Best Identity & Access MCP Servers Ranked by Reliability and Latency

The best Identity & Access MCP servers currently leading in reliability and responsiveness are ranked here based on Wellknown's method: servers that declare or are derived to have this capability, are live or recently observed, and had at least 10 checks in the last 30 days. The ranking orders servers by success rate, then number of checks, then median latency.

Key takeaways

• All top 10 ranked servers have a 100% success rate over the last 30 days.
• The ranking includes servers with checks ranging from 716 to 4303, ensuring robust reliability data.
• Median latency varies widely, from 36 ms (paxaver-mcp) to 193 ms (guide-registry).
• Servers declare a range of Identity & Access features including OAuth, JWT tokens, permissions, and authorization.
• There are 10 servers live or recently observed with this capability and at least 10 checks, out of 4238 MCP servers total.

1. guide-registry

The publisher describes it as a "Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth." Wellknown observed it as live with a perfect 100% success rate over 4303 checks and a median latency of 193 ms. It is not claimed.

2. Agent Utilities Hosted

The publisher describes it as a "Free agent toolkit: technical SEO snapshots, sitemap discovery/refresh and reusable Wikipedia collections. Separate local saved-page MCP provides offline section retrieval with source revisions, dates and omissions. No account/key/wallet." It is claimed. Wellknown observed it live with 100% success over 1432 checks and a median latency of 66 ms.

3. ethora-mcp-cli

The publisher describes it as an "MCP server for the Ethora chat & messaging platform: chat ops, AI agents, RAG, automation." It is claimed and has 198 weekly downloads. Wellknown observed it live with 100% success over 1432 checks and median latency of 105 ms.

4. auth-token-service

The publisher describes it as "Hash passwords with bcrypt and issue/verify JWT session tokens over A2A + MCP." It is not claimed and has 13 weekly downloads. Wellknown observed it live with 100% success over 921 checks and median latency of 142 ms.

5. DFX Real Estate Intelligence

The publisher describes it as "US commercial and multifamily real estate, callable by an agent. 19,881 loans carry a CONFIRMED maturity date filed with the SEC by a servicer or recorded by HUD by a servicer or recorded by HUD, national. Federal lease expiries, LIHTC and HUD deadlines, parcels, owners." It is claimed. Wellknown observed it live with 100% success over 854 checks and median latency of 164 ms.

6. paxaver-mcp

The publisher describes it as "MCP adapter for the Paxaver school community platform. Streamable HTTP, OAuth 2.1, capability auth." It is claimed and has 34 weekly downloads. Wellknown observed it live with 100% success over 716 checks and median latency of 36 ms.

7. MolTrust MCP Server

The publisher describes it as "Verifiable agent identity and trust checks; MolCheck verdicts on mandates; Amazon Ads verdicts." It is claimed. Wellknown observed it live with 100% success over 716 checks and median latency of 48 ms.

8. BridgeNode MCP

The publisher describes it as "BridgeNode — x402 pay-per-request AI inference. OpenAI-compatible API + MCP, Solana USDC, gas-free." It is claimed and has 211 weekly downloads. Wellknown observed it live with 100% success over 716 checks and median latency of 53 ms.

9. Anwani

The publisher describes it as "Create and manage permanent 9-digit address codes for physical locations through OAuth." It is claimed and has 20 weekly downloads. Wellknown observed it live with 100% success over 716 checks and median latency of 124 ms.

10. Warda protocol

The publisher describes it as "Authorization and payment infrastructure for autonomous AI agents. Give agents bounded spending authority, route payments between assets, and settle without human approval." It is claimed and has 10 weekly downloads. Wellknown observed it live with 100% success over 716 checks and median latency of 137 ms.

How to choose among the best Identity & Access MCP servers

Choosing the right Identity & Access MCP server depends on your priorities:

• Reliability: All top servers have 100% success rate, so reliability is assured.
• Latency: If low latency is critical, consider paxaver-mcp (36 ms) or MolTrust MCP Server (48 ms).
• Declared features: Look for specific auth methods you need, such as OAuth 2.1 ([paxaver-mcp]), JWT tokens ([auth-token-service]), or verifiable identity ([MolTrust MCP Server]).
• Claimed status: Claimed servers have verified ownership, which may matter for trust.
• Weekly downloads: Some servers like ethora-mcp-cli and BridgeNode MCP have notable usage.

Querying live Identity & Access MCP servers

The Identity & Access capability covers authentication, single sign-on (SSO), permissions, and authorization. It is part of the Security domain.

Currently, 10 MCP servers declare this capability and are live or recently observed with at least 10 checks.

You can query live servers for this capability using Wellknown's API. Example queries:

• Search live servers with Identity & Access capability: https://wellknown.network/api/v1/search?capability=security.identity&status=live

• Resolve a live server meeting Identity & Access needs: https://wellknown.network/api/v1/resolve {"need": "identity & access", "requireLive": true}

These queries help AI assistants and developers find reliable MCP servers supporting auth, SSO, and permissions.

This data is a snapshot as of 2026-11-06.