Identity

Stytch

Connected Apps and M2M auth — treat each agent as its own OAuth client, and stand up OAuth-compliant MCP servers

• m2m-auth
• oauth
• connected-apps
• +3 more
• +2 more

Unkey

API key issuance, per-key rate limits, and usage analytics for machine-to-machine access

• api-keys
• rate-limiting
• m2m-auth
• +2 more
• +1 more

WorkOS

AuthKit, Connect, and MCP auth — OAuth flows, scoped tokens, and bot detection for agent access

• oauth
• m2m-auth
• mcp-auth
• +3 more
• +2 more

Auth0 for GenAI

Token vault, async user approval, and Cross App Access for agents calling third-party APIs

• oauth
• token-vault
• agent-identity
• +3 more
• +2 more

Descope Agentic Identity

Identity and access control for agents and MCP servers, including inbound and outbound token exchange

• agent-identity
• mcp-auth
• oauth
• +2 more
• +1 more