Most reliable GPT-5 API providers
2 providers host GPT-5. Most reliable over the last 30 minutes is OpenAI at 99.96% uptime.
What would GPT-5 cost you?
Input tokens / month150M
Output tokens / month30M
Projected monthly cost = (input price × 150M) + (output price × 30M). Drag the sliders to match your actual workload; the chart re-ranks live.
| # | Host | Context | Input $/MTok | Output $/MTok | Blended | Uptime 30m | Quant |
|---|---|---|---|---|---|---|---|
| 1 | OpenAI | 400k | $1.25 | $10.00 | $2.71 | 99.96% | — |
| 2 | Azure | 400k | $1.25 | $10.00 | $2.71 | 99.25% | — |