Gemini 3.1 Flash Lite vs GPT-5 Image
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Gemini 3.1 Flash Lite and GPT-5 Image.
Gemini 3.1 Flash Lite
Gemini 3.1 Flash Lite is Google’s GA high-efficiency multimodal model optimized for low-latency, high-volume workloads. It supports text, image, video, audio, and PDF inputs, and is designed for lightweight agentic...
GPT-5 Image
[GPT-5](https://openrouter.ai/openai/gpt-5) Image combines OpenAI's GPT-5 model with state-of-the-art image generation capabilities. It offers major improvements in reasoning, code quality, and user experience while incorporating GPT Image 1's superior instruction following,...
Technical Specifications
| Specification | Gemini 3.1 Flash Lite | GPT-5 Image |
|---|---|---|
| Provider | OpenAI | |
| Context Window | 1,048,576 tokens | 400,000 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-05-07 | 2025-10-14 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 3.1 Flash Lite
$0.25
GPT-5 Image
$10.00
Output Price per Million Tokens
Gemini 3.1 Flash Lite
$1.50
GPT-5 Image
$10.00
Want to test both models live?
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Gemini 3.1 Flash Lite Quirks & Gotchas
No developer gotchas reported.
GPT-5 Image Quirks & Gotchas
No developer gotchas reported.