Who it is for
Travellers taking low-cost rail within France or to Belgium who need to compare departure times and fare tiers before committing.
Fares and schedules for OUIGO trains in France and Belgium
Overview
Squirel publishes this app for OUIGO, the low-fare rail service running high-speed and classic trains to more than 70 destinations in France and Belgium. Fares begin at 10 euros depending on the station of departure. Naming an origin station, a destination, and travel dates returns current times and prices, which can then be narrowed to a train that fits both budget and schedule.
The purchase itself is finished on the OUIGO website or app rather than in the chat. Three fare types are set out: Essentiel, bought a la carte with paid extras such as seat selection, additional or oversized luggage, and a folded or bagged bicycle; Plus, which bundles the seat, an extra bag, and the OUIFI and OUIFUN onboard services; and Full, sold up to seven days before departure, which adds free exchanges through OUIGOFLEX on top of everything in Plus.
Travellers taking low-cost rail within France or to Belgium who need to compare departure times and fare tiers before committing.
The three OUIGO fare tiers and what each one includes are laid out explicitly, which is where most of the price difference on this operator comes from.
Availability
Ouigo France is listed in the ChatGPT apps directory only. Squirel has no connector under the same domain in the Claude directory; 392 of the 3,150 products here are on both marketplaces, and this is not one of them.
ChatGPT apps are built on MCP, and the same server can back a Claude connector, so the absence is a distribution decision rather than a technical one.
ChatGPT listing
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This is an independent catalogue entry compiled by Node8 from Ouigo France's public marketplace listing as it stood in August 2026. Listing facts come from the marketplaces; the comparisons against the rest of the directory and any live-endpoint measurements are Node8's. Node8 is not affiliated with Squirel, and inclusion here is not an endorsement.
Node8 builds MCP servers end to end: deciding which tools are worth exposing, the authentication and permission model, the review submissions, and the onboarding that gets them used. One server serves ChatGPT, Claude, and Microsoft Copilot.