TANSTACK
@tan_stack

Open Source Software for the modern web, apps, and AI

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tanstack.com
Joined December 2021
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TANSTACK retweeted
Upstash
@upstash
Oct 1
New: TanStack AI now works with Upstash natively πŸŽ‰ β—† Chat persistence & resumable streams β—† Long-term memory per user β—† Tool caching & rate limiting built-in Quick demo πŸ‘‡
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TanStack Markdown + Highlight 1.0 🏝️ Ship only the syntax, languages, and features users need with balanced flexibility, power and speed. Small enough to ship to the client and 1 less reason for server components πŸ€·β€β™‚οΈ Enjoy! tanstack.com/markdown tanstack.com/highlight
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Scarf is joining TanStack as a Bronze partner. Their support helps sustain the open-source work behind TanStack. They help OSS teams understand adoption with privacy-conscious analytics. Thanks, Scarf! tanstack.com/blog/scarf-part…

TanStack + Scarf Partnership | TanStack Blog

Scarf joins TanStack as a Bronze partner, supporting the people and work behind our open-source tools.

tanstack.com
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TanStack Intent 0.5 is out, and this one's for maintainers! βœ… Skill examples typechecked against your code πŸ” See which skills a change affects πŸ“ Sign off once. Asked again only if code changes
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Rename an export? CI catches it... not your users' agents Also in 0.5: πŸš€ intent maintainer setup registers the skills you already have and adds the CI check
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πŸ”§ intent repair fixes routine frontmatter issues for you πŸ“‹ CI lists what still needs a look in the Actions summary Your agent helps write. You make the calls. Read more here: tanstack.com/blog/intent-0.5…

Intent 0.5: Skills You Can Maintain | TanStack Blog

The maintainer release: check your examples, review source changes, and ship guidance with your library.

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TanStack Start's security fix for CVE-2026-102989 is now available. Please upgrade and redeploy affected apps. Thanks to Lovable for helping us discover and fix it. tanstack.com/blog/tanstack-s…

TanStack Start security update: CVE-2026-102989 | TanStack Blog

A fix for a reflected XSS vulnerability in TanStack Start is available on npm. Upgrade and redeploy affected applications.

tanstack.com
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Stop rewriting your tools for MCP. TanStack AI createMCPServer takes the toolDefinition you already pass to chat() and serves it over MCP. TanStack Start, Workers, Deno, Bun, Node. Pass it to the MCP client counter-part for full typesafety.
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OpenMuse is powered by TanStack AI 🌴
Atai Barkai
@ataiiam
Sep 22
πŸŽ‰ Introducing π™Ύπš™πšŽπš—π™ΌπšžπšœπšŽ An open source, self-hostable personal assistant that works with any agent harness. Includes: - Computer use: browser, terminal & files - Connectors for your personal apps - Ideas, goals & progress tracking - Built for Mobile and Web Repo β†’ github.com/CopilotKit/OpenMu… Powered by @CopilotKit and AG-UI. Clone this template and customize it however you want.
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TanStack AI now has subagents πŸ€– Define agents once, pass them to chat(), and each one streams its own card in your UI. Jev routes every message to the right agents, in parallel or in order⚑
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Find the docs here: tanstack.com/ai/latest/docs/…

Subagents | TanStack AI Docs

Delegate a turn to a named child agent. The stream tags that work with AG-UI subagent events, and the UI shows a nested part.

tanstack.com
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πŸŽ‰ To no one's surprise, Jev support just landed in TanStack AI via `decide()`, our new API for typed choices, scores, and booleans. We're excited to use this new API with more models soon, but for now the "jevolution" is in full swing! Jev on, ya'll.
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Get started with TanStack AI πŸ‘‡ tanstack.com/ai

TanStack AI

TanStack AI is a TypeScript library for building AI features and agents. It ships the agent loop, provider adapters, durability, interrupts, sandboxes, and tools, and plugs into the server, database,...

tanstack.com
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Generate dynamic worlds with TanStack AI! 🌎 Use the new generateWorld function and generate worlds with realtime edits. Check the docs here: tanstack.com/ai/latest/docs/…
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TanStack Markdown 0.0.14 is out! ⚑ Faster parsing (-72% prose, -38% streaming) βœ… +45 CommonMark cases passing πŸ“¦ Much better compatibility And all without extra bundle size... actually a little smaller! Great for blogs, docs, and streaming AI github.com/TanStack/markdown

GitHub - TanStack/markdown: Tiny, fast Markdown parsing and rendering for blogs and documentation

Tiny, fast Markdown parsing and rendering for blogs and documentation - TanStack/markdown

github.com
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TanStack Highlight 0.0.11 is out w/ 2x faster highlighting and 5x faster rendering for long code blocks, plus smaller helper imports and fewer formatting bugs. Enjoi! tanstack.com/highlight/lates…

TanStack Highlight

A synchronous syntax highlighter with selective language imports, context-aware web scanners, semantic CSS themes, precise annotations, and compact deterministic output.

tanstack.com
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TanStack Charts just got a little quicker! πŸ™‚ For example, 10k cell heatmap time to paint (w/ the React adapter): SVG: 164 β†’ 38 ms Canvas: 43 β†’ 26 ms *using my M5 Pro and taking the median over 30 runs Available in the latest version!
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We officially support @remix_run v3 as a TanStack AI adapter! Same API you already know: createChat in a clientEntry island, typed tool components, working example included. npm i @tanstack/ai-remix
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πŸŽ‰ Celebrating 6 months of partnership with @Railway by making the TanStack Start -> Railway path even better with faster prompt-to-prod, and an end-to-end experience on sandboxes. Start here! πŸ‘‡ docs.railway.com/guides/tans…
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🚨 New partner alert! πŸš€ @Render and TanStack are joining forces to help you ship better, faster apps with zero ops. Whether that's your first user or your billionth, Render has everything you'll ever need to get to production. Start building now πŸ‘‡ tanstack.com/partners/render
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