Devon

Codex

Built for humans and agents

Now in early access

An agent-native editor
for
An agent-native editor
for
An agent-native editor
for
An agent-native editor
for
An agent-native editor
for

Sundial lets you hand off work to agents while staying in the driver’s seat.

Sundial lets you hand off work to agents while staying in the driver’s seat.

Sundial lets you hand off work to agents while staying in the driver’s seat.

Claude

Maya

Sunny

Used by researchers and

builders at

Used by researchers and builders at

  • Berkeley logo
  • Georgia Tech logo
  • UIUC logo
  • Berkeley logo
  • Georgia Tech logo
  • UIUC logo

Features

Built for human understanding, not just doing.

Built for human understanding, not just doing.

Built for human understanding, not just doing.

Built for human understanding, not just doing.

Be in the driver’s seat

Review and track edits as precisely as you’d like. Batch review edits across users, agents, files, or time.

Be in the driver’s seat

Review and track edits as precisely as you’d like. Batch review edits across users, agents, files, or time.

Be in the driver’s seat

Review and track edits as precisely as you’d like. Batch review edits across users, agents, files, or time.

Use your preferred AI agent

Connect Claude Code or any local agent in seconds. Or use Sunny, Sundial's agent that is compatible with 100+ models.

Use your preferred AI agent

Connect Claude Code or any local agent in seconds. Or use Sunny, Sundial's agent that is compatible with 100+ models.

Real-time multiplayer

Live cursors, inline comments, version history: everything you expect from a modern collaborative editor.

Real-time multiplayer

Live cursors, inline comments, version history: everything you expect from a modern collaborative editor.

Comparison

Everything

in one place.

Everything

in one place.

Real-time collaborative

Version history

Works with any agent

Edit attribution

Batch review diffs

Claude & Codex

Tools open

Real-time collaborative

No co-editing

AI

Version history

Commit-based

Notebooks

Works with any agent

Locked to one vendor

LaTeX compile

Edit attribution

No attributed records

Only on commit

Git sync

Review diffs batches

Yes, per chat

Sundial

Live, multiplayer docs

Tools open

Real-time collaborative

Edit-by-edit

AI

Version history

Use any agent or model

Notebooks

Works with any agent

Every edit, attributed

LaTeX compile

Edit attribution

Yes, across chats

Git sync

Review diffs batches

Free early access

Collaborate on work you can trust.

Join us for early access to Sundial!

Free early access

Collaborate on work you can trust.

Join us for early access to Sundial!

Free early access

Collaborate on work you can trust.

Join us for early access to Sundial!

Free early access

Collaborate on work you can trust.

Join us for early access to Sundial!

Free early access

Collaborate on work you can trust.

Join us for early access to Sundial!