# GPT-6 Astra Pro API prices

GPT-6 Astra Pro (gpt) — 1.1M context, 128k max output.
4 metered per-token offers from 4 provider(s), in USD per 1M tokens.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| Kilo Gateway | $10 | $50 | $1 | 1.1M |
| NanoGPT | $10 | $50 | $1 | 1.1M |
| OpenRouter | $10 | $50 | $1 | 1.1M |
| Venice AI | $12.5 | $62.5 | $1.25 | 1.1M |

## Summary

- Cheapest input: $10 per 1M tokens (Kilo Gateway)
- Cheapest output: $50 per 1M tokens (Kilo Gateway)
- First-party: not listed separately
- Free offers: none
- Subscription plans (not per-token): none
- Released: 2026-09-04
- Inputs: image, pdf, text

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