This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/lastfm-search-artists.md
What lastfm_search_artists does on UnClick
AI agents call lastfm_search_artists to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
limit | number | — | |
artist | string | Yes | |
api_key | string | — |
Parameters from the server's own tool schema.
Why lastfm_search_artists is rated Low
This tool retrieves or queries data from Last.fm without creating, modifying, deleting, or executing any operations. It is a straightforward search/query operation with no side effects or blast radius for misuse.
From the tool's definition Tool name is 'lastfm_search_artists' and description states 'Search for artists on Last.fm.' The verb 'search' and the read-only nature of querying a public music database indicate no data modification or side effects.
Risk signalsHandles credentials or secrets (api_key)
Attacks that exploit this kind of access
The rule that runs lastfm_search_artists safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For lastfm_search_artists, this is the rule to start with:
lastfm_search_artists is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect UnClick, apply this rule, and every lastfm_search_artists call is checked against it from then on.
Questions about lastfm_search_artists
Search for artists on Last.fm. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
lastfm_search_artists accepts 3 parameters: limit, artist, api_key. Required: artist. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for lastfm_search_artists: 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 UnClick. Nothing to install.
lastfm_search_artists is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the lastfm_search_artists 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 lastfm_search_artists. 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.
lastfm_search_artists is provided by the UnClick MCP server (@unclick/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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