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AgentMail
Email infrastructure for AI agents
Last verified August 15, 2026 · Updated daily
What AgentMail is building
AgentMail is rebuilding email infrastructure from scratch, not for humans, but for AI agents. Developers plug into their API to give agents their own real email inboxes, with the same two-way capabilities a human has: sending, receiving, threading, parsing, labelling, replying. The product integrates natively with Langchain, CrewAI, and LlamaIndex. Unlike transactional APIs that only send, AgentMail inboxes can hold a conversation. They also just launched an onboarding API that lets an agent sign itself up and create its own inbox autonomously, no developer in the loop required.
Why this matters
The agent economy just went mainstream. OpenClaw's viral launch in late January 2026 tripled AgentMail's user count in a single week and quadrupled it the following month. Gmail, Outlook, and SendGrid were built for humans. They cap API throughput, don't support programmatic inbox creation at scale, and treat high-volume agent sends as abuse. An agent booking meetings, handling support tickets, and negotiating vendor contracts needs the same email identity a human employee has. AgentMail is the first company to build that from the ground up. With 500+ B2B customers and hundreds of thousands of active agent users in just seven months of existence, the product has demonstrably hit a nerve.
Open roles at AgentMail
4 positions we're tracking. Roles are re-checked daily and removed when filled.
Backend / Infrastructure Engineer
First seen 4 months ago
Developer Relations / Developer Advocate
First seen 4 months ago
Growth / Developer Marketing Lead
First seen 4 months ago
Operations / GTM Lead
First seen 4 months ago
Hiring outlook
The press release is unusually direct: the money goes to 'expand the engineering team' and 'accelerate developer and agent adoption.' That's two separate hiring mandates, one technical, one growth-facing. YC's company page lists 4 open roles across operations, engineering, and marketing. The angel lineup is the most instructive signal - Dharmesh Shah, Paul Copplestone, Karim Atiyeh - these aren't passive cheques, this group patterns to companies that grow via developer advocacy, documentation quality, and community.
Working at AgentMail
Founded in , AgentMail is Email infrastructure for AI agents. They're now <50 people. Working at a B2B, Infrastructure company at this stage means broad remit, direct access to founders, and equity that still means something if the company works out.
Most openings are based out of San Francisco, CA, USA.
Frequently asked questions
How many jobs does AgentMail have open?
As of March 2025, AgentMail has 4 open positions.
Does AgentMail hire remotely?
AgentMail doesn't have remote openings at the moment. All roles are in San Francisco, CA, USA.
What roles is AgentMail hiring for?
AgentMail is hiring across Engineering, Operations. The most recent opening is Backend / Infrastructure Engineer.
How do I apply for a job at AgentMail?
Use the apply links above, or check our guide to getting hired at AgentMail.
Where is AgentMail based?
AgentMail is headquartered in San Francisco, CA, USA.
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