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GPT-5 vs GPT-5 mini
OpenAI vs OpenAI — head-to-head specs and pricing.
OpenAI
GPT-5
OpenAI's flagship general-purpose model.
GPT-5 is OpenAI's flagship LLM — strong reasoning, tool use, vision, and JSON mode. Drop-in for anything you'd use GPT-4o for.
OpenAI
GPT-5 mini
Fast, cheap, still smart.
GPT-5 mini is a smaller variant of GPT-5 optimized for throughput and cost. Great default for chat and classification.
| Spec | GPT-5 | GPT-5 mini |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input cost / 1M tokens | $3.00 | $0.18 |
| Output cost / 1M tokens | $12.00 | $0.72 |
| Context window | 256,000 tokens | 128,000 tokens |
| Max output tokens | 16,000 | 8,000 |
| Streaming support | ✓ | ✓ |
| Tool calling | ✓ | ✓ |
| Vision input | ✓ | ✓ |
| JSON mode | ✓ | ✓ |
| Status | ACTIVE | ACTIVE |
Use both via OneAPIKey — one key, one bill
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