Reasoning

Chat that shows AI's step-by-step reasoning. Includes decision trees, logical breakdowns, and explanatory tooltips.

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Problems solved

Technical challenges this implementation handles out of the box.

Products and workflows this pattern is designed to support.

Requirements, wiring steps, and what this pattern adds to your project.

Pick how you want to pull this pattern in. Then wire env vars and routes the same way.

1
Download → Next.js app
Use Download → Next.js app in the preview toolbar. You get a zip scaffold (Pro downloads rewrite preview `/view/.../api/*` paths to `/api/*` automatically).
2
Extract the zip and install dependencies
Unzip the archive, then run `pnpm install` (or npm / yarn) in the project folder.
3
Customize the agent and tool files
Adapt prompts, tools, and stop conditions in the generated project for your product.
4
Run the app and open the pattern route
Run `pnpm dev`, open the setup/checklist page if present, then navigate to the generated pattern route and verify responses.

AI SDK APIs

streamTextconvertToModelMessages

Providers

deepseek

6 files

7 total

npm packages

AISDKlucide-reactNext.jsReact

Registry components

alertemptytooltip

chat/route.ts
API route showing deepseek/deepseek-r1 reasoning model integration with toggleable reasoning output. Uses smoothStream with word chunking and sendReasoning controlled by client-side flag.

Redis for rate limiting

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