Claude Opus 5.5 (Adaptive Reasoning, Medium Effort, Default Fallback)

by Anthropic | Rank #8 of 673 | Proprietary

INTELLIGENCE
51.2
Input Price
$4.00
per 1M tokens
Output Price
$20.00
per 1M tokens
Speed
78.3 tok/s
output tokens/sec
Latency (TTFT)
7.24s
time to first token

Benchmark Scores

Intelligence Index51.2

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Benchmark and pricing data provided by Artificial Analysis. Updated hourly. Last checked: 2026-09-23