> ## Documentation Index
> Fetch the complete documentation index at: https://docs.asisso.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Create and manage outbound calling campaigns

A **campaign** runs a workflow against a list of contacts. You upload a CSV of phone numbers, configure retry logic and scheduling, then start the campaign. Asisso dials contacts automatically up to your configured concurrency limit.

| Method  | Endpoint                           | Quick Link                                                      |
| ------- | ---------------------------------- | --------------------------------------------------------------- |
| `POST`  | `/s3/presigned-upload-url`         | [Upload contacts CSV](/api-reference/campaigns/upload-contacts) |
| `POST`  | `/campaign/create`                 | [Create a campaign](/api-reference/campaigns/create)            |
| `GET`   | `/campaign/`                       | [List campaigns](/api-reference/campaigns/list)                 |
| `GET`   | `/campaign/{campaign_id}`          | [Get a campaign](/api-reference/campaigns/get)                  |
| `PATCH` | `/campaign/{campaign_id}`          | [Update a campaign](/api-reference/campaigns/update)            |
| `POST`  | `/campaign/{campaign_id}/start`    | [Start](/api-reference/campaigns/start)                         |
| `POST`  | `/campaign/{campaign_id}/pause`    | [Pause](/api-reference/campaigns/pause)                         |
| `POST`  | `/campaign/{campaign_id}/resume`   | [Resume](/api-reference/campaigns/resume)                       |
| `GET`   | `/campaign/{campaign_id}/progress` | [Get campaign progress](/api-reference/campaigns/progress)      |
| `GET`   | `/campaign/{campaign_id}/runs`     | [Get campaign call runs](/api-reference/campaigns/runs)         |

## Campaign status values

| Status      | Description                         |
| ----------- | ----------------------------------- |
| `draft`     | Created but not started             |
| `running`   | Actively dialing contacts           |
| `paused`    | Temporarily stopped; can be resumed |
| `completed` | All contacts processed              |
| `failed`    | Campaign encountered a fatal error  |