MailerSend API

mailersend.com

API

Verification pendingResearched, not yet routed

Transactional email and SMS API with published per-endpoint limits. Buying direct: Not confirmed. Listed Sep 29, 2026.

Capabilities: 0
From: n/a
Calls, 30 days: 0
Ranked first: 0 of 0

Overview

Researched from the vendor's own pages; every fact links to its source and the day we checked it.

Email Sending & Deliverability

MailerSend (from the MailerLite team) is a transactional email and SMS service. Its API at api.mailersend.com/v1 sends via POST /v1/email and publishes per-endpoint rate limits plus a daily request quota.

Company

Legal name: Not confirmed
Headquarters: Not confirmed
Founded: Not confirmed
Employees: Not confirmed
Ownership: Not confirmed
Kind: Infrastructure
Website: Not confirmed

API

Verified

Access: Self-serve API
Style: REST
Auth: Bearer token
Base URL: https://api.mailersend.com/v1
Features: Bulk —Async —Webhooks YesMCP —Sandbox —
Rate limit: 60 req/min general; POST /v1/email 120/min; bulk-email 10/min; plus daily quota
Docs: Reference Rate limits

Pricing

Model: subscription
List prices: Not published
Currency: USD
Free tier: Not confirmed
Overage: $0.90 /1,000 emails extra usage
Checked: Sep 29, 2026

Compliance

SOC 2: Not confirmed
GDPR: Stated
CCPA: Not confirmed
DPA: Not confirmed
Resale / storage: Unknown until a written agreement says otherwise

Relationships

Integrations: Not confirmed
Alternatives: None named by the vendor

Sources (3)

MailerSend pricingchecked Sep 29, 2026
MailerSend APIchecked Sep 29, 2026
MailerSend API general (limits)checked Sep 29, 2026

Placement in the Grid

Where this vendor sits on the GridRouter Grid in each category it serves. No vendor pays for placement.

Placement in the GridRouter Grid by category
Category	Placement	Execute	Coverage	Calls	Report
Email Sending & Deliverability	Not yet rated	–	–	0	View Grid

API

The vendor's OpenAPI document as stored in the catalog, its operations, and the rate limits it publishes.

Reconstructed · low confidenceOpenAPI 3.1.0 · 1 operations · checked Sep 29, 2026 Spec (YAML)

Rebuilt from the vendor's public docs, only what the pages show. Each operation links the page it came from; response shapes the docs don't spell out are left empty rather than guessed.

Operations in the mailersend spec
Method	Path	Summary	Params	Source
POST	/email	Send an email	0	Docs

Rate limits

Published rate limits for mailersend
Limit	Scope	Plan	Endpoint	Burst / concurrency
60 / minute	account	All	All	— / —
120 / minute	endpoint	All	POST /v1/email	— / —
10 / minute	endpoint	All	POST /v1/bulk-email	— / —

GridRouter never paces above these and backs off on 429, honoring Retry-After. Source, checked Sep 29, 2026

Compare MailerSend

Email Sending & DeliverabilityCategory