Gemini 2.5 Flash vs GPT-4o Mini
Side-by-side comparison of Gemini 2.5 Flash by Google and GPT-4o Mini by OpenAI on the 1vy AI gateway. Both models are accessible through a single OpenAI-compatible API key.
Pricing comparison
| Gemini 2.5 Flash | GPT-4o Mini | |
|---|---|---|
| Provider | OpenAI | |
| Input / 1M tokens | $0.345 | $0.1726 |
| Output / 1M tokens | $2.88 | $0.69 |
Which is cheaper?
GPT-4o Mini has cheaper input tokens ($0.1726/1M). GPT-4o Mini has cheaper output tokens ($0.69/1M). Choose based on your workload's input/output ratio — chat/generation workloads usually favor cheaper output, while summarization/classification favors cheaper input.
One API key for both
On 1vy, switching between Gemini 2.5 Flash and GPT-4o Mini is a one-parameter change in your OpenAI SDK call. No separate provider accounts, no separate billing. Sign up at 1vy.ai/register for $1 free credit to test both models.
More comparisons: Gemini 2.5 Flash details · GPT-4o Mini details · full catalog