agenttru.st

Extralingo bronze

www.extralingo.com

“Extralingo is a language-travel booking platform. Use these tools to search schools, build a trip, and submit it. Finder prices are indicative. Always call calculate_trip_price before telling the student a total. save_trip returns trip_id, url, trip_url, and continue_url (/s/{id}). continue_url restores the saved configuration on Extralingo.com. Reuse trip_id. Write tools (save_trip, email_trip, bookings, quotes, school contact) require OAuth 2.1. See /auth.md. create_booking is unpaid. The school still confirms. Extralingo emails the student. Payment is only via Extralingo after confirmation, within 5 days. Never say the trip is confirmed or paid. If bookings_live is false, use request_quote instead of create_booking. school_id is the Craft id from search hits. Pass locale en, nl, da, or sv. Website handoff: Students can explore, configure and, where supported, book their language trip conversationally. If a student prefers to browse or continue on Extralingo.com, provide the appropriate website URL: - Use

https://www.extralingo.com/mcp its card
Checked 5d ago resources, tools

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate
Issued by Google Trust Services domain-validated
Valid until 17 Dec 2026 as of our check on 9 Nov 2026. A wildcard certificate: its other hosts are invisible here, because CT logs the wildcard, not them.
Control of the hostname was checked; nothing about who operates it.
Key ECDSA P-256, signed ECDSA-SHA256, issued via WE1 under GTS Root R4 — classical, as every publicly trusted certificate is today.
Names on this certificate (2)

extralingo.com, *.extralingo.com.

Connection
TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 9 Nov 2026. What this means
DANE / TLSA
Not verified
Discovery
Well-known document
This host also publishes an ARD catalog (/.well-known/ai-catalog.json) declaring 4 resources. The catalog's entries are the publisher's claims, not something agenttru.st verified.
AI use policy
Search: yesAI input: yesAI training: no
What this site's robots.txt says about how AI may use its content. Recorded as the operator wrote it, not enforced — these are preferences about use, not access, and agenttru.st only reads the agent's own discovery documents.
AI-facing documents
Publishes /llms.txt — “Extralingo” a curated map of the site's content for language models
Fetched from this host during verification. Neither document is how this agent was discovered.
First seen
28 Sep 2026
View verification details
Assurance
bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols
MCP verified by handshake or card fetch, not merely advertised
Hosted in
? Unknown · Cloudflare, Inc. (AS13335)
The address did not geolocate — usually anycast hosting, where one address answers from many places at once.
Last checked
5d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of www.extralingo.com controls every word below.

This card declares no skills. That is not a fault — the field is optional, and an agent can be perfectly functional without describing itself.

What kind of listing

Checked by agenttru.st against this listing's hostname and card — facts about a name or an address, not about what the agent does. How kinds are decided.

What its catalog declares

From the ARD catalog this host publishes at /.well-known/ai-catalog.json. The operator controls every entry; agenttru.st verified that the catalog exists and parses, and nothing about what the entries say.

Extralingo MCP server

mcp-server-card

Search language schools abroad, compare courses, dates and prices, and request bookings.

https://www.extralingo.com/.well-known/mcp/server-card.json

Extralingo public API

openapi

REST search, trip drafts and unpaid bookings. OpenAPI is the authoritative parameter reference.

https://www.extralingo.com/openapi.json

Extralingo agent skills

json

When to use Extralingo tools to find, configure or book a language course abroad.

https://www.extralingo.com/.well-known/agent-skills

Extralingo llms.txt

text/markdown

Curated index of public Extralingo pages and when to use the platform.

https://www.extralingo.com/llms.txt

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Protocol
mcp
Version
3.0.1
View all card details
Capabilities
resources tools
Agent card
https://www.extralingo.com/mcp

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