# London Stock Exchange Group

**Canonical:** https://apis.io/providers/london-stock-exchange-group/  
**Website:** https://www.lseg.com/  
**APIs profiled:** 15

London Stock Exchange Group plc is a United Kingdom-based stock exchange and financial information company headquartered in the City of London, England. LSEG provides capital markets, data and analytics, risk management, and post-trade services including the World-Check screening platform for KYC and anti-money-laundering due diligence.

## Kin Score — 52.8 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 52.8).

| Facet | Score |
|---|---|
| Discoverability | 92.6 |
| Contract Quality | 52.2 |
| Governance | 16.7 |
| Contract Governance | 16.7 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 73.2 |
| Commercial Clarity | 50.0 |
| Access Clarity | 50.0 |

Regulatory layer — **Securities & Market Data**: 51.7 (matched via tags).

## Agent readiness — 37.0 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | derived |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (15)

- **LSEG World-Check One Case API** — Create, screen, update, archive, assign, link, and search screening cases; review and resolve screening results; enable ongoing screening and retrieve ongoing screening updates ...
- **LSEG World-Check One Media-Check API** — Retrieve MediaCheck adverse-media screening results, article metadata and content, attach or detach articles to cases, and mark articles as reviewed.
- **LSEG World-Check One Smart Filter API** — Enable, disable, and retrieve the MediaCheck smart filter on screening cases.
- **LSEG World-Check One Audit API** — Retrieve filtered audit events for screening cases to evidence compliance workflows.
- **LSEG World-Check One Case Rating API** — Retrieve and update the risk rating on a screening case.
- **LSEG World-Check One Linked Cases API** — Create, retrieve, and delete relationships between screening cases.
- **LSEG World-Check One Group API** — Retrieve groups, case templates, and resolution toolkits that govern how cases are created and results resolved.
- **LSEG World-Check One User API** — List active users in the client account for case assignment.
- **LSEG World-Check One Reference API** — Reference data for screening - countries, nationalities, providers, search filters, World-Check profiles and records, and PEP details.
- **LSEG World-Check One Client Watchlist API** — Maintain custom client watchlist sources and records for screening.
- **LSEG World-Check One Reporting API** — Submit asynchronous case report requests, poll report status, and download completed reports.
- **LSEG World-Check One Upcoming API** — Report status listing, report error details, and report cancellation operations.
- **LSEG World-Check One Passport Check API** — Generate machine-readable zone (MRZ) data for passport verification.
- **LSEG World-Check One Zero Footprint Screening API** — Zero Footprint Screening surface - synchronous screening, groups, case templates, reference data, and client watchlist maintenance without persisting case data.
- **LSEG World-Check One API Info API** — Retrieve information about the public API, including the current API version.

## MCP servers (1)

- **London Stock Exchange Group MCP Server**

## Agentic access (1)

- **London Stock Exchange Group Agentic Access** — 78 operations · 48 acting · 2 human-in-the-loop

## Security (2)

- **London Stock Exchange Group Authentication** — oauth2/hmac-signature · 2 schemes
- **London Stock Exchange Group Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **London Stock Exchange Group Plans Pricing**

## Tags

Financial, Stock Exchange, Market Data, KYC, Compliance

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/london-stock-exchange-group/). Scores are computed from the provider's own public artifacts under a published rubric.