Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.
Model details →Google: Gemini 3.8 Flash vs OpenAI: GPT-4o Audio
Google: Gemini 3.8 Flash wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
The gpt-4o-audio-preview model adds support for audio inputs as prompts. This enhancement allows the model to detect nuances within audio recordings and add depth to generated user experiences. Audio outputs are currently not supported. Aud…
Model details →Side-by-side comparison
| Capability | Google: Gemini 3.8 Flash | OpenAI: GPT-4o Audio | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.0M | 128K | 🏆 Google: Gemini 3.8 Flash |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.75 | $2.50 | 🏆 Google: Gemini 3.8 Flash |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $3.75 | $10.00 | 🏆 Google: Gemini 3.8 Flash |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | — | 🏆 Google: Gemini 3.8 Flash |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 Google: Gemini 3.8 Flash |
Frequently asked questions
Is Google: Gemini 3.8 Flash better than OpenAI: GPT-4o Audio?
Google: Gemini 3.8 Flash wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Google: Gemini 3.8 Flash and OpenAI: GPT-4o Audio?
Input: $0.75 vs $2.50 per 1M tokens. Output: $3.75 vs $10.00 per 1M tokens.
What context windows do Google: Gemini 3.8 Flash and OpenAI: GPT-4o Audio support?
Google: Gemini 3.8 Flash supports up to 1.0M tokens. OpenAI: GPT-4o Audio supports up to 128K tokens.
Do both Google: Gemini 3.8 Flash and OpenAI: GPT-4o Audio support tool calling?
Google: Gemini 3.8 Flash: yes. OpenAI: GPT-4o Audio: yes.