https://techgazette.com.br/story/opus-5.5/ Every piece of the story "Opus 5.5", from its sources' own pages — primary sources only. en 180 Fri, 09 Oct 2026 17:13:00 GMT https://aws.amazon.com/about-aws/whats-new/2026/06/kiro-claude-5-5-aws-govcloud-us/ https://aws.amazon.com/about-aws/whats-new/2026/06/kiro-claude-5-5-aws-govcloud-us/ Fri, 09 Oct 2026 17:13:00 GMT What's New with AWS Availability · News What's New with AWS — Two new Anthropic models are now available in the Kiro IDE and CLI for the AWS GovCloud (US) Regions. Claude Opus 5.5 is Anthropic's most capable Opus model yet and a step up from Opus 5 on long-running agentic coding wo… https://www.latent.space/p/ainews-opus-55-is-good-at-explainer https://www.latent.space/p/ainews-opus-55-is-good-at-explainer Tue, 29 Sep 2026 02:44:00 GMT swyx (Latent Space) Analysis · Columns swyx (Latent Space) — a rare feature of a capability https://semgrep.dev/blog/2026/claude-opus-5-5-susvibes-benchmark https://semgrep.dev/blog/2026/claude-opus-5-5-susvibes-benchmark Tue, 29 Sep 2026 00:00:00 GMT Semgrep Security · Security Desk Semgrep — We ran Claude Opus 5.5 on 186 real CVE tasks. It wrote working code 94% of the time, but secure code only 55% of the time. https://aws.amazon.com/blogs/aws/aws-weekly-roundup-gpt-6-sol-and-luna-claude-opus-5-5-on-amazon-bedrock-strands-harness-and-more-september-28-2026/ https://aws.amazon.com/blogs/aws/aws-weekly-roundup-gpt-6-sol-and-luna-claude-opus-5-5-on-amazon-bedrock-strands-harness-and-more-september-28-2026/ Mon, 28 Sep 2026 16:14:00 GMT AWS News News · News AWS News — If there’s one theme that defined last week, it’s choice. The frontier models keep arriving, and the interesting question is no longer just “how smart is it?” but “which model fits this step, at this cost, at this latenc… https://ampcode.com/news/opus-5.5 https://ampcode.com/news/opus-5.5 Mon, 28 Sep 2026 00:00:00 GMT Amp News · News Amp — article[data-news-slug="opus-5.5"].prose li blockquote, article[data-news-slug="opus-5.5"].prose li blockquote p { font-size: inherit!important; font-weight: inherit!important; line-height: inherit!important; color: inhe… https://www.latent.space/p/ainews-claude-opus-55-the-new-default https://www.latent.space/p/ainews-claude-opus-55-the-new-default Wed, 23 Sep 2026 06:41:00 GMT swyx (Latent Space) Analysis · Columns swyx (Latent Space) — overshadowing more efficient GPT6 models from OpenAI https://simonwillison.net/2026/Sep/22/opus-and-sol-and-luna/ https://simonwillison.net/2026/Sep/22/opus-and-sol-and-luna/ Tue, 22 Sep 2026 23:46:00 GMT Simon Willison Analysis · Columns Simon Willison — Yesterday was Grok 4.7 ( pelicans ) and MiMo v2.6 Flash/Pro ( more pelicans ). Today Anthropic released Claude Opus 5.5, and around an hour later OpenAI released GPT-6 Sol and GPT-6 Luna. It's going to take a while to ge… https://www.snowflake.com/content/snowflake-site/global/en/blog/claude-opus-5-5-cortex-ai https://www.snowflake.com/content/snowflake-site/global/en/blog/claude-opus-5-5-cortex-ai Tue, 22 Sep 2026 23:09:00 GMT Snowflake News · News Snowflake — Claude Opus 5.5 is in public preview on Snowflake Cortex AI, bringing improvements in coding, financial analysis, and visual understanding. https://aws.amazon.com/blogs/machine-learning/claude-opus-5-5-is-now-available-on-aws/ https://aws.amazon.com/blogs/machine-learning/claude-opus-5-5-is-now-available-on-aws/ Tue, 22 Sep 2026 17:28:00 GMT AWS Machine Learning Availability · News AWS Machine Learning — Claude Opus 5.5, Anthropic's most capable Opus model for agentic coding, knowledge work, and long-running tasks, is now available on Amazon Bedrock and Claude Platform on AWS. This post covers what's new in Opus 5.5, pra… https://github.blog/changelog/2026-09-22-claude-opus-5-5-is-now-available-in-github-copilot https://github.blog/changelog/2026-09-22-claude-opus-5-5-is-now-available-in-github-copilot Tue, 22 Sep 2026 17:10:00 GMT GitHub Changelog Availability · News GitHub Changelog — Claude Opus 5.5, Anthropic’s newest Opus model, is now available in GitHub Copilot. You can use it for agentic coding, long-running agentic tasks, and knowledge work. In early testing, Opus… The post Claude Opus 5.5 is n… https://techcommunity.microsoft.com/blog/azure-ai-foundry-blog/claude-opus-5-5-comes-to-microsoft-foundry-for-long-running-coding-and-knowledge/4558051 https://techcommunity.microsoft.com/blog/azure-ai-foundry-blog/claude-opus-5-5-comes-to-microsoft-foundry-for-long-running-coding-and-knowledge/4558051 Tue, 22 Sep 2026 17:00:00 GMT Microsoft Azure Availability · News Microsoft Azure — AI models are increasingly taking on work that extends far beyond a single prompt: building a feature across a codebase, investigating a complex issue, synthesizing hundreds of pages of information, or working through a… https://openrouter.ai/anthropic/claude-opus-5.5 https://openrouter.ai/anthropic/claude-opus-5.5 Tue, 22 Sep 2026 16:32:00 GMT OpenRouter Release · New Models OpenRouter — Claude Opus 5.5 is Anthropic's flagship model for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5. It is particularly strong at multi-step changes in large codebases, code... https://aws.amazon.com/about-aws/whats-new/2026/09/claude-opus-5-5-aws-govcloud/ https://aws.amazon.com/about-aws/whats-new/2026/09/claude-opus-5-5-aws-govcloud/ Tue, 22 Sep 2026 15:00:00 GMT What's New with AWS Availability · News What's New with AWS — AWS GovCloud (US) now offers Claude Opus 5.5, Anthropic’s most capable Opus model yet and, the first of the Claude 5.5 model family, a better collaborator that handles long-running coding and knowledge work, reporting ba… https://aws.amazon.com/about-aws/whats-new/2026/09/claude-opus-5-5-aws/ https://aws.amazon.com/about-aws/whats-new/2026/09/claude-opus-5-5-aws/ Tue, 22 Sep 2026 15:00:00 GMT What's New with AWS Availability · News What's New with AWS — AWS now offers Claude Opus 5.5, Anthropic’s most capable Opus model yet and, the first of the Claude 5.5 model family, a better collaborator that handles long-running coding and knowledge work, reporting back clearly on… https://lovable.dev/blog/opus-5-5-now-in-lovable https://lovable.dev/blog/opus-5-5-now-in-lovable Tue, 22 Sep 2026 12:00:00 GMT Lovable News · News Lovable — Read this article on the Lovable blog https://platform.claude.com/docs/en/release-notes/overview#september-22-2026 https://platform.claude.com/docs/en/release-notes/overview#september-22-2026 Tue, 22 Sep 2026 12:00:00 GMT Claude API Release Notes API · News Claude API Release Notes — We've launched Claude Opus 5.5 (claude-opus-5-5), a model for long-running agentic coding and knowledge work. It has a 1M token context window by default, 128k max output tokens, and always-on adaptive thinking, at $4 /… https://metr.org/blog/2026-09-22-claude-opus-5-5/ https://metr.org/blog/2026-09-22-claude-opus-5-5/ Tue, 22 Sep 2026 07:00:00 GMT METR News · News METR — Note on independence: This evaluation was conducted under an unpaid agreement for AI R&D assessment. 1 We drafted the initial summary, and then Anthropic had the opportunity to review and edit the text. We signed off on… https://vercel.com/changelog/claude-opus-5-5-now-available-on-ai-gateway https://vercel.com/changelog/claude-opus-5-5-now-available-on-ai-gateway Tue, 22 Sep 2026 00:00:00 GMT Vercel Availability · News Vercel — Claude Opus 5.5 from Anthropic is now available on AI Gateway. It is a step-change improvement over Opus 5, with its biggest gains in agentic coding, long-running agent tasks, and knowledge work. Anthropic cites that Opu… https://windsurf.com/blog/claude-opus-5-5 https://windsurf.com/blog/claude-opus-5-5 Tue, 22 Sep 2026 00:00:00 GMT Windsurf News · News Windsurf — Claude Opus 5.5 is now live in Devin Desktop and Devin CLI. It is the new #1 on FrontierCode 1.1, edging out Fable 5 and GPT-6 Astra at less than a tenth of the cost of Fable 5. https://www.netlify.com/changelog/claude-opus-5-5-ai-gateway-agent-runners/ https://www.netlify.com/changelog/claude-opus-5-5-ai-gateway-agent-runners/ Tue, 22 Sep 2026 00:00:00 GMT Netlify Availability · News Netlify — Anthropic’s Claude Opus 5.5 model is now available through Netlify’s AI Gateway and Agent Runners with zero configuration required. Use the Anthropic SDK directly in your Netlify Functions without managing API keys or au…