Claude Opus 4.1 (anthropic.com) | HN Screenshots

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Screenshot of anthropic.com: Claude Opus 4.1

First screen, captured 1 year ago.

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Screenshot of anthropic.com: Claude 4

Claude 4 (anthropic.com)

1928 points by meetpateltech 1 year ago | 1109 comments

Anthropic's May 22, 2025 announcement post introducing the Claude 4 family of AI models.

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Screenshot of anthropic.com: Claude Opus 4 and 4.1 can now end a rare subset of conversations

Claude Opus 4 and 4.1 can now end a rare subset of conversations (anthropic.com)

128 points by virgildotcodes 1 year ago | 163 comments

Screenshot of anthropic.com: Claude Sonnet 4 now supports 1M tokens of context

Claude Sonnet 4 now supports 1M tokens of context (anthropic.com)

1264 points by adocomplete 1 year ago | 668 comments

Anthropic product announcement that Claude Sonnet 4 now supports a 1 million token context window.

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Screenshot of anthropic.com: Claude Sonnet 4.5

Claude Sonnet 4.5 (anthropic.com)

1503 points by adocomplete 1 year ago | 746 comments

Anthropic's announcement post introducing Claude Sonnet 4.5, its new AI model, dated September 29, 2025.

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Screenshot of anthropic.com: Claude Opus 4.5

Claude Opus 4.5 (anthropic.com)

1040 points by adocomplete 11 months ago | 474 comments

Anthropic's announcement post introducing Claude Opus 4.5, its new frontier AI model, dated November 24, 2025.

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Screenshot of anthropic.com: Claude Opus 4.7

Claude Opus 4.7 (anthropic.com)

1922 points by meetpateltech 6 months ago | 1403 comments

Anthropic's announcement post introducing Claude Opus 4.7, a new version of its Claude AI model, dated April 16, 2026.

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Screenshot of anthropic.com: Claude Opus 4.7

Claude Opus 4.7 (anthropic.com)

1922 points by meetpateltech 6 months ago | 1403 comments

Anthropic's announcement post introducing Claude Opus 4.7, a new version of its Claude AI model, dated April 16, 2026.

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Screenshot of anthropic.com: Claude Opus 4.6

Claude Opus 4.6 (anthropic.com)

2277 points by HellsMaddy 8 months ago | 982 comments

Anthropic's announcement post introducing Claude Opus 4.6, a new version of its flagship AI model, dated February 5, 2026.

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Screenshot of anthropic.com: Claude 2.1

Claude 2.1 (anthropic.com)

492 points by technics256 2 years ago | 297 comments

Anthropic's announcement post introducing Claude 2.1, a new version of its Claude large language model, dated November 21, 2023.

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Screenshot of anthropic.com: Claude Opus 4.8

Claude Opus 4.8 (anthropic.com)

1708 points by craigmart 5 months ago | 1334 comments

Anthropic's announcement post introducing the Claude Opus 4.8 AI model, dated May 28, 2026.

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Screenshot of anthropic.com: Claude 2

Claude 2 (anthropic.com)

383 points by technics256 3 years ago | 232 comments

Anthropic's July 11, 2023 announcement introducing Claude 2, its new large language model and chatbot.

claude anthropic large-language-models chatbots

Screenshot of anthropic.com: Claude Haiku 4.5

Claude Haiku 4.5 (anthropic.com)

689 points by adocomplete 1 year ago | 273 comments

Anthropic's announcement post introducing Claude Haiku 4.5, a new small model in its Claude family, dated October 15, 2025.

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