This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/contentful-list-assets.md
What contentful_list_assets does on UnClick
AI agents call contentful_list_assets to retrieve information from UnClick 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 |
|---|---|---|---|
limit | number | — | Assets to return (max 100, default 25) |
space_id | string | — | Contentful space id (can be a saved default) |
environment | string | — | Environment (default master) |
access_token | string | Yes | Contentful Content Delivery API token |
Parameters from the server's own tool schema.
Why contentful_list_assets is rated Low
This tool queries and retrieves a list of media assets from Contentful (a headless CMS platform). The 'list' operation is a read-only action that has no side effects. There is no data creation, modification, deletion, or execution of arbitrary code. The blast radius of misuse is minimal—an attacker gains visibility into media assets but cannot alter or destroy them.
From the tool's definition Tool name includes 'list' and description states 'List Contentful media assets' — a retrieval operation with no modification or deletion of data.
Risk signalsHandles credentials or secrets (access_token)
Attacks that exploit this kind of access
The rule that runs contentful_list_assets safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For contentful_list_assets, this is the rule to start with:
contentful_list_assets 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 UnClick, apply this rule, and every contentful_list_assets call is checked against it from then on.
Questions about contentful_list_assets
List Contentful media assets. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
contentful_list_assets accepts 4 parameters: limit, space_id, environment, access_token. Required: access_token. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for contentful_list_assets: 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 UnClick. Nothing to install.
contentful_list_assets 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 contentful_list_assets 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 contentful_list_assets. 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.
contentful_list_assets is provided by the UnClick MCP server (@unclick/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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