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OpenAI
GPT-6 Astra
gpt-6-astra
Flagship1.05M ctx128K out
Pricing (USD per 1M tokens)
| Group | Input | Output | Cache write | Cache read |
|---|---|---|---|---|
| OpenAI list price | $10 | $50 | $10 | $1 |
| Official · 0.85× | $8.5 | $42.5 | $8.5 | $0.85 |
OpenAI charges no cache-write surcharge: a cache write costs the normal input price. Cache read is the cached-input price.
Capabilities
- Chat
- Function calling
- Reasoning
- Prompt caching