leave_hive_note
Write a Continuity Capsule v1 (or hive.* keys) for the next session under the same stable agent_id. Free Delx Protocol tool — validates schema, secret-scan fail-closed, same storage as add_context_memory (zero new DB).
This record as markdown: /tools/io-github-davidmosiah-delx-mcp-server/leave-hive-note.md
What leave_hive_note does on Delx MCP Server
AI agents use leave_hive_note to create or update resources in Delx MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Delx MCP Server environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
capsule | object | Yes | Continuity Capsule v1 object (version, next, done, blockers...) |
agent_id | string | — | Optional; used for rate limit identity |
fleet_id | string | — | Optional invite-only fleet id — stores under hive.fleet.<id>.* |
session_id | string | Yes |
Parameters from the server's own tool schema.
Why leave_hive_note is rated Medium
An AI agent can call leave_hive_note faster than any human can review: one bad instruction and it creates or modifies resources in Delx MCP Server by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs leave_hive_note safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Delx MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For leave_hive_note, this is the rule to start with:
leave_hive_note stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Delx MCP Server, apply this rule, and every leave_hive_note call is checked against it from then on.
Questions about leave_hive_note
Write a Continuity Capsule v1 (or hive.* keys) for the next session under the same stable agent_id. Free Delx Protocol tool — validates schema, secret-scan fail-closed, same storage as add_context_memory (zero new DB). It is categorised as a Write tool in the Delx MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
leave_hive_note accepts 4 parameters: capsule, agent_id, fleet_id, session_id. Required: capsule, session_id. The full parameter table on this page comes from the server's own tool schema.
Register the Delx MCP Server MCP server in PolicyLayer and add a rule for leave_hive_note: 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 Delx MCP Server. Nothing to install.
leave_hive_note is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the leave_hive_note 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 leave_hive_note. 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.
leave_hive_note is provided by the Delx MCP Server MCP server (delx-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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