Claude 2.1

Name: Claude 2.1
Author: Anthropic

AnthropicClaudeStatus: legacy

Claude 2.1 is a general purpose AI model developed by Anthropic, part of the Claude family. It was released on 2023-11-21. Its tracked lifecycle status is legacy. It supports a context window of 200,000 tokens.

Specifications

組織: Anthropic
Model family: Claude
Generation: 2
状態: legacy
Released: 2023-11-21
Model type: General Purpose
Input modalities: text
Output modalities: text
Context window: 200,000 tokens
ライセンス: Proprietary
重み: closed weights
公式 API: Yes
自己ホスト可能: いいえ
Last verified: 2026-08-01

機能

Tool use
Function calling

Official sources

Anthropic Blog Official site API documentation

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Claude 3 Opus 2024-03-04 · active
Claude 3 Sonnet 2024-03-04 · legacy
Claude Instant 2023-08-09 · legacy
Claude 2 2023-07-11 · legacy
Claude 2023-03-14 · legacy

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