# LSEG World-Check One Group API

**Canonical:** https://apis.io/apis/lseg/lseg-world-check-one-group-api/  
**Provider:** LSEG — https://apis.io/providers/lseg/  
**Base URL:** https://api-worldcheck.refinitiv.com/v2  
**Documentation:** https://developers.lseg.com/en/api-catalog/customer-and-third-party-screening/world-check-one-api

LSEG World-Check One Group API is one of 16 APIs that [LSEG](https://apis.io/providers/lseg/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include KYC and Administration. The published artifact set on APIs.io includes API documentation and an OpenAPI specification.

Retrieve groups, case templates, and resolution toolkits that govern how cases are created and results resolved.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| GET | `/groups` | London Stock Exchange Group Get all the top-level groups with their immediate… |
| GET | `/groups/{groupId}` | London Stock Exchange Group Get a specified group including its immediate… |
| GET | `/groups/{groupId}/caseTemplate` | London Stock Exchange Group Get the CaseTemplate for the given Group |
| GET | `/groups/{groupId}/resolutionToolkit` | London Stock Exchange Group Get the ResolutionToolkit for the given Group |
| GET | `/groups/{groupId}/resolutionToolkits` | London Stock Exchange Group Get all the ResolutionToolkits for the given Group |
| GET | `/groups/{groupId}/resolutionToolkits/{providerType}` | London Stock Exchange Group Get the ResolutionToolkit for a specific provider… |

## Machine-readable artifacts (3)

- **Documentation** — https://developers.lseg.com/en/api-catalog/customer-and-third-party-screening/world-check-one-api/documentation
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/lseg/refs/heads/main/openapi/london-stock-exchange-group-group-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/lseg/refs/heads/main/overlays/london-stock-exchange-group-group-api-overlay.yaml

## Other LSEG APIs (12)

- [LSEG Intelligent Tagging (Open PermID) API](https://apis.io/apis/lseg/lseg-api/)
- [LSEG World-Check One Case API](https://apis.io/apis/lseg/lseg-world-check-one-case-api/)
- [LSEG World-Check One Media-Check API](https://apis.io/apis/lseg/lseg-world-check-one-media-check-api/)
- [LSEG World-Check One Smart Filter API](https://apis.io/apis/lseg/lseg-world-check-one-smart-filter-api/)
- [LSEG World-Check One Audit API](https://apis.io/apis/lseg/lseg-world-check-one-audit-api/)
- [LSEG World-Check One Case Rating API](https://apis.io/apis/lseg/lseg-world-check-one-case-rating-api/)
- [LSEG World-Check One Linked Cases API](https://apis.io/apis/lseg/lseg-world-check-one-linked-cases-api/)
- [LSEG World-Check One User API](https://apis.io/apis/lseg/lseg-world-check-one-user-api/)
- [LSEG World-Check One Reference API](https://apis.io/apis/lseg/lseg-world-check-one-reference-api/)
- [LSEG World-Check One Client Watchlist API](https://apis.io/apis/lseg/lseg-world-check-one-client-watchlist-api/)
- [LSEG World-Check One Reporting API](https://apis.io/apis/lseg/lseg-world-check-one-reporting-api/)
- [LSEG World-Check One Upcoming API](https://apis.io/apis/lseg/lseg-world-check-one-upcoming-api/)

## Tags

KYC, Administration

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