GPT-6 Astra

openai/gpt-6-astra

GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...

InputFileImageText
OutputText
Input / Outputclub$10.6 / $53per 1M tokens · USD
Context window1.1Mtoken
Maximum output128Ktoken

Pricing

Current model usage rates. Choose your plan to see its published prices.

Pricing
UsagePricing
InputUS$10.6/ 1M token
InputInput length ≥ 272,001 tokensUS$21.2/ 1M token
Cache readUS$1.06/ 1M token
Cache readInput length ≥ 272,001 tokensUS$2.12/ 1M token
Cache writeUS$13.25/ 1M token
Cache writeInput length ≥ 272,001 tokensUS$26.5/ 1M token
OutputUS$53/ 1M token
OutputInput length ≥ 272,001 tokensUS$79.5/ 1M token

Membership and model usage are billed separately. Compare plans

Capabilities

Input
FileImageText
Output
Text
Context window
1,050,000 token
Maximum output
128,000 token
Reasoning
max · xhigh · high · medium · low

Providers

Model supply available through Vecbase.

Via OpenRouter

Access is subject to your account’s permissions and model availability.

Frequently asked questions

What is GPT-6 Astra, and who develops it?

GPT-6 Astra is a model from OpenAI. Its model ID on Vecbase is openai/gpt-6-astra. GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...

How much does GPT-6 Astra cost on Vecbase?

For GPT-6 Astra, the Club plan lists USD 10.6 per 1 million input tokens and USD 53 per 1 million output tokens, as of 10/22/2026, 9:28:00 PM UTC. See the pricing table for cache rates, input-length tiers and other usage types. Membership fees are separate.

How many tokens fit in GPT-6 Astra’s context window?

GPT-6 Astra has a context window of 1,050,000 tokens. Input and output must fit within the limits of the API you use.

What is the maximum output length for GPT-6 Astra?

GPT-6 Astra can generate up to 128,000 tokens per response. Your API or request settings may set a lower limit.

Can GPT-6 Astra call tools in an agent workflow?

Yes. GPT-6 Astra supports tool calling. Your application provides the tool definitions and runs the tools the model requests.

Does GPT-6 Astra support structured outputs?

Yes. GPT-6 Astra supports structured output. Set the required format in your API request and check the returned data before using it.

Which input and output formats does GPT-6 Astra support?

GPT-6 Astra accepts File, Image, and Text and produces Text.

Which providers make GPT-6 Astra available through Vecbase?

Vecbase offers GPT-6 Astra through OpenRouter. Availability may vary by provider.

Which model ID should an agent use to request GPT-6 Astra?

Use openai/gpt-6-astra as the model identifier for GPT-6 Astra. See Vecbase’s API documentation for authentication, required inputs and supported request formats.

Which reasoning settings are listed for GPT-6 Astra?

GPT-6 Astra supports these reasoning levels: max, xhigh, high, medium, and low. Available options depend on your API.

What does an agent need to access GPT-6 Astra through Vecbase?

To use GPT-6 Astra, you need an authenticated account with the required permissions, sufficient balance and the relevant capability enabled. See the documentation for setup.

Is a release date available for GPT-6 Astra?

We do not yet have a confirmed release date for GPT-6 Astra.

Which models can I compare with GPT-6 Astra on Vecbase?

You can compare GPT-6 Astra with GPT Mini Latest (openai/gpt-mini-latest), GPT-5.5 (openai/gpt-5.5), and GPT-5.6 Luna (openai/gpt-5.6-luna). Check their capabilities and prices to find the best fit for your task.