Purpose
This API allows the Service Provider Business Applications (BUS) to post Service Order requests to the Service Order Management system within the service provider’s Service Orchestration Function (SOF), as well as to query and retrieve Service Orders.
Status
This API is undergoing final letter ballot for approval as a published MEF-standardized API.
Supporting APIs
This API is based on:
TMF Open API (v4.0.0) for Service Ordering (TMF 641)
Developer Guide
MEF W99 LSO Service Ordering Management API - Developer Guide
MEF developer guides* provide detailed documentation to help developers implement APIs more quickly, including:
- High-level flow information
- API endpoint and operation summary
- API error responses and codes
- API resource schema summary
- Model structure and validation
- User stories
- Process steps and sequence
- JSON representation example
- State transitions
- API operation and parameter definitions
- API schema and attribute definitions
- TMF and ONAP API mapping
* API developer guides are available on GitHub. How do I access MEF GitHub?
Payloads
This LSO API can be blended with MEF-standardized, MEF-endorsed, and partner-specific LSO Payloads.
See the LSO Payload Catalog.
Test Requirements
There are no test requirements documented for this API.
Additional Details
MEF Forum became Mplify Alliance on 24 June 2025.
Mplify # Standards & SDKs were published on or after.
MEF # Standards & SDKs were published prior.
File Access
* API Developer Guides and SDK releases are publicly available on GitHub. How do I access Mplify GitHub?
* LSO API Test Requirements are available on the wiki. How do I access the Mplify Wiki?
Implementation Support
Find assistance to accelerate your LSO API implementation through third-party LSO API Solution Providers on Mplify.net.
Implementation Partners
Find service providers ready to automate business with you using LSO APIs on the LSO Partners Directory on Mplify.net.
Blending LSO APIs
LSO APIs result from blending LSO Payloads into LSO Envelopes. Choose and combine exact combinations of LSO APIs and LSO Payloads into a single zip file for download using the Mplify LSO API Blending Tool.
LSO API Test Service
Implementations of this API can be tested against both Buyer and Seller emulators in the Mplify LSO API Test Service* to accelerate onboarding by partners.
* Mplify LSO API Test Service is only available to Mplify members.
API Certification
Implementations of this API can be certified as conforming to the business requirements and use case standard through the Mplify LSO API Certification program.
* Certification is only available to Mplify members.
Release Info
See the RELEASE NOTES tab at top of page.
Download the entire SDK release; see all LSO API SDK Releases.
API Schema
Find the YAML file for this API in the relevant TAB at top of page.
