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Relayly — The email platform that lands in the inbox
Send transactional and marketing email through one fast API — with built-in address validation, automated IP warmup, and real-time signed webhooks. Engineere...
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86 % |
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Avelto · The email API for developers who want it to just work
Send transactional email with one request. Verified domains, test mode and a sandbox, signed webhooks and a full event log. Free for 5,000 emails a month.
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86 % |
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zaSend — Transactional Email API & SMTP for Developers
zaSend is a transactional email API and SMTP service for developers. Send email from your own domain with SPF, DKIM, DMARC, webhooks, logs, and free starter...
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85 % |
|
Kantsy — Email infrastructure for AI agents
Give your AI agent a real email address in one curl call. Send and receive mail programmatically over a simple REST API. No SMTP, no IMAP, no fuss.
|
85 % |
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ShellMail — Email for AI agents
Give your AI agent a real email address. Send and receive email, extract OTPs automatically via a simple REST API.
|
85 % |
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Qwik Mailer — AI-Native Email Delivery Platform
Fast, affordable, developer-friendly email infrastructure. Perfect for startups and creators. Get intelligent deliverability and AWS-backed routing with just...
|
85 % |
|
rate.email
Check any email address before it becomes a bad signup. Get a verdict, a 0-100 score, and the exact reasons behind it in one API call.
|
84 % |
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ISET Mail
Post-quantum signed, sealed, fraud-screened email for humans and AI agents.
|
84 % |
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SendStack — One API. Any Provider. Every Domain.
The unified email control plane for solo builders. Bring your own SES, SendGrid, Mailgun, or Resend. One API to send, route, and monitor transactional email....
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84 % |
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daimon.email — Email inboxes for AI agents
Email inboxes for AI agents. Self-provision instantly via API. No human required. No OAuth. Free tier forever — unlimited receive-only inboxes.
|
84 % |
|
Mailto.Bot
Mailto.Bot is an email API for developers and AI agents. One API call creates a working mailbox that can send and receive email. Free tier available.
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84 % |
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MailFlat | Instant email inboxes for testing, automation & AI agents
Instant email inboxes for testing, automation, and AI agents. Create on demand, keep as long as you need, delete anytime. End-to-end encrypted.
|
84 % |
|
AutoEmail | Never Worry About Email Again - Agent-Ready API
Give your AI agent a documented REST API to read, draft, and send email across every business inbox - humans approve before it sends.
|
84 % |
|
NOD Email — transactional email that tells you what happened
A transactional email API with a managed Amazon SES gateway, an optional bring-your-own SES connection, and a web mailbox. One API either way.
|
84 % |
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Real email inboxes for AI agents — Postillion
Give AI agents real email inboxes that are durable, secure, routable, and auditable.
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84 % |
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InboxSpec | Email infrastructure for agents
Email infrastructure built for autonomous agents and the teams behind them.
|
84 % |
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AI Email Service — Free Receive-Only Email for AI Agents
Free email addresses for AI agents. Receive verification codes, sign up for services, and read incoming mail via API. All features free. No sending.
|
83 % |
|
Mailaki — Email Delivery Infrastructure for Developers
High-performance transactional and bulk email API built in Rust. 100k+ emails/minute, first-class deliverability, webhooks, and a dead-simple REST API.
|
83 % |
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Temmera | Email for everything you launch
A separate inbox for every app you launch. Mailboxes on your own domain, shared by people and AI agents, with each agent key limited to the mailboxes you giv...
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83 % |
|
Ollastack — Forms, mailboxes & email testing, built for your AI agents
Forms, mailboxes & email testing, built for your AI agents. Three things your agents need, one backend: form endpoints they POST to and sail past the bot def...
|
83 % |
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