get_documentation_index
AI agents call get_documentation_index to retrieve information from DevDocs MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool retrieves an index of available documentation—a query operation with no side effects, no data modification, execution, deletion, or financial impact. While the description is empty, the name and context from sibling read-only tools strongly indicate this is a read operation.
From the tool's definition Tool name 'get_documentation_index' indicates retrieval of index data. Sibling tools like 'get_page_content', 'list_documentations', and 'search_across_docs' are all read-only retrieval operations, establishing a consistent pattern that this tool follows.
Attacks that exploit this kind of access
get_documentation_index. It is categorised as a Read tool in the DevDocs MCP Server MCP Server, which means it retrieves data without modifying state.
Register the DevDocs MCP Server MCP server in PolicyLayer and add a rule for get_documentation_index: 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 DevDocs MCP Server. Nothing to install.
get_documentation_index 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 get_documentation_index 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 get_documentation_index. 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.
get_documentation_index is provided by the DevDocs MCP Server MCP server (javierdevcol/devdocs-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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