Tracked topic
Claude is an AI assistant developed by Anthropic that uses large language models to generate text and support conversational tasks.
… 55 Models edit Version Release date Status 56 57 Claude 14 March 2023 58 Discontinued Claude 2 11 July 2023 Discontinued Claude Instant 1.2 9 August 2023 59 Discontinued Claude 2.1 21 November 2023 60 Discontinued Claude 3 Opus 4 March 2024 61 Retired a Claude 3 Sonnet 4 March 2024 61 Discontinued … …
… 56 In March 2024, Anthropic released three language models: Claude 3 Opus, Claude 3 Sonnet, and Claude 3 Haiku, in decreasing order of performance. 57 In June 2024, it released Claude 3.5 Sonnet. 58 In May 2025, Anthropic released Claude 4 Opus and Sonnet. …