Providers / OpenAI / GPT-6 Astra
GPT-6 Astra API Cost Calculator
GPT-6 Astra costs $10 per 1M input tokens and $50 per 1M output tokens at official OpenAI API prices, verified 2026-10-24. Estimate your own usage below — the calculator is preset to this model.
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Cost per call
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Estimated monthly cost
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GPT-6 Astra price facts
| Input | $10 per 1M tokens |
|---|---|
| Output | $50 per 1M tokens |
| Cached input | $1 per 1M tokens |
| Batch tier | Not published |
| Context window | 1,050,000 tokens |
| Released | 2026-09-03 |
| Price verified | 2026-10-24 · source |
What GPT-6 Astra costs in practice
| Workload | Per call | Per month |
|---|---|---|
| Chat assistant 2,000 input / 500 output tokens per call, 10,000 calls a month | $0.045 | $450.00 |
| Document processing 50,000 input / 2,000 output tokens per call, 1,000 calls a month | $0.6 | $600.00 |
| Agent loop with prompt caching 10,000 fresh input / 100,000 cached input / 2,000 output tokens per call, 500 calls a month | $0.3 | $150.00 |
Frequently asked questions
How much does GPT-6 Astra cost per month?
It depends entirely on token volume. As worked examples: a chat assistant doing 10,000 calls a month costs $450.00, while a document pipeline doing 1,000 long calls costs $600.00. Use the calculator above with your own numbers for an exact figure.
Is GPT-6 Astra cheaper than GPT-6 Luna?
At a blended workload of 1M input and 250K output tokens, GPT-6 Astra costs $22.50 and GPT-6 Luna costs $0.225 — so GPT-6 Luna is cheaper at this mix. The answer can flip if your workload is mostly output or mostly cached input, which is exactly what the calculator is for.
Does GPT-6 Astra have batch or caching discounts?
No published batch rate in our sources. Cached input is billed at $1 per 1M tokens.Prices verified 2026-10-24.