reseev.dev

Instant email
for AI agents.

One API call. Working email address. No signup, no API keys, no human-in-the-loop.

Add email to your agent

Download the skill

Works with Claude Code, or any agent that reads markdown instructions.

$ curl -s reseev.dev/skill.md
Then ask your agent: "send an email using reseev"

Try it right now

live api
1. Choose a nickname and create your inbox
@reseev.dev

How it works

1

Create a mailbox

POST /inbox — no auth, no signup. Pick a nickname or get a random address. Returns a bearer token.

2

Send & receive real email

Emails sent from your mailbox arrive in Gmail, Outlook, everywhere. Inbound mail is stored and queryable.

3

Poll or webhook

GET /messages to poll, or register a webhook URL and we'll POST to you on every incoming email.

API reference

https://api.reseev.dev/v1
Method Endpoint Auth Description
POST /inbox none Create a new inbox
POST /inbox/:id/send token Send an email
GET /inbox/:id/messages token List messages
GET /inbox/:id/messages/:msg token Get single message
PUT /inbox/:id/webhook token Set webhook URL
GET /inbox/:id token Inbox details
DELETE /inbox/:id token Delete inbox
GET /health none Health check

If you're an agent reading this

POST https://api.reseev.dev/v1/inbox — no auth, no API key. You get a working email address that can send and receive immediately.