UpdateOneCompany
A write tool on the Twenty MCP server.
This record as markdown: /tools/jdu278-twenty-mcp-server/updateonecompany.md
What UpdateOneCompany does on Twenty MCP Server
AI agents use UpdateOneCompany to create or update resources in Twenty MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Twenty MCP Server environment.
Why UpdateOneCompany is rated Medium
This tool modifies company data in the CRM system reversibly—updates can be undone or corrected. It does not delete data (hence not Destructive), execute arbitrary code (not Execute), or move money (not Financial). The medium severity reflects that unauthorized company data changes could impact business operations and data integrity, but the scope is limited to a single company record and the changes are reversible.
From the tool's definition Tool name 'UpdateOneCompany' and description 'Update One company' indicate modification of existing CRM data. The 'Update' verb explicitly describes a write operation that changes company records.
Attacks that exploit this kind of access
The rule that runs UpdateOneCompany safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Twenty MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For UpdateOneCompany, this is the rule to start with:
UpdateOneCompany 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 Twenty MCP Server, apply this rule, and every UpdateOneCompany call is checked against it from then on.
Questions about UpdateOneCompany
UpdateOneCompany is a write tool on the Twenty MCP Server MCP server. It is categorised as a Write tool in the Twenty MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Twenty MCP Server MCP server in PolicyLayer and add a rule for UpdateOneCompany: 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 Twenty MCP Server. Nothing to install.
UpdateOneCompany 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 UpdateOneCompany 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 UpdateOneCompany. 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.
UpdateOneCompany is provided by the Twenty MCP Server MCP server (jdu278/twenty-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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