Claude
@claudeai

Claude is an AI assistant built by @anthropicai to be safe, accurate, and secure. Talk to Claude on claude.ai or download the app.

 Based in United States
claude.ai
Joined July 2025
306 Photos and videos
Pinned Tweet
Claude
@claudeai
Sep 22
Introducing Claude Opus 5.5, the first model in our new Claude 5.5 family. It performs at the level of Claude Fable 5.1 for most tasks, and costs 40% less to run than Opus 5.
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You can now discover tools, agents and expert partners on Claude Marketplace. Use it to: - Add connectors and plugins like Slack and Notion - Buy agents and products from companies like Cursor and CrowdStrike - Scale with service partners like Accenture and Deloitte
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Browse the marketplace: claude.com/marketplace And if you're building for Claude, list your tools, agents or services here: claude.com/blog/claude-marke…

Claude Marketplace | Claude by Anthropic

Browse curated, AI-powered partners. Pay with your existing Anthropic commitment. Now in limited preview.

claude.com
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A thread of early explorations with Claude Opus 5.5: A short story about a watermelon created by @kevin_t_ngo.
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An algorithmic drawing program created by @kevin_t_ngo. Every drawing is based on a different seed.
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Claude Opus 5.5 is available today. What will you explore?
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Introducing Claude Opus 5.5, the first model in our new Claude 5.5 family. It performs at the level of Claude Fable 5.1 for most tasks, and costs 40% less to run than Opus 5.
3,221
8,890
95,334
24,938,295
more replies
Together, these advances make Opus 5.5 a noticeably better collaborator. We’re excited to see what you build and discover. Read more: anthropic.com/claude-opus-5-…

Introducing Claude Opus 5.5

Claude Opus 5.5 leads in agentic coding and knowledge work, and costs 40% less to run than Opus 5 on typical workloads.

anthropic.com
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One more thing: we’re increasing five-hour usage limits on Pro, Max, and Team plans. We’re also providing subscription users a rate limit reset, which you can save and use whenever you choose.
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A thread of our favorite things people built with Claude recently:
Kevin Ngo
@kevin_t_ngo
Sep 16
I made a website with 25 mini rooms, each with Claude keeping people company. Created with Claude Opus 5.
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Yan Liu
@yanliudesign
Sep 16
Created a gemstone brush in Claude for the trend: put gemstone stickers on anything and make it sparkle!!! 💎 Pick your gems, draw whatever you want, and add a little sparkle to anything. ✨ ⛓️‍💥Try it yourself, link in the comments
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What are you building this weekend?
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