Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool use performance with substantially lower latency than la…
Model details →Google: Gemini 3 Flash Preview vs OpenAI: GPT-3.5 Turbo Instruct
Google: Gemini 3 Flash Preview wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
This model is a variant of GPT-3.5 Turbo tuned for instructional prompts and omitting chat-related optimizations. Training data: up to Sep 2021.
Model details →Side-by-side comparison
| Capability | Google: Gemini 3 Flash Preview | OpenAI: GPT-3.5 Turbo Instruct | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.0M | 4K | 🏆 Google: Gemini 3 Flash Preview |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.50 | $1.50 | 🏆 Google: Gemini 3 Flash Preview |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $3.00 | $2.00 | 🏆 OpenAI: GPT-3.5 Turbo Instruct |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 Google: Gemini 3 Flash Preview |
| Vision input Accepts image inputs alongside text. | Yes | — | 🏆 Google: Gemini 3 Flash Preview |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 Google: Gemini 3 Flash Preview |
Frequently asked questions
Is Google: Gemini 3 Flash Preview better than OpenAI: GPT-3.5 Turbo Instruct?
Google: Gemini 3 Flash Preview wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Google: Gemini 3 Flash Preview and OpenAI: GPT-3.5 Turbo Instruct?
Input: $0.50 vs $1.50 per 1M tokens. Output: $3.00 vs $2.00 per 1M tokens.
What context windows do Google: Gemini 3 Flash Preview and OpenAI: GPT-3.5 Turbo Instruct support?
Google: Gemini 3 Flash Preview supports up to 1.0M tokens. OpenAI: GPT-3.5 Turbo Instruct supports up to 4K tokens.
Do both Google: Gemini 3 Flash Preview and OpenAI: GPT-3.5 Turbo Instruct support tool calling?
Google: Gemini 3 Flash Preview: yes. OpenAI: GPT-3.5 Turbo Instruct: not advertised.