This record as markdown: /tools/io-github-kivanccakmak-yaver/get-relay-config.md
What get_relay_config does on Yaver
AI agents call get_relay_config 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 get_relay_config is rated Low
This tool retrieves configuration information about relay servers. The verb 'list' and the retrieval nature of the operation with no side effects places it squarely in the Read category. The severity is low because configuration data exposure has limited impact in a local dev environment (Yaver is described as phone-first local dev MCP). No data is created, modified, deleted, or financial operations are involved.
From the tool's definition Tool name 'get_relay_config' with description 'List configured relay servers' indicates a retrieval operation with no modification.
Attacks that exploit this kind of access
The rule that runs get_relay_config 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 get_relay_config, this is the rule to start with:
get_relay_config 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 get_relay_config call is checked against it from then on.
Questions about get_relay_config
List configured relay servers. 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 get_relay_config: 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.
get_relay_config 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 get_relay_config 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 get_relay_config. 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.
get_relay_config 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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