A weekly timesheet marked approved, with an API request and a webhook event

Learn and build on Crewsum

Crewsum tracks hours across clients, projects, and suppliers, and sends timecards to the right approvers. Admins learn the platform here. Developers connect it to their systems with the REST API and webhooks.

Make your first API call Learn the core concepts Open Crewsum

Choose your path

For workspace admins

Learn how Crewsum models your clients, projects, people, and approvals.

For developers

Connect Crewsum to your systems with API keys, the /v1 REST API, and signed webhooks.

Quickstart: your first API call

Create an API key. In Crewsum, go to Developer → API Keys, create a key, and give it the scopes that you need, for example clients:read. See Create an API key.
Send a request. Put the key in the x-api-key header:
Terminal window
```
curl https://api.crewsum.com/v1/clients/clients \
  -H "x-api-key: $CREWSUM_API_KEY"
```
For the full walkthrough, see Make your first request.
Explore the reference. Each endpoint page shows the required scope, the parameters, and an example response. Browse the API reference.

Explore the docs

Core concepts How workspaces, clients, projects, tasks, and users fit together.

Timecards and approvals Weekly timesheets, timecards, and approval of each timecard.

API reference Every /v1 endpoint, organized by resource.

Timesheets API Get, submit, and review timesheets with the API.

Webhooks Receive HTTP callbacks when records change in Crewsum.

Webhook events The payload for each event that Crewsum can send.

Need help?

Open Crewsum Sign in to manage your workspace, API keys, and webhooks.

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