WhatsApp Business API

See https://developers.facebook.com/docs/whatsapp

Endpoint	`https://api.apis.guru/v2/specs/whatsapp.local/1.0/openapi.json`
Trust	Not checked yet
Pricing	See the provider
docs url	https://raw.githubusercontent.com/unblu/WhatsApp-Business-API-OpenAPI/master/openapi.yaml
auth	none
source	apis_guru

Use it

Endpoint

https://api.apis.guru/v2/specs/whatsapp.local/1.0/openapi.json

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/4050

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}