actual_accounts_reopen
Reopen a previously closed account in Actual Budget. The account will become active again and visible in all views. All historical transactions remain intact.
This record as markdown: /tools/actual/actual-accounts-reopen.md
What actual_accounts_reopen does on Actual
AI agents use actual_accounts_reopen to create or update resources in Actual, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Actual environment.
Why actual_accounts_reopen is rated Medium
This tool reverses a prior account closure, making the account active again. It is a reversible state change (Write), not a deletion or irreversible action. The account and its transactions are not destroyed. Severity is medium because it affects financial account visibility and could expose previously hidden accounts, but it does not move money or delete data.
From the tool's definition Reopen a previously closed account in Actual Budget. The account will become active again and visible in all views. All historical transactions remain intact.
Attacks that exploit this kind of access
The rule that runs actual_accounts_reopen safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Actual, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For actual_accounts_reopen, this is the rule to start with:
actual_accounts_reopen 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 Actual, apply this rule, and every actual_accounts_reopen call is checked against it from then on.
Questions about actual_accounts_reopen
Reopen a previously closed account in Actual Budget. The account will become active again and visible in all views. All historical transactions remain intact. It is categorised as a Write tool in the Actual MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Actual MCP server in PolicyLayer and add a rule for actual_accounts_reopen: 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 Actual. Nothing to install.
actual_accounts_reopen 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 actual_accounts_reopen 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 actual_accounts_reopen. 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.
actual_accounts_reopen is provided by the Actual MCP server (actual-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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