How Flow API compares
Honest comparisons with the official WhatsApp Business Platform and other WhatsApp APIs.
Green API
Same request format, migrate by changing one URL.
Flow API or the official WhatsApp Business API?
When to use Flow API and when to use Meta's official WhatsApp Business Platform: approval, templates, per-message pricing since 2025, and what changed on October 1, 2026.
A Whapi.Cloud alternative
Comparing Flow API and Whapi.Cloud: price per number, free trial, Green API compatibility, n8n and Zapier apps and MCP for AI agents.
Self-host WAHA, or let Flow API run it?
WAHA is an open-source WhatsApp HTTP API you run yourself. Compare running your own server with Flow API's hosted service: setup, upkeep, integrations and cost.
Try it on your own number
7 days free, no credit card. Then $10 per number per month.