AI Desk · Model IdentityNew arrival
This entry is a serving variant of OpenAI: GPT-6 Astra. A variant shares its base model's tokenizer by construction, so the measurement lives on the base record and this page inherits it.
| Signal | Result | Reference |
|---|---|---|
| Tokenizer signature | Not measured | – |
| API surface | Identical contract to 1 other entry | api_1db69556 |
| Context and output | 1,050,000 context · 128,000 max output | declared |
| Reasoning contract | Mandatory · efforts max, xhigh, high, medium, low · default medium | declared |
| Serving providers observed | None recorded yet | – |
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...
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
defaults: {}
Cite this page as the evidence record for OpenAI: GPT-6 Astra (batch): the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings.
