Customize how your AI writes your emails

Boost your team’s output with AI-powered email drafting, organization, and follow-ups — all in your tone.

Customize how your AI writes your emails

Boost your team’s output with AI-powered email drafting, organization, and follow-ups — all in your tone.

Smart Automation

Inbox on autopilot

Your team’s agents draft, organize, and send, freeing up time for what matters most.

Does it need a reply?

Based on content and history

Yes

New incoming email

trigger

Sent via Gmail

Using your account

Write an email

With right voice & tone

Does it need a reply?

Based on content and history

Yes

New incoming email

trigger

Sent via Gmail

Using your account

Write an email

With right voice & tone

Does it need a reply?

Based on content and history

Yes

New incoming email

trigger

Sent via Gmail

Using your account

Write an email

With right voice & tone

Instant review

100% control

Smart drafting

Your team’s tone, your team’s voice

It remembers your context, tone, and past conversations — across the whole team. Review drafts, make quick edits, or send them right away.

Work smarter, not longer

Get back 2 hours a day for every teammate

Stay focused and get back to real work. Upstream handles your team’s inboxes — drafting, organizing, and managing messages so everyone can spend time where it really matters.

Join the waitlist

Be the first to try Upstream

Sign up to give your team the power to move faster.

Join the waitlist

Be the first to try Upstream

Sign up to give your team the power to move faster.

Join the waitlist

Be the first to try Upstream

Sign up to give your team the power to move faster.

Ready to work smarter?

Try Upstream and see your team’s inbox run itself.

© 2025. All rights reserved.

Ready to work smarter?

Try Upstream and see your team’s inbox run itself.

© 2025. All rights reserved.

Ready to work smarter?

Try Upstream and see your team’s inbox run itself.

© 2025. All rights reserved.