AI Benchmark Model
Claude Sonnet 5.5 (Adaptive Reasoning, High Effort, Default Fallback)
Benchmark scores, pricing, speed, and model comparisons for Claude Sonnet 5.5 (Adaptive Reasoning, High Effort, Default Fallback).
Key scores
Claude Sonnet 5.5 (Adaptive Reasoning, High Effort, Default Fallback) is an AI model from Anthropic tracked in Franklin AI's benchmark database. Its current intelligence index is 46.7. Franklin AI currently stores 3 benchmark rows for the model, covering the evaluation suites returned by the benchmark provider. The page compares available benchmark rows, provider context, speed, and token pricing so readers can judge where the model fits against other frontier systems without relying on a single leaderboard number. Pricing is tracked at $2.00 per 1M input tokens and $10.00 per 1M output tokens.
Benchmark results
3 tracked benchmark rows for Claude Sonnet 5.5 (Adaptive Reasoning, High Effort, Default Fallback).
LCR Other
78.0% SciCode Other
53.7% HLE Other
45.8%