Convert a workout to .zwo (Zwift), .mrc, .erg or .fit
AI agents call downloadWorkout to retrieve information from Intervals Icu Api without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
id | number | — | |
day | number | — | |
ext | string | Yes | |
days | number | — | |
name | string | — | |
tags | array | — | |
time | string | — | |
type | string | — | |
color | string | — | |
indoor | boolean | — | |
joules | number | — | |
target | string | — |
Parameters from the server's own tool schema.
This tool retrieves/exports workout data in different formats for local use. It has no side effects on the Intervals.icu system, does not modify data, does not execute arbitrary code, and does not delete or move money. The worst case misuse would be downloading a user's workout data, which is a read operation with minimal blast radius.
From the tool's definition Tool description states it 'Convert[s] a workout to' various file formats (.zwo, .mrc, .erg, .fit). The verb 'convert' and 'download' indicate data retrieval and transformation, with no modifications to source data or external systems.
Risk signalsAccepts file system path (attachments[].filename) · Accepts URL/endpoint input (attachments[].url) · High parameter count (33 properties)
Attacks that exploit this kind of access
Convert a workout to .zwo (Zwift), .mrc, .erg or .fit. It is categorised as a Read tool in the Intervals Icu Api MCP Server, which means it retrieves data without modifying state.
downloadWorkout accepts 12 parameters: id, day, ext, days, name, tags, time, type, color, indoor, joules, target. Required: ext. The full parameter table on this page comes from the server's own tool schema.
Register the Intervals Icu Api MCP server in PolicyLayer and add a rule for downloadWorkout: 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 Intervals Icu Api. Nothing to install.
downloadWorkout 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 downloadWorkout 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 downloadWorkout. 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.
downloadWorkout is provided by the Intervals Icu Api MCP server (intervals-icu-api-mcp-server). 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 →