All modelsCalculate what your real prompts cost on GPT-6 Astra
GPT-6 Astra
OpenAI model, released 4 Sept 2026.
$10.00
per 1M input tokens
$50.00
per 1M output tokens
$1.00
per 1M cached-read tokens
Price history
Price stable since we started tracking (5 Sept 2026). History will chart here as soon as it moves.
Specifications
- Lab
- OpenAI
- Released
- 4 Sept 2026
- Context window
- 1.1M tokens
- Max output
- 128k tokens
- Input modalities
- file, image, text
- Output modalities
- text
- Knowledge cutoff
- —
- Open source
- No
Benchmarks
| Benchmark | Category | Score | As of |
|---|---|---|---|
| LMArena (Chatbot Arena) | coding | 1489 (1477.3–1500.7) | 13 Oct 2026 |
| LMArena (Chatbot Arena) | overall | 1442.1 (1435.7–1448.4) | 13 Oct 2026 |
LMArena (Chatbot Arena) data © their authors, CC-BY-4.0
Frequently asked questions
How much does GPT-6 Astra cost?
GPT-6 Astra costs $10.00 per 1M input tokens and $50.00 per 1M output tokens (list price, updated every 6 hours).
What is GPT-6 Astra's context window?
GPT-6 Astra supports a 1.1M-token context window with up to 128k output tokens.