Unverified21% confidenceFactTime unknown
Anthropic's Claude series uses 'Instant' to denote a lightweight version with fast response, and uses poetic form names such as 'Sonnet' and 'Haiku' to distinguish different model tiers.
1
Sources
21%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedAnthropic's Claude models use a tiered naming system: Opus (most powerful), Sonnet (balanced), and Haiku (lightweight and fast)71% similarUnverifiedClaude is a large language model series developed by Anthropic, with a product line divided into three capability tiers: Haiku, Sonnet, and Opus.69% similarUnverifiedAnthropic's Claude series has three tiers of products: Haiku (fast and cheap), Sonnet (balanced), and Opus (top-tier).67% similarVerifiedAnthropic uses a capability-tiered naming system of Claude 3 Haiku/Sonnet/Opus66% similar
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