sf_add_picklist_values
Adds new picklist values to an existing Picklist or MultiselectPicklist field without removing existing values. Use when a user wants to add new options to a dropdown.
This record as markdown: /tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-add-picklist-values.md
What sf_add_picklist_values does on Salesforce Metadata Mcp
AI agents use sf_add_picklist_values to create or update resources in Salesforce Metadata Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Salesforce Metadata Mcp environment.
Why sf_add_picklist_values is rated Medium
This tool modifies metadata by adding picklist options to a field. While it does not delete or irreversibly alter data, it does change field configurations that affect how records are displayed and validated in Salesforce. The impact is reversible (values can be removed), making it a Write action rather than Destructive.
From the tool's definition 'Adds new picklist values to an existing Picklist or MultiselectPicklist field' — creates new data entries in a field definition; 'without removing existing values' indicates reversible modification.
Attacks that exploit this kind of access
The rule that runs sf_add_picklist_values safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Salesforce Metadata Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For sf_add_picklist_values, this is the rule to start with:
sf_add_picklist_values 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 Salesforce Metadata Mcp, apply this rule, and every sf_add_picklist_values call is checked against it from then on.
Questions about sf_add_picklist_values
Adds new picklist values to an existing Picklist or MultiselectPicklist field without removing existing values. Use when a user wants to add new options to a dropdown. It is categorised as a Write tool in the Salesforce Metadata Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Salesforce Metadata MCP server in PolicyLayer and add a rule for sf_add_picklist_values: 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 Salesforce Metadata Mcp. Nothing to install.
sf_add_picklist_values 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 sf_add_picklist_values 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 sf_add_picklist_values. 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.
sf_add_picklist_values is provided by the Salesforce Metadata MCP server (salesforce-metadata-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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