GPT-6 Astra: price, plans and where it ranks
API price checked 2026-10-14; rankings checked 2026-10-15. Official sources only.
Plans that include GPT-6 Astra
| Plan | Monthly billing USD · CAD | Annual billing per month, or per year where that's all the provider lists USD · CAD | Models | Limits | Best for | Sources & checked |
|---|---|---|---|---|---|---|
| ChatGPT Plus Cheapest ChatGPT plan | US$20.00No official CAD price | No annual option listed | GPT-6.1 Sol, GPT-6 Astra, GPT-6 Sol, GPT-6 Luna, GPT-5.6 Sol/Terra/Luna, GPT-5 Thinking Mini | Expanded messages/uploads/deep research/Codex; 54K Instant / 256K reasoning context | Most power users | USD: learn.chatgpt.com CAD: – |
| ChatGPT Pro 100 | US$100.00No official CAD price | No annual option listed | All Plus models + Pro reasoning (GPT-6 Astra), expanded GPT-6.1 Sol | Pro usage tier; 128K Instant / 400K reasoning context; max deep research; unlimited* voice/images | Researchers/coders | USD: help.openai.com CAD: – |
| ChatGPT Pro 200 | US$200.00No official CAD price | No annual option listed | As Pro 100 | Higher Pro allowance; new subs get lower allowance than grandfathered (grandfathering ends 2026-10-29) | Heavy users | USD: help.openai.com CAD: – |
| ChatGPT Pro 500 | US$500.00No official CAD price | No annual option listed | As Pro + GPT-6 Astra/GPT-6.1 Sol Ultrafast | Highest Pro allowance; Ultrafast mode | Latency-sensitive power users | USD: help.openai.com CAD: – |
API price
| Input / 1M | Output / 1M | Cached input / 1M | Notes | Source |
|---|---|---|---|---|
| US$10.00 | US$50.00 | US$1.00 | Short ctx ≤272K; long ctx $20/$75; batch/flex 50% off | platform.openai.com 2026-10-14 |
Where GPT-6 Astra ranks
| Leaderboard | Rank | Score | Setting | Source |
|---|---|---|---|---|
| Arena Text (overall) | #30 | 1477±6 | Max | arena.ai, 2026-10-15 |
| Epoch Capabilities Index (ECI) | #2 | 166.41 | – | epoch.ai, 2026-10-15 |
| ARC-AGI-2 (semi-private) | – | 95.0 | Max | arcprize.org, 2026-10-15 |
| ARC-AGI-2 (semi-private) | – | 93.3 | XHigh | arcprize.org, 2026-10-15 |
| ARC-AGI-2 (semi-private) | – | 92.1 | High | arcprize.org, 2026-10-15 |
| ARC-AGI-2 (semi-private) | – | 92.1 | Medium | arcprize.org, 2026-10-15 |
| ARC-AGI-3 (semi-private) | – | 99.9 | High | arcprize.org, 2026-10-15 |
| ARC-AGI-3 (semi-private) | – | 98.6 | Max | arcprize.org, 2026-10-15 |
| ARC-AGI-3 (semi-private) | – | 98.4 | XHigh | arcprize.org, 2026-10-15 |
| ARC-AGI-3 (semi-private) | – | 98.4 | Medium | arcprize.org, 2026-10-15 |
| ARC-AGI-3 (semi-private) | – | 98.0 | Low | arcprize.org, 2026-10-15 |
| LiveBench 2.0 Reasoning | #2 | 92.7 | – | livebench.ai, 2026-10-15 |
| LiveBench 2.0 Coding | #7 | 93.7 | – | livebench.ai, 2026-10-15 |
| LiveBench 2.0 Overall | #3 | 86.1 | – | livebench.ai, 2026-10-15 |
Different tests, different scales: never compare scores across rows. All rankings explained.