Claude Fable 5 vs GPT-6 Astra
Price, context window & benchmark comparison
VS
Compare different models
Verdict: GPT-6 Astra scores higher on the Artificial Analysis Intelligence Index (52.7 vs 49.6). GPT-6 Astra has the larger context window (1.1M vs 1M).
| Claude Fable 5 | GPT-6 Astra | |
|---|---|---|
| Input price / 1M | $10.00 | $10.00 |
| Output price / 1M | $50.00 | $50.00 |
| Blended price (3:1) | $20.00 | $20.00 |
| Cached input / 1M | $1.00 | $1.00 |
| Context window | 1M | 1.1M |
| Max output | 128K | 128K |
| Intelligence index | 49.6 | 52.7 |
| Coding index | 76.5 | 76.9 |
| Providers | 6 | 6 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-06-09 | 2026-09-04 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Claude Fable 5 or GPT-6 Astra?
Claude Fable 5 and GPT-6 Astra are priced identically.
Claude Fable 5 vs GPT-6 Astra: which has a bigger context window?
Claude Fable 5: 1,000,000 tokens. GPT-6 Astra: 1,050,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Claude Fable 5 ≈ $45,000, GPT-6 Astra ≈ $45,000.
More comparisons
Claude Fable 5 vs GLM 5.3 PrimeClaude Fable 5 vs Qwen3.8 Max PrimeClaude Fable 5 vs Command A+Claude Fable 5 vs GPT-6 Luna ProClaude Fable 5 vs GPT-6 LunaClaude Fable 5 vs GPT-6 Sol ProClaude Fable 5 vs GPT-6 SolClaude Fable 5 vs Claude Opus 5.5Claude Fable 5 vs MiMo-V2.6-Pro-UltraSpeedClaude Fable 5 vs MiMo-V2.6-FlashClaude Fable 5 vs Grok 4.7Claude Fable 5 vs Qwen3.8 Omni FlashClaude Fable 5 vs GLM 5.3 FlashXClaude Fable 5 vs DeepSeek V4.1 FlashClaude Fable 5 vs GPT-6 Astra ProClaude Fable 5 vs Qwen3.8 Max (0902)GPT-6 Astra vs GLM 5.3 PrimeGPT-6 Astra vs Qwen3.8 Max PrimeGPT-6 Astra vs Command A+GPT-6 Astra vs GPT-6 Luna ProGPT-6 Astra vs GPT-6 LunaGPT-6 Astra vs GPT-6 Sol ProGPT-6 Astra vs GPT-6 SolGPT-6 Astra vs Claude Opus 5.5