GPT 6 Astra Pro
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.
text + image + file → text · made by OpenAI
Sold by 14 ways
| Seller | Lane | Rate |
|---|---|---|
| Nous Research 3 ways | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache write | |
| Nous Research aggregator | batch | $5per Mtok in$25per Mtok out$0.5per Mtok cached$6.25per Mtok cache writeinference-api.nousresearch.com · read 2026-09-20 |
| Nous Research aggregator | standard | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache writeinference-api.nousresearch.com · read 2026-09-20 |
| Nous Research aggregator | fast | $20per Mtok in$100per Mtok out$2per Mtok cached$25per Mtok cache writeinference-api.nousresearch.com · read 2026-09-20 |
| OpenRouter 8 ways | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache write | |
| OpenRouter aggregator | batch | $5per Mtok in$25per Mtok out$0.5per Mtok cached$6.25per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | openai/flex | $5per Mtok in$25per Mtok out$0.5per Mtok cached$6.25per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | standard | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | azure | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | openai | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | azure/us | $11per Mtok in$55per Mtok out$1.1per Mtok cached$13.75per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | openai/fast | $20per Mtok in$100per Mtok out$2per Mtok cached$25per Mtok cache writeopenrouter.ai · read 2026-09-20 |
| OpenRouter aggregator | openai/ultrafast | $60per Mtok in$300per Mtok out$6per Mtok cached$75per Mtok cache writeopenrouter.ai · read 2026-09-30 |
| Venice AI aggregator | standard | $10per Mtok in$50per Mtok out$1per Mtok cached$12.5per Mtok cache writemodels.dev · read 2026-10-31 |
| kilo 0 ways | $10per Mtok in$50per Mtok out$1per Mtok cached | |
| kilo aggregatornot on the seller's list today | standard | $10per Mtok in$50per Mtok out$1per Mtok cachedmodels.dev · read 2026-09-05 |
| nano-gpt 0 ways | $10per Mtok in$50per Mtok out$1per Mtok cached | |
| nano-gpt aggregatornot on the seller's list today | standard | $10per Mtok in$50per Mtok out$1per Mtok cachedmodels.dev · read 2026-09-05 |
About
GPT 6 Astra Pro — a text model from OpenAI, sold by 3 companies from $10 in and $50 out per million tokens.
It takes text, images and files and returns text, with a context window of 1,050,000 tokens. It was published in September 2026, trained on material up to April 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under chat. Three companies sell it. The cheapest is $10 in and $50 out per million tokens at Nous Research. Beside the standard rate there are batch, faster, separately routed, regional and flex lanes.
Every current figure
- Maker
- OpenAI
- Register
- model
- Takes
- text + image + file
- Returns
- text
- Context
- 1,050,000 tokens
- Longest answer
- 128,000 tokens
- Published
- September 2026
- Knowledge to
- April 2026
- Licence
- not read
- Sellers
- 3
- Maker's own price
- not read
- Price
- $10 in and $50 out per million tokens — Nous Research
Known as 1 name
openai/gpt-6-astra-pro