ModelRefs / Claude — AI Glossary
Claude — AI Glossary
Anthropic's frontier LLM family, designed for safety and helpfulness with leading context window, coding, and instruction-following capabilities.
Overview
Claude (Haiku/Sonnet/Opus families) is trained using Constitutional AI and RLHF. Claude 3.5 Sonnet set SWE-Bench coding records; Claude 3 Opus achieved top MMLU and GPQA scores at release. Claude 3.7 Sonnet introduced extended thinking (hybrid reasoning mode). Available via Anthropic API, AWS Bedrock, and Google Vertex AI.
Reference details
| Topic | ecosystem |
|---|---|
| Last reviewed | 2026-06-24 |
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Frequently asked questions
What is Claude?
Anthropic's frontier LLM family, designed for safety and helpfulness with leading context window, coding, and instruction-following capabilities.
What concepts are related to Claude?
Closely related concepts include anthropic api, constitutional ai, safety training.