# Mavrck Opt In API

**Canonical:** https://apis.io/apis/mavrck/mavrck-opt-in-api/  
**Provider:** Mavrck — https://apis.io/providers/mavrck/  
**Base URL:** https://api.mavrck.co  
**Documentation:** https://help-influence.later.com/hc/en-us/articles/20462385592087-Implement-the-Reporting-API-for-Later-Influence

Mavrck Opt In API is one of 181 APIs that [Mavrck](https://apis.io/providers/mavrck/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Opt In. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and authentication docs.

The Opt In API from Mavrck — 3 operation(s) for opt in.

## Operations (3)

| Method | Path | Summary |
|---|---|---|
| POST | `/webhooks/later/opt-in` | Opt in |
| POST | `/webhooks/later/update` | Opt in update |
| POST | `/webhooks/later/opt-out` | Opt in opt out |

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/mavrck/refs/heads/main/openapi/mavrck-opt-in-api-openapi.yml
- **Documentation** — https://help-influence.later.com/hc/en-us
- **APIReference** — https://api.mavrck.co/api-docs
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/mavrck/refs/heads/main/authentication/mavrck-authentication.yml

## Other Mavrck APIs (12)

- [Later Influence (Mavrck) Reporting API](https://apis.io/apis/mavrck/mavrck-reporting-api/)
- [Mavrck Platform API](https://apis.io/apis/mavrck/mavrck-platform-api/)
- [Mavrck Action Groups API](https://apis.io/apis/mavrck/mavrck-action-groups-api/)
- [Mavrck Action Group Brief API](https://apis.io/apis/mavrck/mavrck-actiongroupbrief-api/)
- [Mavrck Action Group Bulk Scheduled Messages API](https://apis.io/apis/mavrck/mavrck-actiongroupbulkscheduledmessages-api/)
- [Mavrck Action Group Conversation Templates API](https://apis.io/apis/mavrck/mavrck-actiongroupconversationtemplates-api/)
- [Mavrck Action Group Custom Influencer Statuses API](https://apis.io/apis/mavrck/mavrck-actiongroupcustominfluencerstatuses-api/)
- [Mavrck Action Group Custom Statuses API](https://apis.io/apis/mavrck/mavrck-actiongroupcustomstatuses-api/)
- [Mavrck Action Group Scheduled Messages API](https://apis.io/apis/mavrck/mavrck-actiongroupscheduledmessages-api/)
- [Mavrck Action Groups Status API](https://apis.io/apis/mavrck/mavrck-actiongroupsstatus-api/)
- [Mavrck Actions API](https://apis.io/apis/mavrck/mavrck-actions-api/)
- [Mavrck Activations API](https://apis.io/apis/mavrck/mavrck-activations-api/)

## Tags

Opt In

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