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...
Model details →Google: Gemini 3.1 Flash Lite (batch) vs OpenAI: GPT-5.6 Luna (batch)
OpenAI: GPT-5.6 Luna (batch) wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
Model details →Side-by-side comparison
| Capability | Google: Gemini 3.1 Flash Lite (batch) | OpenAI: GPT-5.6 Luna (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.0M | 1.1M | 🏆 OpenAI: GPT-5.6 Luna (batch) |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.13 | $0.10 | 🏆 OpenAI: GPT-5.6 Luna (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.75 | $0.60 | 🏆 OpenAI: GPT-5.6 Luna (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Google: Gemini 3.1 Flash Lite (batch) better than OpenAI: GPT-5.6 Luna (batch)?
OpenAI: GPT-5.6 Luna (batch) wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Google: Gemini 3.1 Flash Lite (batch) and OpenAI: GPT-5.6 Luna (batch)?
Input: $0.13 vs $0.10 per 1M tokens. Output: $0.75 vs $0.60 per 1M tokens.
What context windows do Google: Gemini 3.1 Flash Lite (batch) and OpenAI: GPT-5.6 Luna (batch) support?
Google: Gemini 3.1 Flash Lite (batch) supports up to 1.0M tokens. OpenAI: GPT-5.6 Luna (batch) supports up to 1.1M tokens.
Do both Google: Gemini 3.1 Flash Lite (batch) and OpenAI: GPT-5.6 Luna (batch) support tool calling?
Google: Gemini 3.1 Flash Lite (batch): yes. OpenAI: GPT-5.6 Luna (batch): yes.
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