Retrieve electrophysiology features for all cells in the Allen Cell Types Database.
AI agents call get_ephys_features to retrieve information from Allen Brain API MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves existing electrophysiology feature data from the Allen Cell Types Database. There are no side effects, no data modification, no execution of arbitrary operations, and no destructive or financial implications.
From the tool's definition Tool name 'get_ephys_features' and description 'Retrieve electrophysiology features' indicate data retrieval with no modification capability. The verb 'Retrieve' and context of querying a database are characteristic of Read operations.
Attacks that exploit this kind of access
Retrieve electrophysiology features for all cells in the Allen Cell Types Database. It is categorised as a Read tool in the Allen Brain API MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Allen Brain API MCP Server MCP server in PolicyLayer and add a rule for get_ephys_features: 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 Allen Brain API MCP Server. Nothing to install.
get_ephys_features 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_ephys_features 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_ephys_features. 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_ephys_features is provided by the Allen Brain API MCP Server MCP server (maflot/allenbrain-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.
Teams ship this data inside their own products. See what a licence covers →