get_ga4gh_variants

Get GA4GH variant by ID.

SERVEROrigeneMCP SOURCEgentel-lab/origenemcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/gentel-lab-origenemcp/get-ga4gh-variants.md

WHAT IT DOES

What get_ga4gh_variants does on OrigeneMCP

AI agents call get_ga4gh_variants to retrieve information from OrigeneMCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_ga4gh_variants is rated Low

This tool retrieves genomic variant information from the GA4GH (Global Alliance for Genomics and Health) standard by a specific identifier. No mutation, creation, deletion, or execution of code is indicated. It is a straightforward data query operation with no irreversible effects, fitting the 'Read' category at low severity.

From the tool's definition Tool name 'get_ga4gh_variants' and description 'Get GA4GH variant by ID' indicate a retrieval operation. The verb 'Get' and the pattern of querying by ID (consistent with sibling tools like 'clinvar_find_single_mutation' and 'depmap_get_dependency') clearly…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_ga4gh_variants safely

PolicyLayer is an MCP gateway: it sits between your AI agents and OrigeneMCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_ga4gh_variants, this is the rule to start with:

get_ga4gh_variants Allowed

get_ga4gh_variants is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_ga4gh_variants": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect OrigeneMCP, apply this rule, and every get_ga4gh_variants call is checked against it from then on.

FAQ

Questions about get_ga4gh_variants

What does the get_ga4gh_variants tool do? +

Get GA4GH variant by ID. It is categorised as a Read tool in the OrigeneMCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_ga4gh_variants? +

Register the Origene MCP server in PolicyLayer and add a rule for get_ga4gh_variants: 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 OrigeneMCP. Nothing to install.

What risk level is get_ga4gh_variants? +

get_ga4gh_variants is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_ga4gh_variants? +

Yes. Add a rate_limit block to the get_ga4gh_variants 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.

How do I block get_ga4gh_variants completely? +

Set action: deny in the PolicyLayer policy for get_ga4gh_variants. 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.

What MCP server provides get_ga4gh_variants? +

get_ga4gh_variants is provided by the Origene MCP server (gentel-lab/origenemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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