# Second Life Marketplace Automatic Notification System

**Canonical:** https://apis.io/apis/linden-lab/second-life-marketplace-automatic-notification-system/  
**Provider:** Linden Lab — https://apis.io/providers/linden-lab/  
**Base URL:** https://marketplace.secondlife.com  
**Documentation:** https://wiki.secondlife.com/wiki/Direct_Delivery_and_Automatic_Notification_System

Second Life Marketplace Automatic Notification System is one of 5 APIs that [Linden Lab](https://apis.io/providers/linden-lab/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Webhook, Marketplace, Commerce, and Notification. The published artifact set on APIs.io includes API documentation.

An outbound webhook that forwards information about every sale made on the Second Life Marketplace to a merchant-configured external URL. Delivers Purchase and Redelivery transaction records carrying currency, gross and fee amounts, payer, receiver and merchant UUIDs, transaction and item identifiers, validated by an X-ANS-Verify-Hash SHA1 header checked against a merchant-specific salt.

## Machine-readable artifacts (2)

- **Webhooks** — https://raw.githubusercontent.com/api-evangelist/linden-lab/refs/heads/main/asyncapi/linden-lab-ans-webhooks.yml
- **Documentation** — https://wiki.secondlife.com/wiki/Direct_Delivery_and_Automatic_Notification_System

## Other Linden Lab APIs (4)

- [Second Life Live Data Feeds](https://apis.io/apis/linden-lab/second-life-live-data-feeds/)
- [Second Life Name to Agent ID API](https://apis.io/apis/linden-lab/second-life-name-to-agent-id-api/)
- [Second Life Registration API](https://apis.io/apis/linden-lab/second-life-registration-api/)
- [Second Life Map API](https://apis.io/apis/linden-lab/second-life-map-api/)

## Tags

Webhook, Marketplace, Commerce, Notification

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/linden-lab/second-life-marketplace-automatic-notification-system/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/linden-lab/.