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Agent Draw

AI agent plays drawing and guessing games on a shared infinite canvas.

Other Kids & family Show HN · launch post · ▲ 53

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What it does

Agent Draw is a tool that places an AI agent on a shared infinite canvas. A user draws a rectangle, describes what should go inside it, and the agent draws it while the user continues presenting. Multiple rectangles can be queued; each drawing happens in sequence. The agent works within tldraw, an infinite-canvas SDK for React that both humans and code can operate.

Who it is for

Presenters who want to generate diagrams and sketches live while talking. The tool suits anyone explaining concepts visually—chemistry lessons, decision trees, or scenes—who wants the canvas populated without pausing to draw manually. Developers building on tldraw who need agent capabilities may find the open-source implementation useful as a reference.

Pricing

The site does not show prices.

How it stands out

Agent Draw builds on tldraw's official Agent starter kit rather than reinventing agent-canvas interaction from scratch. The core innovation is the workflow: draw a region, speak a request, receive a drawing without breaking presentation flow. The implementation demonstrates how different model sizes affect output quality—Claude Opus produces ambitious compositions with pen tool sketches, while smaller models like Haiku default to simple primitives and Claude's Gemini variant appears to abandon tasks more readily. The tool is open source, letting others inspect how the agent reads canvas state, interprets text requests, and executes drawing commands through tldraw's API.

What a founder should check

First, verify whether users actually need live diagram generation during presentations or whether pre-drawn slides meet the need better. Second, test whether the model quality issue—smaller, cheaper models giving up or producing simpler output—creates a pricing-versus-quality trap that limits market size. Third, assess whether tldraw's canvas paradigm is the main bottleneck for agent-assisted drawing, or whether the real friction is elsewhere: integrating with presentation software like PowerPoint or Google Slides, handling domain-specific diagram types, or managing context across a multi-slide presentation.

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