# GPT-5.6 API prices

GPT-5.6 (gpt-sol) — 1.1M context, 128k max output.
2 metered per-token offers from 2 provider(s), in USD per 1M tokens.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| Xpersona | $1.5 | $12 | $0.15 | 372k |
| OpenAI | $4 | $20 | $0.4 | 1.1M |

## Summary

- Cheapest input: $1.5 per 1M tokens (Xpersona)
- Cheapest output: $12 per 1M tokens (Xpersona)
- First-party: $20 per 1M output tokens (OpenAI)
- Free offers: none
- Subscription plans (not per-token): none
- Released: 2026-07-09
- Inputs: image, pdf, text

HTML page: https://llmprice.gitlab.io/models/gpt-5-6/
Full dataset: https://llmprice.gitlab.io/data/catalog.json