1Code by 21st
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Supported Integrations

Tag @1code from your favorite tools

Powerful Features

Everything you need to delegate work to agents

Tag from anywhere

Mention @1code in GitHub issues, PRs, Linear tickets, or Slack. Same workflow you already use, now with agents.

Sandboxed execution

Agents run in isolated environments with live previews. No local setup needed.

Stay in control

Review PRs like any team member. Tag @1code in comments to iterate until you're satisfied.

How It Works

From mention to merged PR in three simple steps

Connect your repos

Link your GitHub or GitLab repositories in settings. One-time setup that takes seconds.

Tag @1code

Mention @1code from GitHub issues, PR comments, Linear tickets, or Slack messages with what you need.

Review & merge

Agents work in sandboxes and create PRs. Review changes, give feedback, and merge when ready.

Frequently Asked Questions

Everything you need to know about 1Code Async

1Code Async - Just tag @1code