GPT-6 Astra API Pricing
OpenAI · released 2026-09-04
Also searched as: GPT 6 Astra pricing · 6 Astra price
GPT-6 Astra price
1.00¢ / 1K
5.00¢ / 1K
2.00¢ / 1K
Higher rates apply above a context threshold; see the official site
Official list price from OpenAI, as recorded by models.dev
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | $0.0200 |
| RAG query | 4,000 in / 500 out | $0.0650 |
| Long document summary | 50,000 in / 1,000 out | $0.5500 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.4000 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $600.00 |
Cost = (input tokens ÷ 1,000,000 × $10.00) + (output tokens ÷ 1,000,000 × $50.00).
Benchmarks
| Benchmark | Value | Source | As of |
|---|---|---|---|
| Epoch Capabilities Index (ECI) | 169.1 | epoch | 2026-09-03 |
| Epoch Mock AIME accuracy | 100.0% | epoch | 2026-09-03 |
| Epoch FrontierMath (T1–3) accuracy | 93.7% | epoch | 2026-09-03 |
| Arena text rating | 1476 | arena | 2026-10-28 |
| Arena coding rating (human preference votes, not task accuracy) | 1542 | arena | 2026-10-28 |
| Arena math rating | 1489 | arena | 2026-10-28 |
| Arena WebDev rating | 1773 | arena | 2026-10-28 |
LiveBench
Shown on this model page only — LiveBench data never appears in any leaderboard, comparison table or structured data on this site.
| LiveBench metric | Value | As of |
|---|---|---|
| LiveBench Global Average | 82.2 | 2026-06-25 |
| LiveBench Reasoning | 92.7 | 2026-06-25 |
| LiveBench Coding | 80.4 | 2026-06-25 |
| LiveBench Agentic Coding | 57.3 | 2026-06-25 |
| LiveBench Mathematics | 96.8 | 2026-06-25 |
| LiveBench Data Analysis | 83.0 | 2026-06-25 |
| LiveBench Language | 89.4 | 2026-06-25 |
| LiveBench Instruction Following | 75.6 | 2026-06-25 |
LiveBench leaderboard (livebench.ai, github.com/LiveBench/new-livebench), CC BY-SA 4.0 — livebench.ai · github.com/LiveBench/new-livebench · CC BY-SA 4.0
Similar ECI, lower price
| Model | ECI | Blended $/1M |
|---|---|---|
| GPT-6.1 Terra | 167.8 | $2.00 |
| Claude Sonnet 5.5 | 166.2 | $4.00 |
| GPT-6.1 Sol | 168.9 | $4.00 |
| Gemini 4 Argon | 166.4 | $4.00 |
| Claude Opus 5.5 | 168.4 | $8.00 |
More from OpenAI
| Model | Released | Blended $/1M |
|---|---|---|
| GPT-6.1 Terra | 2026-10-26 | $2.00 |
| GPT-6.1 Sol | 2026-09-29 | $4.00 |
| GPT-6 Sol | 2026-09-22 | $4.00 |
| GPT-6 Luna | 2026-09-22 | $0.20 |
| GPT-Live 1 | 2026-09-10 | — |
| GPT Image 2.5 Sunburst | 2026-09-08 | $11.25 |
| GPT Image 2.5 Flare | 2026-09-08 | $11.25 |
| GPT-6 Astra (Fast) | 2026-09-04 | — |
Count tokens & estimate cost for GPT-6 Astra See GPT-6 Astra on the leaderboard
Prices: OpenAI's official list price as recorded by models.dev; benchmarks: see sources below; last synced 2026-11-06.
FAQ
Who develops GPT-6 Astra?
GPT-6 Astra is developed by OpenAI, released 2026-09-04.
How much does GPT-6 Astra cost per million tokens?
GPT-6 Astra costs $10.00 per 1M input tokens and $50.00 per 1M output tokens ($20.00 blended), per OpenAI's official list price as recorded by models.dev.
What is the GPT-6 Astra API price?
The GPT-6 Astra API price is $10.00 per 1M input tokens and $50.00 per 1M output tokens ($20.00 per 1M blended).
How much does GPT-6 Astra cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about $0.0200 on GPT-6 Astra, at $10.00/1M input and $50.00/1M output.
Is GPT-6 Astra free?
GPT-6 Astra's official API list price is $10.00 per 1M input tokens and $50.00 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check OpenAI's site for those.
How does GPT-6 Astra rank on benchmarks?
GPT-6 Astra scores 169.1 on the Epoch Capabilities Index (ECI), ranking #1 of 107 models we track with a published ECI score.
Is there a cheaper model with a similar ECI to GPT-6 Astra?
Yes — GPT-6.1 Terra scores a similar ECI (167.8) at $2.00/1M blended, versus $20.00/1M for GPT-6 Astra.
Where does this data come from?
Pricing for GPT-6 Astra comes from models.dev and LiteLLM (open MIT-licensed catalogs); benchmark scores come from Epoch AI and LMArena (open CC BY 4.0 licenses); LiveBench scores (below) are CC BY-SA 4.0 — see /data-sources/. Last synced 2026-11-06.