list_threads
List conversation threads, optionally scoped to an inbox.
This record as markdown: /tools/dev-agenticemail-mcp/list-threads.md
What list_threads does on AgenticEmail
AI agents call list_threads to retrieve information from AgenticEmail without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
inbox_id | string | — |
Parameters from the server's own tool schema.
Why list_threads is rated Low
This tool queries and returns conversation threads without creating, modifying, deleting, or executing any side effects. It is a straightforward read operation with minimal blast radius if misused by an AI agent.
From the tool's definition Tool name 'list_threads' and description 'List conversation threads, optionally scoped to an inbox' indicate a retrieval operation with no modification or deletion of data.
Attacks that exploit this kind of access
The rule that runs list_threads safely
PolicyLayer is an MCP gateway: it sits between your AI agents and AgenticEmail, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_threads, this is the rule to start with:
list_threads is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect AgenticEmail, apply this rule, and every list_threads call is checked against it from then on.
Questions about list_threads
List conversation threads, optionally scoped to an inbox. It is categorised as a Read tool in the AgenticEmail MCP Server, which means it retrieves data without modifying state.
list_threads accepts 1 parameter: inbox_id. The full parameter table on this page comes from the server's own tool schema.
Register the AgenticEmail MCP server in PolicyLayer and add a rule for list_threads: 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 AgenticEmail. Nothing to install.
list_threads is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_threads 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 list_threads. 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.
list_threads is provided by the AgenticEmail MCP server (https://api.agenticemail.dev/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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