# CorrectInbox API > One API for LinkedIn outreach: connect accounts, search people and companies, read and send messages, run multi-step campaigns, engage with posts, publish posts, and manage network connections and invitations. Base URL: `https://api.correctinbox.com/v1` · Authentication: `X-API-KEY` header. ## Getting started - [Welcome](https://docs.correctinbox.com/welcome.md): One API for LinkedIn outreach — connect accounts, search, message, run campaigns, engage and post. - [Fundamentals](https://docs.correctinbox.com/fundamentals.md): The core objects you work with — accounts, providers, methods, and how requests are shaped. - [Quickstart](https://docs.correctinbox.com/quickstart.md): Link a LinkedIn account and make your first real API call in a few minutes. ## Guides - [Authenticate requests](https://docs.correctinbox.com/authentication.md): How API keys work, where to send them, and how to keep them safe. - [Link an account](https://docs.correctinbox.com/link-account.md): Connect a LinkedIn account to your workspace with a hosted link. - [Manage accounts](https://docs.correctinbox.com/manage-accounts.md): List, retrieve, reconnect and remove the accounts in your workspace. - [Connection status](https://docs.correctinbox.com/connection-status.md): What each account status means and how to react to it. ## Methods - [Search](https://docs.correctinbox.com/search.md): Find people and companies with an account's search, and turn hits into lead lists. - [Users](https://docs.correctinbox.com/users.md): Retrieve a full profile from a profile id or a public LinkedIn URL. - [Messaging](https://docs.correctinbox.com/messaging.md): A unified inbox across every connected account — list chats, read threads, send replies. - [Campaigns](https://docs.correctinbox.com/campaigns.md): Multi-step outreach sequences — connection requests and follow-ups with delays and personalization. - [Engagement](https://docs.correctinbox.com/engagement.md): Like and comment on posts, and pull the list of people who reacted to a post. - [Posts](https://docs.correctinbox.com/posts.md): Publish text and media posts from a connected account, read stats, and delete. - [Network](https://docs.correctinbox.com/network.md): List connections, send connection invitations, and see and accept received invitations. ## Realtime - [Webhooks](https://docs.correctinbox.com/webhooks.md): Receive events — new messages, replies, account status changes, accepted invitations. ## Resources - [Errors](https://docs.correctinbox.com/errors.md): The error shape and the status codes you should handle. - [Rate limits](https://docs.correctinbox.com/rate-limits.md): API request limits, how they are reported, and the provider limits CorrectInbox manages for you. - [Pagination](https://docs.correctinbox.com/pagination.md): How list endpoints page through results with a cursor.