Spotify — the complete, unedited output of the deterministic mcptrustchecker engine v1.13.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.13.0",
"methodologyVersion": "mcptrustchecker-1.13"
},
"target": {
"id": "mcp-server-spotify",
"source": {
"kind": "package",
"origin": "mcp-server-spotify"
},
"server": {
"name": "mcp-server-spotify"
}
},
"grade": "A",
"score": {
"score": 95,
"threatScore": 100,
"grade": "A",
"band": "A",
"categorySubtotals": {
"injection": 0,
"exfiltration": 0,
"permissions": 0,
"supply-chain": 0,
"network": 0,
"hygiene": 0
},
"vector": [
{
"kind": "client",
"term": "capability-exposure",
"level": "moderate",
"label": "capability blast radius (moderate) — client exposure if the model is manipulated",
"appliedPenalty": 3
},
{
"kind": "client",
"term": "verification-discount",
"level": "none",
"label": "publisher verification (unlinked) — no provenance/repo link, but the shipped source was fully read",
"appliedPenalty": 2
},
{
"kind": "client",
"term": "coverage-honesty",
"level": "source",
"label": "inspection depth (source) — how much of the target the scan could see",
"appliedPenalty": 0
}
],
"gatesFired": [],
"methodologyVersion": "mcptrustchecker-1.13"
},
"capability": {
"level": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)"
],
"tags": [
"untrusted-input"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (59 recovered), not enumerated from a running server. Tool-poisoning, Unicode-smuggling, capability and toxic-flow analysis ran on this inferred surface, but a mis-parsed registration could be missed or mis-attributed, so tool-derived findings are capped below “confirmed”. To grade the real runtime surface, scan the running server: --command \"npx -y <package>\"."
]
},
"findings": [
{
"ruleId": "MTC-SUP-011",
"title": "Package declares no source repository",
"category": "supply-chain",
"severity": "info",
"confidence": "strong",
"description": "\"mcp-server-spotify\" declares no repository URL, so its published artifact cannot be compared against reviewable source.",
"remediation": "Prefer packages that link to public, reviewable source.",
"location": {
"kind": "package",
"name": "mcp-server-spotify"
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "get_album",
"tags": [],
"reasons": {}
},
{
"tool": "get_albums",
"tags": [],
"reasons": {}
},
{
"tool": "get_album_tracks",
"tags": [],
"reasons": {}
},
{
"tool": "get_artist",
"tags": [],
"reasons": {}
},
{
"tool": "get_artists",
"tags": [],
"reasons": {}
},
{
"tool": "get_artist_albums",
"tags": [],
"reasons": {}
},
{
"tool": "get_audiobook",
"tags": [],
"reasons": {}
},
{
"tool": "get_audiobooks",
"tags": [],
"reasons": {}
},
{
"tool": "get_audiobook_chapters",
"tags": [],
"reasons": {}
},
{
"tool": "get_chapter",
"tags": [],
"reasons": {}
},
{
"tool": "get_chapters",
"tags": [],
"reasons": {}
},
{
"tool": "get_followed_artists",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "follow_artists_or_users",
"tags": [],
"reasons": {}
},
{
"tool": "unfollow_artists_or_users",
"tags": [],
"reasons": {}
},
{
"tool": "check_following",
"tags": [],
"reasons": {}
},
{
"tool": "follow_playlist",
"tags": [],
"reasons": {}
},
{
"tool": "unfollow_playlist",
"tags": [],
"reasons": {}
},
{
"tool": "get_saved_tracks",
"tags": [],
"reasons": {}
},
{
"tool": "get_saved_albums",
"tags": [],
"reasons": {}
},
{
"tool": "get_saved_shows",
"tags": [],
"reasons": {}
},
{
"tool": "get_saved_episodes",
"tags": [],
"reasons": {}
},
{
"tool": "get_saved_audiobooks",
"tags": [],
"reasons": {}
},
{
"tool": "save_to_library",
"tags": [],
"reasons": {}
},
{
"tool": "remove_from_library",
"tags": [],
"reasons": {}
},
{
"tool": "check_saved_in_library",
"tags": [],
"reasons": {}
},
{
"tool": "get_playback_state",
"tags": [],
"reasons": {}
},
{
"tool": "get_currently_playing",
"tags": [],
"reasons": {}
},
{
"tool": "play",
"tags": [],
"reasons": {}
},
{
"tool": "pause",
"tags": [],
"reasons": {}
},
{
"tool": "next_track",
"tags": [],
"reasons": {}
},
{
"tool": "previous_track",
"tags": [],
"reasons": {}
},
{
"tool": "seek",
"tags": [],
"reasons": {}
},
{
"tool": "set_repeat",
"tags": [],
"reasons": {}
},
{
"tool": "set_volume",
"tags": [],
"reasons": {}
},
{
"tool": "toggle_shuffle",
"tags": [],
"reasons": {}
},
{
"tool": "transfer_playback",
"tags": [],
"reasons": {}
},
{
"tool": "get_devices",
"tags": [],
"reasons": {}
},
{
"tool": "add_to_queue",
"tags": [],
"reasons": {}
},
{
"tool": "get_queue",
"tags": [],
"reasons": {}
},
{
"tool": "get_recently_played",
"tags": [],
"reasons": {}
},
{
"tool": "get_playlist",
"tags": [],
"reasons": {}
},
{
"tool": "update_playlist",
"tags": [],
"reasons": {}
},
{
"tool": "get_playlist_items",
"tags": [],
"reasons": {}
},
{
"tool": "add_playlist_items",
"tags": [],
"reasons": {}
},
{
"tool": "remove_playlist_items",
"tags": [],
"reasons": {}
},
{
"tool": "reorder_playlist_items",
"tags": [],
"reasons": {}
},
{
"tool": "get_my_playlists",
"tags": [],
"reasons": {}
},
{
"tool": "create_playlist",
"tags": [],
"reasons": {}
},
{
"tool": "search",
"tags": [],
"reasons": {}
},
{
"tool": "get_show",
"tags": [],
"reasons": {}
},
{
"tool": "get_shows",
"tags": [],
"reasons": {}
},
{
"tool": "get_show_episodes",
"tags": [],
"reasons": {}
},
{
"tool": "get_episode",
"tags": [],
"reasons": {}
},
{
"tool": "get_episodes",
"tags": [],
"reasons": {}
},
{
"tool": "get_track",
"tags": [],
"reasons": {}
},
{
"tool": "get_tracks",
"tags": [],
"reasons": {}
},
{
"tool": "get_my_profile",
"tags": [],
"reasons": {}
},
{
"tool": "get_my_top_items",
"tags": [],
"reasons": {}
},
{
"tool": "whoami",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "6fd43317275c34d9ab806d50d34c9bc1551b3c783d7c7b5af730be49c98ad7ff",
"stats": {
"tools": 59,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 0,
"medium": 0,
"low": 0,
"info": 1
}
}
}