Compare · ModelsLive · 2 picked · head to head

Claude Fable 5 vs GPT-5.5 Pro

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Not enough overlapping benchmarks to declare a winner yet · Claude Fable 5 · GPT-5.5 Pro are still filling in scores.

Hype vs Reality
Claude Fable 5
#12 by perf·no signal
QUIET
GPT-5.5 Pro
#1 by perf·no signal
QUIET
Best value
3.0x better value than GPT-5.5 Pro
Claude Fable 5
2.5 pts/$
$30.00/M
GPT-5.5 Pro
0.8 pts/$
$105.00/M
Vendor risk
Anthropic logo
Anthropic
$380.0B·Tier 1
Medium risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Anthropic logoClaude Fable 5$10.00$50.001.0M tokens (~500 books)$200.00
OpenAI logoGPT-5.5 Pro$30.00$180.00400K tokens (~200 books)$675.00