{"entity":"claude","id":"ent_claude","name":"Claude","predicate":"default_model","label":"default model","page":"https://asof.is/record/claude/default_model","as_of":"2026-11-04","summary":"As of November 4, 2026, Claude's default model on the AsOf record is Claude Sonnet 5, dated June 30, 2026, from a primary source (anthropic.com). The record holds 9 claims on Claude's default model, 1 still open and 8 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.","current":["clm_0DC1F7EBBD47"],"latest_period":null,"claims":[{"id":"clm_4DE505E72B96","value":"Claude 2","valid_from":"2023-07-11","valid_to":"2023-11-21","published":"2023-07-11","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_BA7B44818BA4","sources":[{"url":"https://www.anthropic.com/news/claude-2-1","tier":"primary","publisher":"Anthropic","published_at":"2023-11-21T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-2","tier":"primary","publisher":"Anthropic","published_at":"2023-07-11T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Claude 2 has improved performance, longer responses, and can be accessed via API as well as a new public-facing beta website, claude.ai .","url":"https://www.anthropic.com/news/claude-2"}},{"id":"clm_BA7B44818BA4","value":"Claude 2.1","valid_from":"2023-11-21","valid_to":"2024-03-04","published":"2023-11-21","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_F56FF5CB2BA0","sources":[{"url":"https://www.anthropic.com/news/claude-2-1","tier":"primary","publisher":"Anthropic","published_at":"2023-11-21T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-3-family","tier":"primary","publisher":"Anthropic","published_at":"2024-03-04T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Claude 2.1 is available now in our API, and is also powering our chat interface at claude.ai for both the free and Pro tiers.","url":"https://www.anthropic.com/news/claude-2-1"}},{"id":"clm_F56FF5CB2BA0","value":"Claude 3 Sonnet","valid_from":"2024-03-04","valid_to":"2024-06-21","published":"2024-03-04","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_E63FB2BBEB63","sources":[{"url":"https://www.anthropic.com/news/claude-3-family","tier":"primary","publisher":"Anthropic","published_at":"2024-03-04T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-3-5-sonnet","tier":"primary","publisher":"Anthropic","published_at":"2024-06-21T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Sonnet is powering the free experience on claude.ai, with Opus available for Claude Pro subscribers.","url":"https://www.anthropic.com/news/claude-3-family"}},{"id":"clm_E63FB2BBEB63","value":"Claude 3.5 Sonnet","valid_from":"2024-06-21","valid_to":"2024-10-22","published":"2024-06-21","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_069E68E67AD4","sources":[{"url":"https://www.anthropic.com/news/3-5-models-and-computer-use","tier":"primary","publisher":"Anthropic","published_at":"2024-10-22T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-3-5-sonnet","tier":"primary","publisher":"Anthropic","published_at":"2024-06-21T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Claude 3.5 Sonnet is now available for free on Claude.ai and the Claude iOS app, while Claude Pro and Team plan subscribers can access it with significantly higher rate limits.","url":"https://www.anthropic.com/news/claude-3-5-sonnet"}},{"id":"clm_069E68E67AD4","value":"Claude 3.5 Sonnet (upgraded)","valid_from":"2024-10-22","valid_to":"2025-02-24","published":"2024-10-22","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_328D98B8AB9E","sources":[{"url":"https://www.anthropic.com/news/3-5-models-and-computer-use","tier":"primary","publisher":"Anthropic","published_at":"2024-10-22T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-3-7-sonnet","tier":"primary","publisher":"Anthropic","published_at":"2025-02-24T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"The upgraded Claude 3.5 Sonnet is now available for all users.","url":"https://www.anthropic.com/news/3-5-models-and-computer-use"}},{"id":"clm_328D98B8AB9E","value":"Claude 3.7 Sonnet","valid_from":"2025-02-24","valid_to":"2025-05-22","published":"2025-02-24","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_E6D59A90B884","sources":[{"url":"https://www.anthropic.com/news/claude-4","tier":"primary","publisher":"Anthropic","published_at":"2025-05-22T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-3-7-sonnet","tier":"primary","publisher":"Anthropic","published_at":"2025-02-24T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Claude 3.7 Sonnet is now available on all Claude plans—including Free, Pro, Team, and Enterprise—as well as the Claude Developer Platform , Amazon Bedrock , and Google Cloud’s Vertex AI .","url":"https://www.anthropic.com/news/claude-3-7-sonnet"}},{"id":"clm_E6D59A90B884","value":"Claude Sonnet 4","valid_from":"2025-05-22","valid_to":"2025-09-29","published":"2025-05-22","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_50F23B443136","sources":[{"url":"https://www.anthropic.com/news/claude-4","tier":"primary","publisher":"Anthropic","published_at":"2025-05-22T00:00:00+00:00"},{"url":"https://support.claude.com/en/articles/12138966-release-notes","tier":"primary","publisher":"Anthropic (news)","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Pro, Max, Team, and Enterprise Claude plans include both models and extended thinking, with Sonnet 4 also available to free users.","url":"https://www.anthropic.com/news/claude-4"}},{"id":"clm_50F23B443136","value":"Claude Sonnet 4.6","valid_from":"2026-02-17","valid_to":"2026-06-30","published":"2026-02-17","recorded":"2026-11-04","confidence":0.95,"status":"superseded","assertable":true,"superseded_by":"clm_0DC1F7EBBD47","sources":[{"url":"https://www.anthropic.com/news/claude-sonnet-5","tier":"primary","publisher":"Anthropic","published_at":"2026-06-30T00:00:00+00:00"},{"url":"https://www.anthropic.com/news/claude-sonnet-4-6","tier":"primary","publisher":"Anthropic","published_at":"2026-02-17T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"For those on our Free and Pro plans , Claude Sonnet 4.6 is now the default model in claude.ai and Claude Cowork .","url":"https://www.anthropic.com/news/claude-sonnet-4-6"}},{"id":"clm_0DC1F7EBBD47","value":"Claude Sonnet 5","valid_from":"2026-06-30","valid_to":null,"published":"2026-06-30","recorded":"2026-11-04","confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"sources":[{"url":"https://www.anthropic.com/news/claude-sonnet-5","tier":"primary","publisher":"Anthropic","published_at":"2026-06-30T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"From today, Claude Sonnet 5 is available across all plans: it is the default model for Free and Pro plans, and is available to Max, Team, and Enterprise users.","url":"https://www.anthropic.com/news/claude-sonnet-5"}}],"replaced":[{"claim":"clm_4DE505E72B96","value":"Claude 2","valid_from":"2023-07-11","valid_to":"2023-11-21","replaced_by":"clm_BA7B44818BA4","replaced_by_value":"Claude 2.1","replaced_from":"2023-11-21"},{"claim":"clm_BA7B44818BA4","value":"Claude 2.1","valid_from":"2023-11-21","valid_to":"2024-03-04","replaced_by":"clm_F56FF5CB2BA0","replaced_by_value":"Claude 3 Sonnet","replaced_from":"2024-03-04"},{"claim":"clm_F56FF5CB2BA0","value":"Claude 3 Sonnet","valid_from":"2024-03-04","valid_to":"2024-06-21","replaced_by":"clm_E63FB2BBEB63","replaced_by_value":"Claude 3.5 Sonnet","replaced_from":"2024-06-21"},{"claim":"clm_E63FB2BBEB63","value":"Claude 3.5 Sonnet","valid_from":"2024-06-21","valid_to":"2024-10-22","replaced_by":"clm_069E68E67AD4","replaced_by_value":"Claude 3.5 Sonnet (upgraded)","replaced_from":"2024-10-22"},{"claim":"clm_069E68E67AD4","value":"Claude 3.5 Sonnet (upgraded)","valid_from":"2024-10-22","valid_to":"2025-02-24","replaced_by":"clm_328D98B8AB9E","replaced_by_value":"Claude 3.7 Sonnet","replaced_from":"2025-02-24"},{"claim":"clm_328D98B8AB9E","value":"Claude 3.7 Sonnet","valid_from":"2025-02-24","valid_to":"2025-05-22","replaced_by":"clm_E6D59A90B884","replaced_by_value":"Claude Sonnet 4","replaced_from":"2025-05-22"},{"claim":"clm_E6D59A90B884","value":"Claude Sonnet 4","valid_from":"2025-05-22","valid_to":"2025-09-29","replaced_by":"clm_50F23B443136","replaced_by_value":"Claude Sonnet 4.6","replaced_from":"2026-02-17"},{"claim":"clm_50F23B443136","value":"Claude Sonnet 4.6","valid_from":"2026-02-17","valid_to":"2026-06-30","replaced_by":"clm_0DC1F7EBBD47","replaced_by_value":"Claude Sonnet 5","replaced_from":"2026-06-30"}],"faq":[{"question":"What is Claude's current default model?","answer":"Claude Sonnet 5, dated June 30, 2026, from a primary source (anthropic.com). The record asserts this claim as of November 4, 2026 (status valid, confidence 0.95)."},{"question":"When did Claude's default model last change?","answer":"The latest value on the record is Claude Sonnet 5, dated June 30, 2026; before it the record holds Claude Sonnet 4.6, dated February 17, 2026 and closed on June 30, 2026."},{"question":"What was Claude's default model before Claude Sonnet 5?","answer":"Claude Sonnet 4.6, valid from February 17, 2026 to June 30, 2026 (status superseded), from a primary source (anthropic.com)."}],"legend":{"dates":"valid_from: when the claim took effect (a period figure: the day its period closed). published: the earliest day a source on the record published it (a filing's filing date, a post's date; null when no source carries one). recorded: the day AsOf first held it. A figure can take effect weeks before it is published.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}