deactivate_agent
Deactivate an agent - it cannot make payments until reactivated. REQUIRES OPERATOR KEY.
This record as markdown: /tools/io-github-lightningfaucet-lightning-wallet-mcp/deactivate-agent.md
What deactivate_agent does on Lightning Wallet
AI agents use deactivate_agent to create or update resources in Lightning Wallet, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Lightning Wallet environment.
Why deactivate_agent is rated Medium
An AI agent can call deactivate_agent faster than any human can review: one bad instruction and it creates or modifies resources in Lightning Wallet by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs deactivate_agent safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Lightning Wallet, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For deactivate_agent, this is the rule to start with:
deactivate_agent 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 Lightning Wallet, apply this rule, and every deactivate_agent call is checked against it from then on.
Questions about deactivate_agent
Deactivate an agent - it cannot make payments until reactivated. REQUIRES OPERATOR KEY. It is categorised as a Write tool in the Lightning Wallet MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Lightning Wallet MCP server in PolicyLayer and add a rule for deactivate_agent: 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 Lightning Wallet. Nothing to install.
deactivate_agent 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 deactivate_agent 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 deactivate_agent. 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.
deactivate_agent is provided by the Lightning Wallet MCP server (lightning-wallet-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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