How do I install the Idfm Journey skill?

Run npx skillmds@latest add javimosch/idfm-journey in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Idfm Journey safe to use?

This skill has not completed SkillMD's automated safety review yet. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Idfm Journey?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Idfm Journey free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Idfm Journey?

javimosch (@javimosch) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Idfm Journey by javimosch — Agent Skill

Name: Idfm Journey
Author: javimosch

Idfm Journey

Query Île-de-France Mobilités (IDFM) PRIM/Navitia for Paris + suburbs public transport (Île-de-France) — place resolution, journey planning, and disruptions/incident checks. Use when asked to find routes in Île-de-France (e.g., "itinéraire de X à Y"), resolve station/stop ids, or check RER/metro line disruptions, and you have an IDFM PRIM API key.

javimosch Updated Sep 17, 2026

File contents

IDFM Journey (PRIM/Navitia)

Use the bundled script to call PRIM/Navitia endpoints without extra dependencies.

Metadata

Author: anthonymq
Version: 0.1.6

Trigger phrases (examples)

"Itinéraire de {origine} à {destination}"
"Route from {origin} to {destination} in Paris / Île-de-France"
"Check RER/metro disruptions" / "incidents on line {line}"

Prereqs

Set IDFM_PRIM_API_KEY in the environment before running.

Generating an API Key

To obtain an IDFM PRIM API key:

Visit https://prim.iledefrance-mobilites.fr/
Create an account or log in
Navigate to "Espace développeur" or the developer portal
Subscribe to the "Navitia" API
Your API key will be generated and displayed in your dashboard
Export it in your environment: export IDFM_PRIM_API_KEY="your-key-here"

Quick commands

Run from anywhere (path is inside the skill folder):

Resolve places (best match + list):
- python3 scripts/idfm.py places "Ivry-sur-Seine" --count 5
Journeys (free-text from/to; resolves place ids first):
- python3 scripts/idfm.py journeys --from "Ivry-sur-Seine" --to "Boulainvilliers" --count 3
Incidents / disruptions (by line id or filter):
- python3 scripts/idfm.py incidents --line-id line:IDFM:C01727
- python3 scripts/idfm.py incidents --filter 'disruption.status=active'

Add --json to print raw API output.

Notes

If place resolution is ambiguous, increase --count and choose the right stop_area id.
For API details and examples, read: references/idfm-prim.md.

---name: idfm-journeydescription: Query Île-de-France Mobilités (IDFM) PRIM/Navitia for Paris + suburbs public transport (Île-de-France) — place resolution, journey planning, and disruptions/incident checks. Use when asked to find routes in Île-de-France (e.g., "itinéraire de X à Y"), resolve station/stop ids, or check RER/metro line disruptions, and you have an IDFM PRIM API key.---# IDFM Journey (PRIM/Navitia)Use the bundled script to call PRIM/Navitia endpoints without extra dependencies.## Metadata- **Author:** anthonymq- **Version:** 0.1.6## Trigger phrases (examples)- "Itinéraire de {origine} à {destination}"- "Route from {origin} to {destination} in Paris / Île-de-France"- "Check RER/metro disruptions" / "incidents on line {line}"## Prereqs- Set `IDFM_PRIM_API_KEY` in the environment before running.### Generating an API KeyTo obtain an IDFM PRIM API key:1. Visit [https://prim.iledefrance-mobilites.fr/](https://prim.iledefrance-mobilites.fr/)2. Create an account or log in3. Navigate to "Espace développeur" or the developer portal4. Subscribe to the "Navitia" API5. Your API key will be generated and displayed in your dashboard6. Export it in your environment: `export IDFM_PRIM_API_KEY="your-key-here"`## Quick commandsRun from anywhere (path is inside the skill folder):- Resolve places (best match + list): - `python3 scripts/idfm.py places "Ivry-sur-Seine" --count 5`- Journeys (free-text from/to; resolves place ids first): - `python3 scripts/idfm.py journeys --from "Ivry-sur-Seine" --to "Boulainvilliers" --count 3`- Incidents / disruptions (by line id or filter): - `python3 scripts/idfm.py incidents --line-id line:IDFM:C01727` - `python3 scripts/idfm.py incidents --filter 'disruption.status=active'`Add `--json` to print raw API output.## Notes- If place resolution is ambiguous, increase `--count` and choose the right `stop_area` id.- For API details and examples, read: `references/idfm-prim.md`.

Frequently asked questions