yaver_ping
Ping the agent to verify it's alive and measure round-trip time.
This record as markdown: /tools/io-github-kivanccakmak-yaver/yaver-ping.md
What yaver_ping does on Yaver
AI agents call yaver_ping to retrieve information from Yaver without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why yaver_ping is rated Low
A ping operation only reads connectivity status and measures latency. It does not modify, delete, execute, or commit any data or financial transactions. Misuse potential is essentially zero.
From the tool's definition 'Ping the agent to verify it's alive and measure round-trip time' — purely a health/connectivity check with no side effects
Attacks that exploit this kind of access
The rule that runs yaver_ping safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Yaver, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For yaver_ping, this is the rule to start with:
yaver_ping 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 Yaver, apply this rule, and every yaver_ping call is checked against it from then on.
Questions about yaver_ping
Ping the agent to verify it's alive and measure round-trip time. It is categorised as a Read tool in the Yaver MCP Server, which means it retrieves data without modifying state.
Register the Yaver MCP server in PolicyLayer and add a rule for yaver_ping: 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 Yaver. Nothing to install.
yaver_ping 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 yaver_ping 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 yaver_ping. 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.
yaver_ping is provided by the Yaver MCP server (yaver-cli). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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