Gemini 3.7 Flash vs o4-mini
Gemini 3.7 Flash significantly outperforms across most benchmarks. Gemini 3.7 Flash is 1.3x cheaper per token.
Google · OpenAI · Updated for 2026
Which is better?
Gemini 3.7 Flash outperforms in 1 benchmarks (CharXiv-R), while o4-mini is better at 0 benchmarks. Gemini 3.7 Flash significantly outperforms across most benchmarks.
On price, Gemini 3.7 Flash is roughly 1.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 3.7 Flash also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Gemini 3.7 Flash
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- cost matters — it's about 1.3x cheaper per token
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Aug 2026
Choose o4-mini
- you want predictable pricing at $1.10/M input and $4.40/M output
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3.7 Flash outperforms in 1 benchmarks (CharXiv-R), while o4-mini is better at 0 benchmarks.
Gemini 3.7 Flash significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3.7 Flash ($0.75/1M tokens) is 1.5x cheaper than o4-mini ($1.10/1M tokens).
For output processing, Gemini 3.7 Flash ($3.75/1M tokens) is 1.2x cheaper than o4-mini ($4.40/1M tokens).
In conclusion, o4-mini is more expensive than Gemini 3.7 Flash.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3.7 Flash accepts 1,048,576 input tokens compared to o4-mini's 200,000 tokens. o4-mini can generate longer responses up to 100,000 tokens, while Gemini 3.7 Flash is limited to 65,536 tokens.
Input Capabilities
Supported data types and modalities
Both Gemini 3.7 Flash and o4-mini support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Gemini 3.7 Flash
o4-mini
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Gemini 3.7 Flash was released on 2026-08-13, while o4-mini was released on 2025-04-16.
Gemini 3.7 Flash is 16 months newer than o4-mini.
Aug 13, 2026
1 weeks ago
1.3yr newerApr 16, 2025
1.4 years ago
Knowledge Cutoff
When training data ends
Gemini 3.7 Flash has a knowledge cutoff of 2026-03-31, while o4-mini has a cutoff of 2024-05-31.
Gemini 3.7 Flash has more recent training data (up to 2026-03-31), making it potentially better informed about events through that date compared to o4-mini (2024-05-31).
Mar 2026
1.8 yr newerMay 2024
Provider Availability
Gemini 3.7 Flash is available from Google. o4-mini is available from OpenAI.
Gemini 3.7 Flash
o4-mini
Outputs Comparison
Judge for yourself.
Run your own prompts against Gemini 3.7 Flash and o4-mini side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemini 3.7 Flash vs o4-mini.