Gemini 3.7 Flash vs GPT-5.2: Specs & Benchmark Comparison
Gemini 3.7 Flash is developed by Google, while GPT-5.2 comes from OpenAI. GPT-5.2 was released in December 2025, and Gemini 3.7 Flash followed 8 months later in August 2026.
We have 18 benchmark results for Gemini 3.7 Flash and 24 benchmark results for GPT-5.2, but they overlap on a single test: CharXiv-R, where Gemini 3.7 Flash scores 88.7% against 82.1%.
Gemini 3.7 Flash is the cheaper API at $0.75 per million input tokens and $3.75 per million output tokens, roughly 2 times cheaper than GPT-5.2 at $1.50 and $6. Gemini 3.7 Flash takes the larger context window at 1M tokens, compared with 256K for GPT-5.2. Gemini 3.7 Flash accepts text and images as input, while GPT-5.2 accepts text, images, audio, and video.
| Characteristic | Gemini 3.7 Flash | GPT-5.2 |
|---|---|---|
| Company | OpenAI | |
| Release Date | August 13, 2026 | December 10, 2025 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | 256K |
| Context (output) | 66K | 128K |
| Input Price / 1M | $0.75 | $1.50 |
| Output Price / 1M | $3.75 | $6.00 |
| Average Score | 59.8% | 78.2% |
| Benchmarks | ||
| CharXiv-R | 88.7% | 82.1% |
Visual Benchmark Comparison
Verdict
Gemini 3.7 Flash leads in 3 out of 4 comparison categories.
Both models show comparable average scores: Gemini 3.7 Flash — 0.6, GPT-5.2 — 0.8.
Gemini 3.7 Flash is 1.7x cheaper: input $0.75/1M vs $1.50/1M tokens.
Gemini 3.7 Flash supports a larger context: 1M vs 256K tokens.
Gemini 3.7 Flash is newer: released 8/13/2026 vs 12/10/2025.
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Frequently Asked Questions
Which is better for coding — Gemini 3.7 Flash or GPT-5.2?
Which model is cheaper — Gemini 3.7 Flash or GPT-5.2?
Which has a larger context window — Gemini 3.7 Flash or GPT-5.2?
The Gemini 3.7 Flash and GPT-5.2 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3.7 Flash or GPT-5.2 page. See also the complete list of AI model comparisons.