Claude Fable 5 vs GPT-5.4
GPT-5.4 leads in 4 of 8 categories
Arena ELO
GPT-5.4
Cheaper
GPT-5.4
Faster
GPT-5.4
Detailed Comparison
| Category | Claude Fable 5 | GPT-5.4 |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Context Window | 1M | 1M |
| Input Price ($/1M) | $10 | $3 WIN |
| Output Price ($/1M) | $50 | $15 WIN |
| Arena ELO | N/A | 1560 WIN |
| Coding | N/A | unknown |
| Reasoning | N/A | unknown |
| Speed (tokens/sec) | N/A | ~50 t/s WIN |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Claude Fable 5 or GPT-5.4?
GPT-5.4 is approximately 70% cheaper than Claude Fable 5 per million tokens.
Which is better for coding, Claude Fable 5 or GPT-5.4?
Claude Fable 5 scores N/A on coding benchmarks, while GPT-5.4 scores unknown.
Which has a larger context window?
Claude Fable 5 supports 1M context, while GPT-5.4 supports 1M.
Is Claude Fable 5 or GPT-5.4 open source?
Claude Fable 5 is proprietary. GPT-5.4 is proprietary.
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