Sinch WhatsApp Business API vs WATI

Sinch WhatsApp Business API and WATI are both WhatsApp Business APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. On compliance, Sinch WhatsApp Business API additionally documents SOC 2. For coding-agent use, WATI scores higher on agent-friendliness (65 vs 50).

Comparedby a transparent data-readiness score computed from each API's published, sourced fields. No reviews, no paid placement. How we rank.

Data last verified 2026-06-16, with every field cited on each profile.

Head-to-head, from published, cited fields (auto-generated; no paid placement)
Field	Sinch WhatsApp Business API	WATI
Starting price	-	$59 month + per-message markup
Pricing model	Sales-led	Hybrid
Free tier	✗	✗
Self-serve signup	✓	✓
SOC 2	Type II	·
HIPAA	✗	·
GDPR	✓	✓
Webhooks	✓	✓
Sandbox	✗	✗
Documented actions	18	21

Full data and citations: Sinch WhatsApp Business API · WATI. See more WhatsApp Business APIs.