update_opportunity
Update an existing opportunity
This record as markdown: /tools/denisalmeida-twenty-crm-mcp/update-opportunity.md
What update_opportunity does on Twenty CRM MCP Server
AI agents use update_opportunity to create or update resources in Twenty CRM MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Twenty CRM MCP Server environment.
Why update_opportunity is rated Medium
This tool modifies existing opportunity records in the CRM system. Updates are reversible changes that do not permanently destroy data, distinguishing this from Destructive operations. The blast radius is medium because corrupted or malicious updates to opportunities could impact sales pipeline visibility and business decisions, but changes can be reverted.
From the tool's definition Tool name 'update_opportunity' and description 'Update an existing opportunity' indicate modification of existing CRM data. The sibling tools include both 'create_*' (Write) and 'delete_*' (Destructive) operations, confirming this server manages CRM objects.
Attacks that exploit this kind of access
The rule that runs update_opportunity safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Twenty CRM MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_opportunity, this is the rule to start with:
update_opportunity 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 CRM MCP Server, apply this rule, and every update_opportunity call is checked against it from then on.
Questions about update_opportunity
Update an existing opportunity. It is categorised as a Write tool in the Twenty CRM MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Twenty CRM MCP Server MCP server in PolicyLayer and add a rule for update_opportunity: 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 CRM MCP Server. Nothing to install.
update_opportunity 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 update_opportunity 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 update_opportunity. 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.
update_opportunity is provided by the Twenty CRM MCP Server MCP server (denisalmeida/twenty-crm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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