How they write addresses
Anthropic email format
How Anthropic writes its people's work addresses, read from addresses an email verifier confirmed.
The format, on a made-up name
Anthropic writes addresses as first name only, at anthropic.com. Jane Doe isn't a real person: put in the name of the one you want to reach.
Writing to someone at Anthropic
Find the person
For a role, that's the hiring manager or whoever leads the team. The posting, Anthropic's team page or LinkedIn usually names them.
Write their name as Anthropic does
Lowercase, with accents dropped: Jane Doe is [email protected], and Zoë Núñez would be [email protected].
Check it before you send
An email verifier tells you whether the mailbox exists without sending anything. A bounce costs more than the check: too many and your emails start landing in spam.
If it bounces
The next formats to try, the ones most startups use first.
- 44% of startups
first name, a dot, then last name
- 20% of startups
first initial followed by last name
- 2% of startups
first initial, a dot, then last name
Write a name every way in the email permutator, Anthropic's format first.
Who to email at Anthropic
132 open roles
For a role, the person to email is usually its hiring manager. The newest:
Engineering Manager
San Francisco, CAStaff Software Engineer, Finance Engineering
San Francisco, CAProduct Manager, Technical, Product Support Experience
San Francisco, CAResearch Engineer
San Francisco, CAAudit Operations Lead
San Francisco, CACustomer Success Manager
Munich, Germany
Tracking Anthropic
Want the person hiring at Anthropic, by name, with their work email?
Anthropic email format: frequently asked questions
What is the email format at Anthropic?
Anthropic addresses use first name only at anthropic.com, for example [email protected]. All 3 Anthropic addresses we've verified follow it. As of October 2026.
How do I find a recruiter's or hiring manager's email at Anthropic?
Find their name first: the job posting, the team page or LinkedIn usually has it. Then write it the way Anthropic does, so Jane Doe would be [email protected], and check the address with an email verifier before you send.
What if my email to Anthropic bounces?
Check the spelling of their name first. Then try the next most common formats at startups: [email protected] and [email protected]. Someone who goes by a short name may use it in their address too.
How do you know Anthropic's email format?
From addresses we've found for Anthropic's people and checked with an email verifier, which asks Anthropic's mail server whether each mailbox exists without sending anything. Only mailboxes the server confirmed count: a server that accepts every address confirms guesses too, so those are left out. All 3 Anthropic addresses we've verified follow it.