Instantly · Open Collection

API Collection

Version
View on GitHub Raw JSON Cold EmailOutboundSalesDeliverabilityLead DatabaseEmail VerificationWebhookOpen Collection

Overview

API Collection is a Open Collection published by Instantly on the APIs.io network.

Tagged areas include Cold Email, Outbound, Sales, Deliverability, and Lead Database.

Related API Specs

Instantly Campaigns API (OpenAPI) Instantly Account API (OpenAPI) Instantly Account Campaign Mapping API (OpenAPI) Instantly Analytics API (OpenAPI) Instantly API Key API (OpenAPI) Instantly Audit Log API (OpenAPI) Instantly Background Job API (OpenAPI) Instantly Block List Entry API (OpenAPI) Instantly Campaign API (OpenAPI) Instantly Campaign Subsequence API (OpenAPI) Instantly CRM Actions API (OpenAPI) Instantly Custom Tag API (OpenAPI) Instantly Custom Tag Mapping API (OpenAPI) Instantly DFY Email Account Order API (OpenAPI) Instantly Email API (OpenAPI) Instantly Email Verification API (OpenAPI) Instantly Inbox Placement Analytics API (OpenAPI) Instantly Inbox Placement Blacklist And Spam Assassin Report API (OpenAPI) Instantly Inbox Placement Test API (OpenAPI) Instantly Lead API (OpenAPI) Instantly Lead Label API (OpenAPI) Instantly Lead List API (OpenAPI) Instantly O Auth API (OpenAPI) Instantly Super Search Enrichment API (OpenAPI) Instantly Webhook API (OpenAPI) Instantly Webhook Event API (OpenAPI) Instantly Workspace API (OpenAPI) Instantly Workspace Billing API (OpenAPI) Instantly Workspace Group Member API (OpenAPI) Instantly Workspace Member API (OpenAPI)
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Work with this as data

Every collection 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 collections

4 MCP tools reach this
  • find_collectionsBrowse and filter every collection 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 collection 
curl "https://apis.io/api/v1/collections/open-.refine-report"
All collections 
curl "https://apis.io/api/v1/collections?limit=25"

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A second provider on the same verified email joins the account you already have.