# Amazon Bedrock AgentCore Identity vs Microsoft Entra Agent ID (slim)

> Amazon Bedrock AgentCore Identity and Microsoft Entra Agent ID score within a point of each other on agent readiness, 74.8 (BB) and 74.4 (BB). Microsoft Entra Agent ID leads on reliability and maintenance & community. Both do auth oauth. Category scores, facts, verdicts and…

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- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Amazon Bedrock AgentCore Identity and Microsoft Entra Agent ID score within a point of each other on agent readiness, 74.8 (BB) and 74.4 (BB). Microsoft Entra Agent ID leads on reliability and maintenance & community. Both do auth oauth.

- Amazon Bedrock AgentCore Identity: BB 74.8, rank #64 of 842 · https://www.anchorterminal.com/tools/agentcore-identity.min.md
- Microsoft Entra Agent ID: BB 74.4, rank #71 of 842 · https://www.anchorterminal.com/tools/microsoft-entra-agent-id.min.md
- Amazon Bedrock AgentCore Identity, good for Agents already built on AWS, above all those on AgentCore Runtime or Gateway, where token retrieval is automatic and free of extra charge. Ahead on Agent ergonomics, 76 against 71; Payments & pricing, 30 against 20.
- Microsoft Entra Agent ID, good for Organisations already on Microsoft Entra that want each agent to be a governed directory identity with tokens for Microsoft Graph, Azure and their own APIs. Ahead on Reliability, 91 against 85; Maintenance & community, 80 against 70.

| Category | Amazon Bedrock AgentCore Identity | Microsoft Entra Agent ID |
| --- | --- | --- |
| Reliability (16%) | 85 | 91 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 88 | 87 |
| Agent ergonomics (13%) | 76 | 71 |
| Security & auth (14%) | 84 | 83 |
| Payments & pricing (10%) | 30 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 70 | 80 |
| Transparency & trust (7%) | 75 | 74 |

| Fact (where they differ) | Amazon Bedrock AgentCore Identity | Microsoft Entra Agent ID |
| --- | --- | --- |
| Vendor | Amazon Web Services | Microsoft |
| Hosted endpoint | `https://bedrock-agentcore.us-east-1.amazonaws.com` | `https://graph.microsoft.com/v1.0/servicePrincipals/microsoft.graph.agentIdentity` |
| Auth | OAuth or key | OAuth |
| Pricing | Pay per use | Freemium |
| Price for auth oauth | $0.01 per 1,000 requests | not published |
| Licence | Proprietary service under the AWS Customer Agreement and AWS Service Terms. The AgentCore SDKs for Python and TypeScript are Apache-2.0 | Proprietary service under Microsoft's terms. Microsoft.Identity.Web and the Auth SDK sidecar source are MIT |
| llms.txt | yes | no |
| Last release | 2026-09-01 | 2026-09-30 |
| Terms last updated | 2026-10-01 | 2025-10-01 |
| Privacy policy last updated | 2026-05-18 | 2026-09-01 |
| Customer content may train models | yes, with an opt-out | yes |
| Popularity | 335k npm/wk, 1.4M PyPI/wk | 787 stars |