statsfm_resolve_user
Resolve a stats.fm user id or customId to their profile (falls back to user search)
This record as markdown: /tools/novalux12-spotify-mcp/statsfm-resolve-user.md
What statsfm_resolve_user does on Spotify
AI agents use statsfm_resolve_user to create or update resources in Spotify, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Spotify environment.
Why statsfm_resolve_user is rated Medium
An AI agent can call statsfm_resolve_user faster than any human can review: one bad instruction and it creates or modifies resources in Spotify by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs statsfm_resolve_user safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Spotify, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For statsfm_resolve_user, this is the rule to start with:
statsfm_resolve_user stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Spotify, apply this rule, and every statsfm_resolve_user call is checked against it from then on.
Questions about statsfm_resolve_user
Resolve a stats.fm user id or customId to their profile (falls back to user search). It is categorised as a Write tool in the Spotify MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Spotify MCP server in PolicyLayer and add a rule for statsfm_resolve_user: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Spotify. Nothing to install.
statsfm_resolve_user is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the statsfm_resolve_user rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for statsfm_resolve_user. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
statsfm_resolve_user is provided by the Spotify MCP server (@novalux12/spotify-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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