strava_update_activity · Strava MCP Server MCP

WHAT IT DOES

What strava_update_activity does on Strava MCP Server

AI agents use strava_update_activity to create or update resources in Strava MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Strava MCP Server environment.

WHY IT NEEDS A POLICY

Why strava_update_activity needs a policy

The tool modifies existing activity records (e.g., name, description, type, privacy settings) in a reversible manner. This is a Write operation rather than Destructive since updates can be undone by submitting another update.

From the tool's definition Tool name contains 'update' and description states 'Update an activity', indicating modification of existing fitness activity data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

strava_update_activity Rate-limited

strava_update_activity stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "strava_update_activity": {
      "limits": [
        {
          "counter": "strava_update_activity_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Strava MCP Server, so you can run agents against it safely.

FAQ

Questions about strava_update_activity

What does the strava_update_activity tool do? +

Update an activity. It is categorised as a Write tool in the Strava MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on strava_update_activity? +

Register the Strava MCP Server MCP server in PolicyLayer and add a rule for strava_update_activity: 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 Strava MCP Server. Nothing to install.

What risk level is strava_update_activity? +

strava_update_activity is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit strava_update_activity? +

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

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

strava_update_activity is provided by the Strava MCP Server MCP server (justmytwospence/strava-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.