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Copyium by GTM S t a c k

Collaborative Editor

A team-first editor with real-time collaboration, inline AI suggestions, commenting, and approval workflows.

Key Capabilities

Real-Time Collaboration

Multiple team members can edit the same document simultaneously. See cursors, selections, and changes in real time.

Inline AI Assist

Highlight any text and get AI suggestions: rewrite, expand, simplify, or translate. Accept or reject with one click.

Comments and Threads

Leave comments, start discussion threads, and resolve feedback directly in the document. Keep all context in one place.

Approval Workflow

Set up review stages: draft, review, approved, published. Route content through your team with automatic notifications.

How It Works

1

Create a document

Start a new document or import existing content. Invite team members to collaborate.

2

Collaborate with AI

Write together with your team and AI assistance. Use inline suggestions to improve quality.

3

Review and approve

Route the document through your approval workflow. Publish when all reviewers approve.

Write together, ship faster

Team editing with AI built in. Comments, approvals, and publishing in one place.

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