WorkOS AuthKit for MCP alternatives

WorkOS AuthKit acts as an OAuth 2.1 authorization server for MCP servers, giving AI agents scoped access to an app with PKCE, scopes and tool permissions. WorkOS Connect can provide only the MCP OAuth flows in front of an existing user system. Full WorkOS AuthKit for MCP record →

  1. 1 Nango Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ✓ ★ 13k released 2026-10-29 Elastic-2.0 Compare with WorkOS AuthKit for MCP →

  2. 2 Pipedream Connect Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ✓ ★ 12k released 2026-10-28 proprietary; components repo under Pipedream… Compare with WorkOS AuthKit for MCP →

  3. 3 Auth0 for AI Agents Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ? proprietary Compare with WorkOS AuthKit for MCP →

  4. 4 Descope Agentic Identity Hub Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ? proprietary Compare with WorkOS AuthKit for MCP →

  5. 5 Keycard Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ? proprietary Compare with WorkOS AuthKit for MCP →

  6. 6 Merge Agent Handler Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ✓ proprietary Compare with WorkOS AuthKit for MCP →

  7. 7 Okta Cross App Access (XAA) Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ? proprietary Compare with WorkOS AuthKit for MCP →

  8. 8 Paragon ActionKit Agent identity & auth

    also in Agent identity & auth

    OSS — Self-host ? Managed ? MCP ? proprietary Compare with WorkOS AuthKit for MCP →

Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.