GPT-6 Astra Pro pricing & benchmarks
GPT-6 Astra Pro is available from OpenAI at $10.00 per million input tokens and $50.00 per million output tokens ($20.00 blended at 3:1). It accepts up to 1,050,000 tokens of context. GPT-6 Astra Pro is the same underlying model as [GPT-6 Astra](https://openrouter.ai/openai/gpt-6-astra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
Pricing
Per million tokens · OpenRouter
Input$10.00
Output$50.00
Blended (3:1)$20.00
Specification
openai/gpt-6-astra-pro
Context window1.1M
Max output128K
ReleasedSep 2026
LicenceProprietary
Modalitiesin:text, in:image, in:file, out:text
No independently-run benchmark scores are published for GPT-6 Astra Pro yet. We show nothing rather than reprinting an unverified figure.
Where to run GPT-6 Astra Pro
6 options across 2 providers · 12× between cheapest and dearest. Blended at 3:1. ⚠ marks an option serving less context than the best available, or re-pricing above a prompt-length threshold. Bracketed labels are the provider's own service tier or region.
| Host | Blended $/1M | In / Out | Context | Uptime 24h |
|---|---|---|---|---|
| OpenAI (flex) ⚠ re-prices above 272K prompt tokens ($10.00/$37.50) |
$10.00 | $5.00 / $25.00 | 1.1M | 100.0% |
| Azure ⚠ re-prices above 272K prompt tokens ($20.00/$75.00) |
$20.00 | $10.00 / $50.00 | 1.1M | 99.9% |
| OpenAI ⚠ re-prices above 272K prompt tokens ($20.00/$75.00) |
$20.00 | $10.00 / $50.00 | 1.1M | 99.6% |
| Azure (us) ⚠ re-prices above 272K prompt tokens ($22.00/$82.50) |
$22.00 | $11.00 / $55.00 | 1.1M | — |
| OpenAI (fast) ⚠ re-prices above 272K prompt tokens ($40.00/$150.00) |
$40.00 | $20.00 / $100.00 | 1.1M | — |
| OpenAI (ultrafast) ⚠ re-prices above 272K prompt tokens ($120.00/$450.00) |
$120.00 | $60.00 / $300.00 | 1.1M | — |
Host prices and uptime from OpenRouter, synced 2026-10-22.
Compare GPT-6 Astra Pro
FAQ
How much does GPT-6 Astra Pro cost?
GPT-6 Astra Pro costs $10.00 per million input tokens and $50.00 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $20.00 per million tokens.
What is GPT-6 Astra Pro's context window?
GPT-6 Astra Pro accepts up to 1,050,000 tokens of context, and can generate up to 128,000 output tokens.