Brevo (formerly Sendinblue)
sendinblue.com
Provides REST API and SMTP relay to send transactional and marketing email, SMS, and WhatsApp messages, plus marketing automation and CRM tools.
The Brevo (formerly Sendinblue) API uses api key authentication; has freemium pricing; offers a free tier (300 emails per day free, no credit card required, full API access); rate limits: Free plan: 300 emails/day, 1,000 req/s; paid plans: no daily limit, 1,000–6,000 req/s depending on plan (2,000 RPS Pro/Enterprise, 6,000 RPS Enterprise only); 429 status when exceeded. Verified 2026-07-12 with per-field source links.
Base URL
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no sourcePricing
Free plan (300 emails/day); paid plans start at $9/month; Starter from 5,000 emails/month, Professional from 150,000 emails/month, Enterprise custom (1M+ emails/month); pay-as-you-go credits available
brevo.com ↗Rate limits
Free plan: 300 emails/day, 1,000 req/s; paid plans: no daily limit, 1,000–6,000 req/s depending on plan (2,000 RPS Pro/Enterprise, 6,000 RPS Enterprise only); 429 status when exceeded
brevo.com ↗OpenAPI spec
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no sourceMCP server
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