linear_getActiveCycle

Get the currently active cycle for a team

SERVERLinear SOURCE@linear-mcp-server

Low RISK CLASS

Category Read

Parameters 10 required

Recommended Allowedsee the rule below

Registry record Grade D, identity verified Pull the record →

This record as markdown: /tools/linear/linear-getactivecycle.md

WHAT IT DOES

What linear_getActiveCycle does on Linear

AI agents call linear_getActiveCycle to retrieve information from Linear 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
`teamId`	string	—	ID of the team to get the active cycle for

Parameters from the server's own tool schema.

RISK

Why linear_getActiveCycle is rated Low

This tool queries and retrieves information about the active cycle for a team. It performs a read-only operation with no side effects, no data modification, and no execution of external operations. The retrieval of cycle status information poses minimal risk if misused by an AI agent.

From the tool's definition Tool name 'getActiveCycle' and description 'Get the currently active cycle for a team' indicate a retrieval operation with no modification of data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs linear_getActiveCycle safely

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

linear_getActiveCycle Allowed

linear_getActiveCycle 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": {
    "linear_getActiveCycle": {}
  }
}

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

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

FAQ

Questions about linear_getActiveCycle

What does the linear_getActiveCycle tool do? +

Get the currently active cycle for a team. It is categorised as a Read tool in the Linear MCP Server, which means it retrieves data without modifying state.

What parameters does linear_getActiveCycle accept? +

linear_getActiveCycle accepts 1 parameter: teamId. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on linear_getActiveCycle? +

Register the Linear MCP server in PolicyLayer and add a rule for linear_getActiveCycle: 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 Linear. Nothing to install.

What risk level is linear_getActiveCycle? +

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

Can I rate-limit linear_getActiveCycle? +

Yes. Add a rate_limit block to the linear_getActiveCycle 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 linear_getActiveCycle completely? +

Set action: deny in the PolicyLayer policy for linear_getActiveCycle. 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 linear_getActiveCycle? +

linear_getActiveCycle is provided by the Linear MCP server (@linear-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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