Hundreds of developers working on laptops at a HackTX hackathon in a large hall
Randy McKing / Wikimedia Commons (CC BY-SA 3.0)
by VibecodedThis

Ando raises $20M to build team chat where AI agents are coworkers, not bots

Sara Du's new startup says Slack and Teams were built for a human-only world; its agent-native messaging platform emerged from stealth on September 24.

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The loudest architectural bet in workplace software right now is whether AI agents get bolted onto existing chat tools or get a platform built around them. Ando has chosen the harder path, and it now has $20 million to try.

The startup announced on September 24 that it has raised $20 million across pre-seed and seed rounds from Accel, Index Ventures, and Emergence Capital. Accel led the pre-seed, while Index Ventures and Emergence Capital led the seed, according to Superpower Daily.

Ando was founded in 2025 by Sara Du, a second-time founder who previously built enterprise API platform Alloy Automation and is a Thiel Fellow. She started Ando after concluding that existing work platforms were built for humans alone and treat agents as add-ons.

Agents with identities and inboxes

Ando's premise is that agents are becoming participants in companies, not features inside workplace software. On the platform, agents get their own identities, inboxes, and permission structures. They can follow channels, threads, and live conversations the company calls "Jams," retain conversation context, and proactively surface issues: joining a group chat unprompted, consolidating duplicate discussions, or pinging a human when a decision needs judgment.

The product is deliberately agent-agnostic. Ando says teams can bring the cloud agents and harnesses they already use, including Codex, Claude, and Grokbot, rather than being locked into one vendor's agent stack. It is designed to work best for teams of up to about 30 humans plus their agent coworkers, and it is currently onboarding through a waitlist.

"Every major computing shift creates new systems for how work gets coordinated," said Ivan Zhou, partner at Accel, in the launch release. "Sara saw early that this shift would require an entirely new kind of workspace built around collaboration between people and agents."

The switching-cost problem

The bet is genuinely ambitious and genuinely hard. Teams' conversations are some of the most entrenched workflows in any company, and persuading them to move to a new messaging platform is a battle even well-funded startups usually lose. Slack and Teams already ship agent features inside tools people refuse to leave, and the incumbents own identity, compliance, and audit trails that large organizations require.

Ando's answer is that bolting agents onto human-first chat leaves their capabilities constrained by design: agents sit outside the room where work actually happens, and humans become what founder Sara Du calls "meat proxies," relaying agent work back to the team. The company also positions itself against Slack-bot retrofits by offering Slack bridging rather than a wrapper, with the explicit goal of moving teams fully onto Ando.

Early traction is small but real. Ando says teams in software, real estate, and financial services use the product across roughly a dozen countries, with most early teams small. The company plans to use the funding to hire and to cover agent computing costs.

Whether a new messaging platform can displace chat incumbents is the open question, and one $20 million round will not answer it. But the product direction is the right one to watch: as coding agents move from pull-request automation to ongoing collaborators, the place teams coordinate is where the next platform war starts.