Capture console output information from specified URL webpage (including logs, warnings, errors, etc.)
AI agents call get_console_messages to retrieve information from Dev Tool MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool fetches and retrieves console messages from a webpage, which is a read-only operation with no side effects. It does not execute code, modify data, delete resources, or trigger financial transactions.
From the tool's definition Tool is described as 'Capture console output information' — a retrieval operation that reads logs, warnings, and errors from a webpage without modifying state or executing commands.
Attacks that exploit this kind of access
Capture console output information from specified URL webpage (including logs, warnings, errors, etc.). It is categorised as a Read tool in the Dev Tool MCP MCP Server, which means it retrieves data without modifying state.
Register the Dev Tool MCP server in PolicyLayer and add a rule for get_console_messages: 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 Dev Tool MCP. Nothing to install.
get_console_messages 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_console_messages 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_console_messages. 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_console_messages is provided by the Dev Tool MCP server (osins/dev-tool-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
get_console_messages is one line of Dev Tool's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
Teams ship this data inside their own products. See what a licence covers →