GPT-6 Astra Pro

OpenAI · openai/gpt-6-astra-pro

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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. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode

GPT-6 Astra Pro ranks #331 of 348 models in the default AI Benchmark Hub order (quality first, then cost). At $30.00 blended per million tokens, it is cheaper than 3% of models with published API pricing. Its 1,050,000-token context window is 4.0× the catalog median (262,144 tokens).

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Context

Max context: 1050000
Max output: 128000

Pricing

Input / 1M: 10.00
Output / 1M: 50.00
Blend / 1M: 30.00

Quality

Quality index:

Provider

Provider: OpenAI
Moderated: yes

Monthly cost at this blended rate

Estimated API spend if every token is billed at $30.00per million (the blend of this model's input and output prices). Real bills depend on the input/output mix.

Tokens / monthEst. cost (USD)
1,000,000$30.00
10,000,000$300.00
100,000,000$3000.00

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