check_mcp_update
Check the installed package version against the npm latest version and return safe MCP update guidance. Does not expose credentials.
This record as markdown: /tools/365903728-oss-bilibili-mcp/check-mcp-update.md
What check_mcp_update does on Bilibili Mcp Server Unofficial(video Subtitles And Comments)
AI agents call check_mcp_update to retrieve information from Bilibili Mcp Server Unofficial(video Subtitles And Comments) without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why check_mcp_update is rated Low
This tool retrieves and compares version information without modifying any data, executing external code, or accessing sensitive credentials. It performs a simple read/query operation analogous to running 'npm outdated'. The blast radius of misuse is minimal—an AI agent cannot cause harm by repeatedly calling this endpoint, as it only fetches and displays version guidance. Classified as Read with low severity.
From the tool's definition Tool description states it 'Check[s] the installed package version against the npm latest version' and explicitly notes 'Does not expose credentials.' The operation is purely informational—querying version metadata from npm registry and comparing against…
Attacks that exploit this kind of access
The rule that runs check_mcp_update safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Bilibili Mcp Server Unofficial(video Subtitles And Comments), and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For check_mcp_update, this is the rule to start with:
check_mcp_update 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 Bilibili Mcp Server Unofficial(video Subtitles And Comments), apply this rule, and every check_mcp_update call is checked against it from then on.
Questions about check_mcp_update
Check the installed package version against the npm latest version and return safe MCP update guidance. Does not expose credentials. It is categorised as a Read tool in the Bilibili Mcp Server Unofficial(video Subtitles And Comments) MCP Server, which means it retrieves data without modifying state.
Register the Bilibili Mcp Server Unofficial(video Subtitles And Comments) MCP server in PolicyLayer and add a rule for check_mcp_update: 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 Bilibili Mcp Server Unofficial(video Subtitles And Comments). Nothing to install.
check_mcp_update 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 check_mcp_update 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 check_mcp_update. 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.
check_mcp_update is provided by the Bilibili Mcp Server Unofficial(video Subtitles And Comments) MCP server (365903728-oss/bilibili-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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