configure_retell_api_key
Save your Retell AI API key. Call this when the user provides their key. WHERE TO GET A KEY: 1. Go to https://www.retellai.com/dashboard 2. Navigate to API Keys in settings 3. Create and copy your API key All other Retell AI tools require a valid API key to work.
This record as markdown: /tools/freshdesk/configure-retell-api-key.md
What configure_retell_api_key does on Freshdesk
AI agents use configure_retell_api_key to create or update resources in Freshdesk, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Freshdesk environment.
Why configure_retell_api_key is rated Medium
This tool modifies system state by writing a credential to storage. While it doesn't create/update business data like tickets or notes, it establishes a critical authentication artifact. Classified as Write (not Read, since it stores data; not Execute, since it doesn't run external code; not Destructive, since the operation is reversible by overwriting).
From the tool's definition Tool description states 'Save your Retell AI API key' — this creates or stores credential data. The mechanism is explicitly to persist an API key that is required for other tools to function.
Attacks that exploit this kind of access
The rule that runs configure_retell_api_key safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Freshdesk, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For configure_retell_api_key, this is the rule to start with:
configure_retell_api_key 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 Freshdesk, apply this rule, and every configure_retell_api_key call is checked against it from then on.
Questions about configure_retell_api_key
Save your Retell AI API key. Call this when the user provides their key. WHERE TO GET A KEY: 1. Go to https://www.retellai.com/dashboard 2. Navigate to API Keys in settings 3. Create and copy your API key All other Retell AI tools require a valid API key to work. It is categorised as a Write tool in the Freshdesk MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Freshdesk MCP server in PolicyLayer and add a rule for configure_retell_api_key: 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 Freshdesk. Nothing to install.
configure_retell_api_key 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 configure_retell_api_key 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 configure_retell_api_key. 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.
configure_retell_api_key is provided by the Freshdesk MCP server (@mindstone-engineering/mcp-server-freshdesk). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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