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Everything about using Shard in Roblox Studio, written for plugin 1.0.3 of the public beta. New here? Start with Getting started. Seeing an error? Go to Troubleshooting.

Start

Getting started
Install, open Shard from the toolbar, sign in or continue as a guest, pick a provider and model, and send your first message.
Providers and API keys
Every provider you can pick, where to get each key, reasoning, prompt caching and Amazon Bedrock.
Connected accounts
Use your ChatGPT (Codex) or Claude (Claude Code) subscription: how it works, how to connect, and what you pay for.
Shard-hosted models and credits
Models Shard runs for you, paid with credits. Pricing is a placeholder.

Using Shard

Chatting
The message queue and Steer, Stop, chat history, pinning and deleting, compaction and /compact, and the chat details panel.
What Shard can do in your place
Every tool in plain words, undo with Ctrl+Z, what RunCode can and can’t do, and edit-mode limits.
Skills
The ten built-in skills, their slash commands, and how Shard picks them on its own.
Agents
Crews of agents working in parallel, team messages, safe editing, and how to stop them.
Playtesting with Shard open
Why Shard pauses during a playtest, how it comes back, and how to test what it built.

Reference

Limits and quotas
Beta message and web-browse limits, what counts as a message, and other limits.
Troubleshooting
Every error message Shard shows, grouped by topic, with what to do.
FAQ
Short answers to common questions.
Privacy and data
Draft for review: what is sent where, and what Shard’s server keeps.