Anthropic - TestingCatalog AI News

17 Oct 2026 · 3 min read

Anthropic prepares to release Claude Fable 5.5 next week

Claude Fable 5.5 has reportedly reached Anthropic's partners, and six early access codenames spotted in Devin CLI, plus one in a GitHub model picker, suggest it may not be the only model on the way.

12 Oct 2026 · 3 min read

Anthropic tests its next model under Claude Opus 5.5

Some Claude users say their Opus 5.5 requests are landing on a new, unannounced model, and the outputs shared on X so far look like a real step up. Whether it ends up as Opus 5.6 or Fable 5.5 is still unclear.

10 Oct 2026 · 1 min read

Anthropic tests Claude Health for web and mysterious "iggy"

Arborio and Iggy have appeared in Claude navigation with heart-in-hand and sun icons. Their purpose and public release remain unconfirmed.

10 Oct 2026 · 2 min read

Anthropic might be developing its own voice models

A separate Voice item has appeared in Claude's web navigation with an internal Preview label. Its capabilities and public availability remain unknown.

8 Oct 2026 · 2 min read

Claude launches Dashboards and Motion in beta

Claude Dashboards is in beta on paid plans and Motion on Team and Enterprise. Docs, Slides, and Design are out of beta, including on Free.

7 Oct 2026 · 2 min read

Anthropic launches Claude Haiku 5.5 at lower API prices

Anthropic released Haiku 5.5, cut Sonnet 5.5 cache-read costs and announced monthly API credits of $100 or $200 for Max and up to $500 for Teams.

7 Oct 2026 · 2 min read

Claude adds editing in Google Docs, Sheets, and Slides

Claude for Google Workspace is in public beta on all paid plans, with a sidebar for Docs, Sheets, and Slides and separate file-editing connectors.

29 Sep 2026 · 2 min read

Anthropic launches Claude Sonnet 5.5 with faster output

Claude Sonnet 5.5 is now available across Claude and major cloud platforms, with over 30% faster output and new cyber safeguards.

27 Sep 2026 · 3 min read

Anthropic may release Claude Sonnet 5.5 within days

Fresh off the heels of Opus 5.5, Anthropic looks ready to launch Claude Sonnet 5.5 as early as next week ahead of OpenAI DevDay.

22 Sep 2026 · 3 min read

Anthropic launches Claude Opus 5.5 with lower API costs

Claude Opus 5.5 is now available across Anthropic, AWS, Google Cloud, and Azure, with 40% lower typical running costs than Opus 5.

21 Sep 2026 · 3 min read

Anthropic tests Fable 5.2 and Opus 5.5 ahead of the release

Early clips of Claude Fable 5.2 show the unreleased model producing smooth interactive animations and walking mascots coded entirely in pure JavaScript, without using any external assets. Opus 5.5 is expected soon as well.

17 Sep 2026 · 2 min read

Claude merges Cowork and chat into one experience

Claude now handles Cowork tasks within chat and adds beta Docs and Slides. The unified experience is rolling out to Pro and Max users first.

14 Sep 2026 · 2 min read

Anthropic prepares Claude Money for personal finance

Claude’s mobile app is testing a Money tab with bank account linking, while its data provider, supported actions and launch plans remain unknown.

1 Sep 2026 · 2 min read

Anthropic launches Claude Fable 5.1 and Mythos 5.1

Fable 5.1 is now broadly available with 75% cheaper cache reads, while Mythos 5.1 is limited to vetted cyber and life-science users.

26 Aug 2026 · 2 min read

Claude unifies memory across Chat and Cowork

Claude Cowork now uses the same memory as Chat, updating topics during conversations across Free, Pro and Max plans.

18 Aug 2026 · 1 min read

Anthropic tests Hub Mode in Claude for sub-agents

Anthropic is testing Hub Mode in its mobile app, hinting at a future tool for managing agents, though its release timeline is still unknown.

16 Aug 2026 · 2 min read

Anthropic develops Slack-like features for Claude Desktop

Anthropic’s Claude Code is testing collaborative projects with persistent repositories and threaded sessions, supporting shared workspaces for teams.

16 Aug 2026 · 1 min read

Claude turns into Super App, adding web browser for Cowork

Anthropic is developing a built-in browser for Claude Desktop Cowork sessions and a comparison mode to assess Claude model outputs, according to recent builds.