# Microsoft Entra External ID

Microsoft Entra External ID is Microsoft's customer identity and access management (CIAM) product, which also covers B2B guest collaboration. It is part of Microsoft Entra. Customer-facing use runs in a separate external tenant, distinct from the workforce directory. It supports OpenID Connect, SAML 2.0, social identity providers and passkeys/FIDO2.

Page: https://slateindex.ai/brand/microsoft-entra-external-id · data of 2026-11-03

## Facts

- Headquarters: Redmond, WA, United States
- Employees: 5,000+
- Company type: Division of Microsoft
- Deployment: Cloud (SaaS)
- Best for: Organizations building customer-facing or partner-facing sign-in on Microsoft's cloud, including new projects that would previously have used Azure AD B2C.

## Products

- External ID (customer tenants): Customer identity and access management in a separate external tenant.
- B2B guest collaboration: Gives external partners and guests access to an organization's resources.
- Go-Local add-on: Keeps tenant data in a selected geography.

## Rankings

| Category | Rank | Visibility | Mentions |
|---|---|---|---|
| Identity & Access Management | 20 of 37 | 4.9 | 6 |

## By engine

| Engine | Visibility | Mention rate |
|---|---|---|
| chatgpt | 20.4 | 54.5% |
| google_ai_mode | 3.5 | 11.1% |
| perplexity | 6.3 | 11.1% |

## Definitions

- Visibility (0–100): how often and how high AI answers name the brand, weighted by position.
- Mention rate: share of collected AI answers that name the brand.
- Share of voice: the brand's mentions as a share of all brand mentions in the category.
- Citation authority: share of answers naming the brand that cite the brand's own site.

Cite as: SlateIndex, “Microsoft Entra External ID AI visibility profile”, https://slateindex.ai/brand/microsoft-entra-external-id, data of 2026-11-03. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).