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openai · chat model

Try GPT-6 Astra onlinenew

openai/gpt-6-astra

Added to OpenRouter: 4 Sept 2026

Tracking since: · Specs updated:

Use GPT-6 Astra in your browser. Explore pricing and capabilities below, or start a chat in OpenCraft.

Input price$5.00per M tokenscheaper than 4% of chat models
Output price$25.00per M tokenscheaper than 5% of chat models
Cache read$0.50per M tokens
Context window1.1Mtokensof the largest window in the catalog (10M)

GPT-6 Astra pricing: what a turn costs

Estimates from the published token rates above — real turns vary with tool calls and transcript length.

  • Quick answer2K tokens in, 600 out$0.025
  • 10-slide deck build60K tokens in, 9K out$0.525
  • 150-page PDF read200K tokens in, 4K out$1.10

Specs and listed prices from OpenRouter. Actual usage cost depends on the serving provider.

How to use GPT-6 Astra

  1. Select “Try GPT-6 Astra online” to open OpenCraft with this model selected.
  2. Sign in or create an account if prompted.
  3. Type a question or describe a task, then send your message.

To compare answers, start a separate chat with another model and use the same prompt.

GPT-6 Astra capabilities

tool-usevisionreasoning

file, image, text in → text out

Create with OpenCraft

See example outputs and find a workflow for your next project.

Create an editable presentation with AIHow to generate a report with AIHow to generate a spreadsheet with formulas you can check

Compare GPT-6 Astra with other models

Related earlier models and recent alternatives at similar token prices. Compare the specs; prices alone do not measure answer quality.

GPT-6 Astra vs Claude Fable 5.1GPT-6 Astra vs Muse Spark 1.3GPT-6 Astra vs Qwen3.8 Max (0902)GPT-6 Astra vs GLM 5.3