# FreshBooks Webhooks (Callbacks API)

**Canonical:** https://apis.io/apis/freshbooks/freshbooks-webhooks/  
**Provider:** FreshBooks — https://apis.io/providers/freshbooks/  
**Base URL:** https://api.freshbooks.com  
**Documentation:** https://www.freshbooks.com/api/webhooks

FreshBooks Webhooks (Callbacks API) is one of 13 APIs that [FreshBooks](https://apis.io/providers/freshbooks/) publishes on the [APIs.io](https://apis.io/) network, described by an AsyncAPI event-driven specification. Tagged areas include Webhook, Event, Callbacks, Accounting, and Invoicing. The published artifact set on APIs.io includes API documentation and an AsyncAPI specification.

Event delivery surface for the FreshBooks Callbacks API. Subscribers register an HTTPS endpoint, complete a verifier handshake, and then receive HMAC-SHA256 signed POSTs (application/x-www-form-urlencoded) for noun.verb events across bills, bill vendors, categories, clients, credit notes, estimates, expenses, invoices, items, payments, projects, recurring templates, services, taxes, and time entries.

## Machine-readable artifacts (2)

- **Documentation** — https://www.freshbooks.com/api/webhooks
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/freshbooks/refs/heads/main/asyncapi/freshbooks-webhooks-asyncapi.yml

## Other FreshBooks APIs (12)

- [FreshBooks REST API](https://apis.io/apis/freshbooks/freshbooks-api/)
- [FreshBooks Auth API](https://apis.io/apis/freshbooks/freshbooks-auth-api/)
- [FreshBooks Clients API](https://apis.io/apis/freshbooks/freshbooks-clients-api/)
- [FreshBooks Estimates API](https://apis.io/apis/freshbooks/freshbooks-estimates-api/)
- [FreshBooks Expenses API](https://apis.io/apis/freshbooks/freshbooks-expenses-api/)
- [FreshBooks Invoices API](https://apis.io/apis/freshbooks/freshbooks-invoices-api/)
- [FreshBooks Items API](https://apis.io/apis/freshbooks/freshbooks-items-api/)
- [FreshBooks Payments API](https://apis.io/apis/freshbooks/freshbooks-payments-api/)
- [FreshBooks Projects API](https://apis.io/apis/freshbooks/freshbooks-projects-api/)
- [FreshBooks Tasks API](https://apis.io/apis/freshbooks/freshbooks-tasks-api/)
- [FreshBooks Taxes API](https://apis.io/apis/freshbooks/freshbooks-taxes-api/)
- [FreshBooks TimeEntries API](https://apis.io/apis/freshbooks/freshbooks-timeentries-api/)

## Tags

Webhook, Event, Callbacks, Accounting, Invoicing

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/freshbooks/freshbooks-webhooks/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/freshbooks/.