Mailchimp Transactional (Mandrill)

42/100

Mailchimp's transactional email API, sold in 25k-email blocks.

mailchimp.com

// scorecard · 42/100

verified 1mo ago

methodology →

Agent-readiness20/35

Agent registration (api_key)6/9

Public API5/5

OpenAPI spec0/9

MCP server9/9

llms.txt0/3

Reliability & performance0/15

Actively maintained—

Production-ready0/4

Updated recently—

Pricing6/13

Itemized public pricing6/6

Free tier / trial0/4

Free-tier generosity—

Docs & DX2/12

Docs quality—

Public API2/2

Quickstart / examples0/2

Security & compliance10/12

SOC 26/6

ISO 270012/2

GDPR0/2

Security / trust page2/2

Openness4/10

Open source0/6

Open / un-gated API4/4

Company maturity0/3

Company size—

Years operating—

// rankings · cost per standard workload

#9 in Transactional Email$80/ 100k emails

4 blocks x $20 (25k emails/block) = $80/mo

mailchimp.com/pricing/transactional-email

// overview

Mailchimp Transactional (Mandrill) provides transactional email sending with flexible volume-based pricing plans built for 99% email delivery. Pricing uses blocks of 25,000 emails each, starting at $20 per block for up to 500k emails/month and decreasing with volume; dedicated IP available for $29.95/month. It includes a Transactional API and mentions webhooks in navigation.

// pricing

1 to 20 blocks$20/block

up to 500k emails

21 to 40 blocks$18/block

500k to 1M emails

41 to 80 blocks$16/block

1M to 2M emails

81 to 120 blocks$14/block

2M to 3M emails

// security & compliance

✓ SOC 2✓ ISO 27001✗ GDPR✗ HIPAA

// features

99% email delivery
volume-based block pricing
dedicated IP option
Transactional API