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gemini-3-flash-preview vs gpt-5.1

gemini-3-flash-preview is cheaper on output tokens, while gemini-3-flash-preview offers a larger context window. Choose gemini-3-flash-preview or gpt-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Specgemini-3-flash-previewgpt-5.1
Provider302.AI302.AI
Input / 1M tokens$0.50$1.25
Output / 1M tokens$3.00$10.00
Context window1M400K
Parameters
Open weightsNoNo
ReleasedDec 2025Nov 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.