Sairaph Mail vs Nylas

Where Nylas wins

• Unified access to end-user accounts. Nylas connects to a person's existing email, calendar, and contacts across providers through one API and OAuth - ideal when you are building *on top of* a user's mailbox.
• More than email. Calendar and contacts are first-class alongside email, which Sairaph Mail does not offer.
• Provider abstraction. It normalises differences between Gmail, Outlook/Microsoft 365, and generic IMAP behind one interface.

If your product needs to read and act on the mailboxes your users already have, Nylas is built for exactly that.

Where Sairaph Mail is the better fit

• An owned mailbox, not borrowed access. Nylas connects to an account a human already controls (and consents to via OAuth). Sairaph Mail provisions a fresh mailbox the agent owns outright - no OAuth dance, no human account behind it. See agent mailbox.
• No per-user OAuth or CASA wall. Because the mailbox is ours to mint, an agent gets one with a scoped key in minutes, without the verification and audit burden of touching consumer mail providers.
• Native MCP server. Sairaph Mail exposes the mailbox as MCP tools over streamable-HTTP. See the MCP email server pillar.
• A clean two-way contract. Send + receive + read-back as one JSON-native object, not IMAP semantics normalised across providers. See two-way email API.
• EU-resident by default, operated by an EU-incorporated company.

Side-by-side

The category distinction

Nylas answers "how do I work with the mailboxes my users already have?" Sairaph Mail answers "how does my agent get a mailbox of its own?" If you do not have a human account to connect - because the actor is an autonomous agent - a unification layer has nothing to unify, and you want a provider that mints the inbox.

A minimal agent send + read

curl https://mail.sairaph.com/api/v1/mailboxes/$MAILBOX_ID/outbound \
  -H "Authorization: Bearer $SAIRAPH_MAIL_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d '{
    "to": ["agent@acme.dev"],
    "subject": "Your verification code",
    "body_text": "Reply with APPROVE to continue."
  }'

# Read inbound from cache, or live=true for an on-demand fetch.
curl "https://mail.sairaph.com/api/v1/mailboxes/$MAILBOX_ID/messages?direction=inbound&live=true" \
  -H "Authorization: Bearer $SAIRAPH_MAIL_KEY"

How Sairaph Mail fits

Building on your users' existing inboxes? Nylas. Giving an agent its own inbox? Sairaph Mail. See the product page and pricing.

Next step: read the developer docs at https://mail.sairaph.com/docs. CTA: Get started.