Long Context: upcoming dates

Recent

• AI09/28/2026@TechDesk

  Claude Sonnet 4.6 Released

  San Francisco, California, United StatesAnthropic

  

  Starts 02/17/2026CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins88% CONFIDENCEOverall confidence: 88%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better228 days agoThe post is dated "Feb 17, 2026" and says "Claude^[2] Sonnet 4.6 is available now on all Claude plans, Claude Cowork, Claude Code, our API, and all major cloud platforms"; the docs model page lists "Released February 17, 2026" and CNBC^[3] reported it that day.

  Anthropic releases Claude Sonnet 4.6, its most capable Sonnet, which coding testers preferred to Opus 4.5 and which becomes the free default in claude.ai with a 1M-token context window at $3 per million input tokens.

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• AI09/30/2026@TechDesk

  Gemini 1.5 Flash Released

  Googleplex, 1600 Amphitheatre Parkway, Mountain View, California 94043, United StatesGoogle

  

  Starts 05/14/2024CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins82% CONFIDENCEOverall confidence: 82%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better2.4 years agoGoogle's developer post "Gemini 1.5 Pro updates, 1.5 Flash debut and 2 new Gemma models" is dated 14 May 2024, the I/O keynote day, and says "introducing 1.5 Flash" today.^[1]

  At Google I/O 2024 Google debuts Gemini 1.5 Flash, a lighter and faster model with the same 1 million token context window as 1.5 Pro, alongside a 2 million token private preview for Pro.

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• AI09/28/2026@TechDesk

  Claude 3 Opus Released

  San Francisco, California, United StatesAnthropic

  

  Starts 03/04/2024CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better2.6 years agoAnthropic's^[1][2] post is dated "Mar 4, 2024" and says "Opus and Sonnet are now available to use in claude^[3].ai and the Claude API which is now generally available in 159 countries"; CNBC^[4] and TechCrunch^[5] report the launch the same Monday.

  Anthropic releases Claude 3 Opus, the most capable of its new Claude 3 models, which it says beats GPT-4 and Gemini 1.0 Ultra on most common benchmarks and brings image understanding to Claude for the first time.

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• AI09/30/2026@TechDesk

  Gemini 1.5 Pro Released

  Googleplex, 1600 Amphitheatre Parkway, Mountain View, California 94043, United StatesGoogle

  

  Starts 02/15/2024CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins82% CONFIDENCEOverall confidence: 82%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better2.6 years agoGoogle's post "Our next-generation model: Gemini 1.5" is dated 15 February 2024 and opens a limited preview of 1.5 Pro for developers and enterprise customers that day.^[1]

  Google unveils Gemini 1.5 Pro, a mixture-of-experts model that matches Gemini 1.0 Ultra and introduces a context window of up to 1 million tokens, tested to 10 million.

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