WebhookInfo
Information about a configured webhook.
CampaignsEmail MarketingMarketing AutomationNewslettersTransactional EmailAudience ManagementSMSE-CommerceWebhookMarketing Analytics
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "#/components/schemas/WebhookInfo",
"title": "WebhookInfo",
"type": "object",
"description": "Information about a configured webhook.",
"properties": {
"id": {
"type": "integer",
"description": "The unique webhook identifier.",
"example": "abc123"
},
"url": {
"type": "string",
"format": "uri",
"description": "The webhook URL.",
"example": "https://www.example.com"
},
"description": {
"type": "string",
"description": "A description of the webhook.",
"example": "A sample description."
},
"auth_key": {
"type": "string",
"description": "The key used to generate webhook signatures for verifying webhook authenticity.",
"example": "example_value"
},
"events": {
"type": "array",
"items": {
"type": "string",
"enum": [
"send",
"hard_bounce",
"soft_bounce",
"open",
"click",
"spam",
"unsub",
"reject",
"deferral"
]
},
"description": "The events that trigger this webhook.",
"example": []
},
"created_at": {
"type": "string",
"format": "date-time",
"description": "When the webhook was created.",
"example": "2026-01-15T10:30:00Z"
},
"last_sent_at": {
"type": "string",
"format": "date-time",
"description": "When the webhook last fired.",
"example": "2026-01-15T10:30:00Z"
},
"batches_sent": {
"type": "integer",
"description": "Total number of event batches sent.",
"example": 10
},
"events_sent": {
"type": "integer",
"description": "Total number of events sent.",
"example": 10
},
"last_error": {
"type": "string",
"description": "The last error received from the webhook URL.",
"example": "example_value"
}
}
}
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.
All 92 tools
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/mailchimp-webhookinfo"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no email required.
A second provider on the same verified email joins the account you already have.