
ZapClient
The easiest WhatsApp API for automation and bots
What it does
ZapClient is a simple WhatsApp API that allows developers and businesses to send and receive messages using HTTP requests. Integrate WhatsApp with your apps, CRMs, ERPs and automation tools in minutes. Use ZapClient to build: • WhatsApp bots • customer support automation • AI agents • notifications and alerts • CRM integrations Start sending WhatsApp messages in minutes with a simple REST API.
Does the same job
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Zernio WhatsApp APIJun 2026 · zernio.com · ▲362One API for WhatsApp: messaging, calling, and AI agents


- WCWeb client for WhatsApp2012 · whatsapp.filshmedia.net · ▲50
- SWSimple WhatsApp API (Open Source)Sep 2025 · github.com · ▲15
Had a Lot of issues with existing APIs especially with Attachment support. Hence built own Whatsapp API. Currently only Send Messages

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