What is a permission-aware MCP server?
Published · Updated · Synamcps
Permission-aware MCP is an MCP endpoint that enforces identity, storage ACLs, and document visibility on every tool call and retrieval.
Most MCP servers advertise tools and execute calls. That is enough for a laptop demo — and dangerous in an enterprise. Without identity, ACLs, and rate limits, a single bearer token can read every document and call every tool your org exposes.
A permission-aware MCP server sits between LLM clients and your knowledge. Synamcps authenticates each agent with a scoped token, computes tools/list for that token alone, and enforces storage access plus personal / group / public document visibility on every retrieval.
Tokens never expand access. They only intersect a user's existing ACL with scopes such as read-only mode, specific storageIds, and a toolAllowlist. A leaked research-agent token cannot write knowledge or touch HR storages it was never granted.
The same model covers built-in RAG over pgvector or Qdrant and federated upstream MCP servers. One /mcp front door, one governance layer — so Claude, Cursor, and custom agents get exactly the context they are allowed to have, and nothing more.