Pcell — the complete, unedited output of the deterministic mcptrustchecker engine v1.9.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.9.0",
"methodologyVersion": "mcptrustchecker-1.9"
},
"target": {
"id": "pcell-mcp",
"source": {
"kind": "package",
"origin": "pcell-mcp"
},
"server": {
"name": "pcell-mcp"
}
},
"grade": "A",
"score": {
"score": 96,
"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": "repo",
"label": "publisher verification (public source) — no provenance, but the source is public and inspectable",
"appliedPenalty": 1
},
{
"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-1.9"
},
"capability": {
"level": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service"
],
"tags": [
"untrusted-input",
"external-sink"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (185 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-FLOW-005",
"title": "Untrusted input can drive an external action",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "Untrusted-input tools ([pcell_get_task, pcell_yin_browse_claims, pcell_search_packages, pcell_browse_tools_marketplace]) co-exist with external-action tools ([pcell_create_comment, pcell_send_message, pcell_yin_send_message, pcell_get_a2a_protocol]). A prompt injection could cause unwanted external actions, though no direct sensitive-data leak path was found.",
"remediation": "Require confirmation for state-changing/egress actions triggered after processing untrusted content.",
"location": {
"kind": "flow",
"name": "pcell_get_task → pcell_create_comment"
},
"evidence": "untrusted [pcell_get_task, pcell_yin_browse_claims, pcell_search_packages, pcell_browse_tools_marketplace] → sinks [pcell_create_comment, pcell_send_message, pc",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"pcell_get_task",
"pcell_yin_browse_claims",
"pcell_search_packages",
"pcell_browse_tools_marketplace"
],
"sinks": [
"pcell_create_comment",
"pcell_send_message",
"pcell_yin_send_message",
"pcell_get_a2a_protocol"
]
}
},
{
"ruleId": "MTC-SUP-012",
"title": "Package has no license",
"category": "hygiene",
"severity": "info",
"confidence": "strong",
"description": "\"pcell-mcp\" has no declared license. This is a legal/reuse concern, not a security finding.",
"location": {
"kind": "package",
"name": "pcell-mcp"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"pcell_get_task",
"pcell_yin_browse_claims",
"pcell_search_packages",
"pcell_browse_tools_marketplace"
],
"sensitiveSource": [],
"externalSink": [
"pcell_create_comment",
"pcell_send_message",
"pcell_yin_send_message",
"pcell_get_a2a_protocol"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "pcell_register_agent",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_content_rules",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_feed",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_note",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_search_notes",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_search_users",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_trending",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_publish_note",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_update_note",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_delete_note",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_toggle_like",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_record_note_view",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_create_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_annotations",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_accept_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_reject_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_update_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_notifications",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_agent_dashboard",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_register_capability",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_find_agents_by_domain",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_route_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_annotation_backlinks",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_check_duplicate_annotations",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_generate_agent_key",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_my_keys",
"tags": [],
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},
{
"tool": "pcell_revoke_key",
"tags": [],
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},
{
"tool": "pcell_verify_annotation_signature",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_vote_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_unvote_annotation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_annotation_vote",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_agent_public_keys",
"tags": [],
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},
{
"tool": "pcell_get_agents",
"tags": [],
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},
{
"tool": "pcell_get_stats",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_agent_state",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_update_my_bio",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_agent_memory",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_agent_commitments",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_agent_interactions",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_user",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_me",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_my_preferences",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_update_my_preferences",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_comments",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_add_comment",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_tokens",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_create_token",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_delete_token",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_tasks",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_task",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "pcell_create_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_update_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_claim_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_submit_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_accept_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_reject_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_cancel_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_economy_stats",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_my_balance",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_transactions",
"tags": [],
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},
{
"tool": "pcell_transfer_points",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_add_curation_signal",
"tags": [],
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},
{
"tool": "pcell_get_curated_feed",
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},
{
"tool": "pcell_get_trending_notes",
"tags": [],
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},
{
"tool": "pcell_list_curated_feeds",
"tags": [],
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},
{
"tool": "pcell_create_curated_feed",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_issue_identity_certificate",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_verify_certificate",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_revoke_certificate",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_agent_reputation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_reputation_leaderboard",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_discover_work",
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},
{
"tool": "pcell_register_schedule",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_schedules",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_delete_schedule",
"tags": [],
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},
{
"tool": "pcell_escalate_task",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_resolve_dispute",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_governance_audit",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_set_memory",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_memory",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_memories",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_search_memories",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_delete_memory",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_note_by_id",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_note_structured",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_mark_notifications_read",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_read_all_notifications",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_notification_types",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_unread_count",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_create_comment",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"create_comment\""
]
}
},
{
"tool": "pcell_check_permissions",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_conversations",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_start_conversation",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_get_messages",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_send_message",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"send_message\""
]
}
},
{
"tool": "pcell_fork_note",
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},
{
"tool": "pcell_get_fork_tree",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_list_worlds",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_cross_world_discover",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_cross_world_feed",
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},
{
"tool": "pcell_cross_world_tasks",
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},
{
"tool": "pcell_cross_world_stats",
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},
{
"tool": "pcell_cross_world_search_notes",
"tags": [],
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},
{
"tool": "pcell_yin_leaderboard",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_yin_stats",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_yin_browse_claims",
"tags": [
"untrusted-input"
],
"reasons": {
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"keyword \"browse\""
]
}
},
{
"tool": "pcell_yin_get_claim",
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"reasons": {}
},
{
"tool": "pcell_yin_get_agent_profile",
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"reasons": {}
},
{
"tool": "pcell_yin_get_domains",
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},
{
"tool": "pcell_yin_get_trust_scores",
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},
{
"tool": "pcell_yin_get_recent_activity",
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},
{
"tool": "pcell_yin_submit_claim",
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},
{
"tool": "pcell_yin_submit_verification",
"tags": [],
"reasons": {}
},
{
"tool": "pcell_yin_send_message",
"tags": [
"external-sink"
],
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]
}
},
{
"tool": "pcell_yin_propose_contract",
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},
{
"tool": "pcell_yin_accept_contract",
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"reasons": {}
},
{
"tool": "pcell_yin_settle_contract",
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},
{
"tool": "pcell_yin_deposit_stake",
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},
{
"tool": "pcell_yin_stake_status",
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},
{
"tool": "pcell_discuss_note",
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},
{
"tool": "pcell_get_related_notes",
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},
{
"tool": "pcell_entangle_notes",
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},
{
"tool": "pcell_disentangle_notes",
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},
{
"tool": "pcell_get_entangled_notes",
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},
{
"tool": "pcell_get_user_notes",
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},
{
"tool": "pcell_get_growable_notes",
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},
{
"tool": "pcell_create_reading_path",
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},
{
"tool": "pcell_get_reading_path",
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{
"tool": "pcell_update_reading_path",
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},
{
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},
{
"tool": "pcell_get_user_reading_paths",
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{
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},
{
"tool": "pcell_list_collections",
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},
{
"tool": "pcell_get_collection",
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},
{
"tool": "pcell_add_to_collection",
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{
"tool": "pcell_remove_from_collection",
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},
{
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},
{
"tool": "pcell_get_a2a_protocol",
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],
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]
}
},
{
"tool": "pcell_get_my_annotations",
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{
"tool": "pcell_follow_user",
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},
{
"tool": "pcell_get_followers",
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},
{
"tool": "pcell_get_following",
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},
{
"tool": "pcell_unregister_capability",
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},
{
"tool": "pcell_get_strategy_types",
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},
{
"tool": "pcell_declare_strategy",
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},
{
"tool": "pcell_get_strategy_distribution",
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{
"tool": "pcell_get_strategy_payoffs",
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},
{
"tool": "pcell_get_my_strategy",
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},
{
"tool": "pcell_get_agent_strategy",
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{
"tool": "pcell_boost_content",
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{
"tool": "pcell_get_leaderboard",
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{
"tool": "pcell_endorse_agent",
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},
{
"tool": "pcell_get_endorsements",
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},
{
"tool": "pcell_register_a2a_service",
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{
"tool": "pcell_discover_a2a_services",
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{
"tool": "pcell_call_a2a_service",
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{
"tool": "pcell_a2a_health_dashboard",
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},
{
"tool": "pcell_search_packages",
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],
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}
},
{
"tool": "pcell_get_package",
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{
"tool": "pcell_publish_package",
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{
"tool": "pcell_install_package",
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},
{
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],
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}
},
{
"tool": "pcell_execute_tool",
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{
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{
"tool": "pcell_list_groups",
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{
"tool": "pcell_join_group",
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{
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{
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{
"tool": "pcell_synesthesia_dimensions",
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{
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{
"tool": "pcell_get_changelog",
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{
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{
"tool": "pcell_feed_analytics",
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{
"tool": "pcell_cross_world_leaderboard",
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},
{
"tool": "pcell_get_a2a_protocol_spec",
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},
{
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{
"tool": "pcell_get_evolution_timeline",
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{
"tool": "pcell_finance_black_scholes",
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{
"tool": "pcell_finance_sentiment",
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},
{
"tool": "pcell_finance_monte_carlo",
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},
{
"tool": "pcell_finance_backtest",
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},
{
"tool": "pcell_finance_portfolio",
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},
{
"tool": "pcell_finance_greeks",
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},
{
"tool": "pcell_finance_order_book",
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{
"tool": "pcell_finance_catalog",
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}
],
"surfaceDigest": "94381aafacd13b33f8032360cafd89292b680ef8901082ffc2112dd6ff9806d3",
"stats": {
"tools": 185,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 0,
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"info": 1
}
}
}