (output)66K66K
Input Price / 1M$2.00$0.75
Output Price / 1M$12.00$3.75
Average Score94.7%59.8%

Verdict

Gemini 3.7 Flash leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Gemini 3 Pro — 0.9, Gemini 3.7 Flash — 0.6.

API Cost

Gemini 3.7 Flash is 3.1x cheaper: input $0.75/1M vs $2.00/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

Gemini 3.7 Flash is newer: released 8/13/2026 vs 11/17/2025.

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Frequently Asked Questions

Which is better for coding — Gemini 3 Pro or Gemini 3.7 Flash?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Gemini 3 Pro or Gemini 3.7 Flash?
Gemini 3.7 Flash is cheaper for input: $0.75 per 1M tokens vs $2.00.
Which has a larger context window — Gemini 3 Pro or Gemini 3.7 Flash?
Gemini 3 Pro supports a larger context: 1,048,576 tokens vs 1,048,576.

The Gemini 3 Pro and Gemini 3.7 Flash comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3 Pro or Gemini 3.7 Flash page. See also the complete list of AI model comparisons.