Gemini 2.5 Flash vs GPT-5
Gemini 2.5 Flash is cheaper on input ($0.30 vs $10.00 per 1M tokens), Gemini 2.5 Flash has the larger context window (1M).
| Spec | Gemini 2.5 Flash | GPT-5 |
|---|---|---|
| Provider | OpenAI | |
| Modality | Text + Vision | Text + Vision |
| Context window | 1Mbest | 256K |
| Input / 1M | $0.30best | $10.00 |
| Output / 1M | $1.20best | $30.00 |
| Released | Sep 2025 | Dec 2025 |
| Best for | High-volume / cheap, Chat / Assistant, Image / Vision | Chat / Assistant, Code generation, Image / Vision |
FAQ
- Is Gemini 2.5 Flash cheaper than GPT-5?
- Gemini 2.5 Flash is cheaper, at $0.30 per 1M input tokens versus $10.00.
- Which has the larger context window, Gemini 2.5 Flash or GPT-5?
- Gemini 2.5 Flash has the larger context window at 1M tokens.