vault-members
Fetch a vault config and list all members annotated with trust levels. Optionally query another author\
This record as markdown: /tools/dev-forgesworn-bray/vault-members.md
What vault-members does on Nostr Bray
AI agents call vault-members to retrieve information from Nostr Bray without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why vault-members is rated Low
This tool queries and retrieves vault configuration and membership data. The optional ability to 'query another author' remains a read operation. No data is created, modified, deleted, or financial transactions are involved. Confidence is high because the language is unambiguous about its read-only nature.
From the tool's definition Tool name 'vault-members' and description 'Fetch a vault config and list all members' — uses verb 'Fetch' and 'list', both retrieval operations with no mutation or side effects.
Attacks that exploit this kind of access
The rule that runs vault-members safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Nostr Bray, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For vault-members, this is the rule to start with:
vault-members 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 Nostr Bray, apply this rule, and every vault-members call is checked against it from then on.
Questions about vault-members
Fetch a vault config and list all members annotated with trust levels. Optionally query another author\. It is categorised as a Read tool in the Nostr Bray MCP Server, which means it retrieves data without modifying state.
Register the Nostr Bray MCP server in PolicyLayer and add a rule for vault-members: 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 Nostr Bray. Nothing to install.
vault-members 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 vault-members 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 vault-members. 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.
vault-members is provided by the Nostr Bray MCP server (nostr-bray). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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