Claude Opus 4.5
Anthropic Claude
· claude-opus-4-5
Reasoning and Strategy
Production
Recommended, Highest Quality, Best for Storytelling
Deep reasoning model with careful multi-step strategy work and nuanced brand-safe writing.
Best use cases: Strategic research, creative ideation, storytelling
9.6
Quality
6
Speed
5
Cost Eff.
9.5
Brand Safety
8
Control
9.5
Adherence
Input cost
$5.00 / 1M tokens
Output cost
$25.00 / 1M tokens
Generation cost
—
Max context / duration
500K tokens
Aspect ratios
—
Resolutions
—
Input types
Text, images, files
Output types
Text
API endpoint
api.anthropic.com/v1/messages
Commercial use
Allowed
Data retention
Zero retention by default
Regions available
Global
API connected
Connected
Last updated
Release date
Documentation