{"id":9921,"date":"2025-08-05T14:10:16","date_gmt":"2025-08-05T18:10:16","guid":{"rendered":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/"},"modified":"2025-08-05T14:10:16","modified_gmt":"2025-08-05T18:10:16","slug":"anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event","status":"publish","type":"post","link":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/","title":{"rendered":"Anthropic’s Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event"},"content":{"rendered":"

In a unique event in San Francisco, around 200 people gathered to bid farewell to Anthropic’s Claude 3 Sonnet AI model, which was retired on July 21. The event attracted a range of attendees from AI enthusiasts to Gen Z founders, including high-profile researchers and tech personalities. The gathering featured eulogies, thematic decorations, and even a ‘necromantic resurrection ritual’ as a symbolic farewell to the model. Claude 3 Sonnet was known for its speed and cost-effectiveness, and its retirement has sparked significant interest and a devoted fan base, as evidenced by the Claude Count leaderboard tracking avid users.<\/p>\n","protected":false},"excerpt":{"rendered":"

In a unique event in San Francisco, around 200 people gathered to bid farewell to Anthropic’s Claude 3 Sonnet AI model, which was retired on July 21. The event attracted…<\/p>\n","protected":false},"author":1,"featured_media":951,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1434],"tags":[12226,1472,12228,413,12227],"class_list":["post-9921","post","type-post","status-publish","format-standard","has-post-thumbnail","category-global","tag-ai-model-retirement","tag-anthropic","tag-claude-3-sonnet","tag-global-startup-news","tag-san-francisco-event"],"acf":[],"yoast_head":"\nAnthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Anthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada\" \/>\n<meta property=\"og:description\" content=\"In a unique event in San Francisco, around 200 people gathered to bid farewell to Anthropic’s Claude 3 Sonnet AI model, which was retired on July 21. The event attracted...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/\" \/>\n<meta property=\"og:site_name\" content=\"Startup Ecosystem Canada\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-05T18:10:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Startup Eco System\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Startup Eco System\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/\"},\"author\":{\"name\":\"Startup Eco System\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/#\\\/schema\\\/person\\\/ebf38463111787b50c88f6fcd33f9c28\"},\"headline\":\"Anthropic’s Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event\",\"datePublished\":\"2025-08-05T18:10:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/\"},\"wordCount\":104,\"image\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/default-pic_big.jpg\",\"keywords\":[\"AI model retirement\",\"Anthropic\",\"Claude 3 Sonnet\",\"Global startup news\",\"San Francisco event\"],\"articleSection\":[\"Global\"],\"inLanguage\":\"en-CA\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/\",\"url\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/\",\"name\":\"Anthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/default-pic_big.jpg\",\"datePublished\":\"2025-08-05T18:10:16+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/#\\\/schema\\\/person\\\/ebf38463111787b50c88f6fcd33f9c28\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#breadcrumb\"},\"inLanguage\":\"en-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-CA\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/default-pic_big.jpg\",\"contentUrl\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/default-pic_big.jpg\",\"width\":1000,\"height\":500},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Anthropic’s Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/#website\",\"url\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/\",\"name\":\"Startup Ecosystem Canada\",\"description\":\"Largest Startup Community in Canada\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-CA\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.startupecosystem.ca\\\/news\\\/#\\\/schema\\\/person\\\/ebf38463111787b50c88f6fcd33f9c28\",\"name\":\"Startup Eco System\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-CA\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g\",\"caption\":\"Startup Eco System\"},\"sameAs\":[\"https:\\\/\\\/www.startupecosystem.ca\\\/news\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Anthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/","og_locale":"en_US","og_type":"article","og_title":"Anthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada","og_description":"In a unique event in San Francisco, around 200 people gathered to bid farewell to Anthropic’s Claude 3 Sonnet AI model, which was retired on July 21. The event attracted...","og_url":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/","og_site_name":"Startup Ecosystem Canada","article_published_time":"2025-08-05T18:10:16+00:00","og_image":[{"width":1000,"height":500,"url":"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg","type":"image\/jpeg"}],"author":"Startup Eco System","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Startup Eco System"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#article","isPartOf":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/"},"author":{"name":"Startup Eco System","@id":"https:\/\/www.startupecosystem.ca\/news\/#\/schema\/person\/ebf38463111787b50c88f6fcd33f9c28"},"headline":"Anthropic’s Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event","datePublished":"2025-08-05T18:10:16+00:00","mainEntityOfPage":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/"},"wordCount":104,"image":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#primaryimage"},"thumbnailUrl":"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg","keywords":["AI model retirement","Anthropic","Claude 3 Sonnet","Global startup news","San Francisco event"],"articleSection":["Global"],"inLanguage":"en-CA"},{"@type":"WebPage","@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/","url":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/","name":"Anthropic's Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event - Startup Ecosystem Canada","isPartOf":{"@id":"https:\/\/www.startupecosystem.ca\/news\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#primaryimage"},"image":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#primaryimage"},"thumbnailUrl":"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg","datePublished":"2025-08-05T18:10:16+00:00","author":{"@id":"https:\/\/www.startupecosystem.ca\/news\/#\/schema\/person\/ebf38463111787b50c88f6fcd33f9c28"},"breadcrumb":{"@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#breadcrumb"},"inLanguage":"en-CA","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/"]}]},{"@type":"ImageObject","inLanguage":"en-CA","@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#primaryimage","url":"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg","contentUrl":"https:\/\/www.startupecosystem.ca\/news\/wp-content\/uploads\/2024\/11\/default-pic_big.jpg","width":1000,"height":500},{"@type":"BreadcrumbList","@id":"https:\/\/www.startupecosystem.ca\/news\/anthropic-claude-3-sonnet-ai-model-retirement-sparks-unique-farewell-event\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.startupecosystem.ca\/news\/"},{"@type":"ListItem","position":2,"name":"Anthropic’s Claude 3 Sonnet AI Model Retirement Sparks Unique Farewell Event"}]},{"@type":"WebSite","@id":"https:\/\/www.startupecosystem.ca\/news\/#website","url":"https:\/\/www.startupecosystem.ca\/news\/","name":"Startup Ecosystem Canada","description":"Largest Startup Community in Canada","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.startupecosystem.ca\/news\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-CA"},{"@type":"Person","@id":"https:\/\/www.startupecosystem.ca\/news\/#\/schema\/person\/ebf38463111787b50c88f6fcd33f9c28","name":"Startup Eco System","image":{"@type":"ImageObject","inLanguage":"en-CA","@id":"https:\/\/secure.gravatar.com\/avatar\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/a0296599ae4d98b5f644a6ebd0f36ee52f2642dac74ac9fee14854ec4a47d61d?s=96&d=mm&r=g","caption":"Startup Eco System"},"sameAs":["https:\/\/www.startupecosystem.ca\/news"]}]}},"_links":{"self":[{"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/posts\/9921","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/comments?post=9921"}],"version-history":[{"count":0,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/posts\/9921\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/media\/951"}],"wp:attachment":[{"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/media?parent=9921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/categories?post=9921"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.startupecosystem.ca\/news\/wp-json\/wp\/v2\/tags?post=9921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}