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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

MCP server · Data access / search

Extralingo

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

Checks passed
13 / 22

1 failed · 8 not measured

Median response
482 ms

Median of successful probes over 7 days

30-day uptime
Not measured

Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.

Discovered tools
17

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
004
Access & authenticationWhat is required to use this server?
102
Tool qualityAre the tool definitions usable by an agent?
400
Publisher identityCan the publisher be traced to its source?
312

Unmeasured means there is not enough evidence to decide. How these checks work

Inspect individual checks 22 recorded

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 482 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-06-18, serverInfo.name extralingo.

  • Pass
    Lists tools

    tools/list returned 17 tools.

  • Pass
    Current protocol

    Negotiated 2025-06-18. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 482 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 482 ms over 1 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    1 of 1 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Not measured
    Stable tool list

    Fewer than two successful probes in 30 days, so tool-list stability is not measured.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Pass
    Parameters documented

    116 of 116 parameters have a description (100%). The bar is 80%.

  • Pass
    Safety hints

    Every tool sets readOnlyHint or destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Fail
    Source repo linked

    No repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-10-03T08:52:28.981277Z, within 180 days.

  • Not measured
    Open-source licence

    No GitHub repository to ask about a licence.

Start using Extralingo

Connect to this server

Choose your client, copy the configuration, then enable the server in your client’s MCP settings.

Run this command in your terminal, then restart Claude Code.

Claude Code

claude mcp add --transport http extralingo https://www.extralingo.com/mcp

Capabilities

Tools 17

ask_school_question

Send a question to the school without a full trip configuration. Requires OAuth requests scope. Optional idempotency_key.

Discovered
calculate_trip_price

Live checkout quote for a configuration. Not a booking. Call before create_booking and before telling the student a final price.

Discovered
create_booking

Submit an unpaid booking for a bookings_live school (same path as the website Book now flow). The school still confirms availability; Extralingo emails the student; down payment is due within 5 days of school confirmation via Extralingo only. Never tell the user they are confirmed or paid. Requires OAuth bookings scope (Bearer token). Optional idempotency_key replays the same payload within 24 hours.

Discovered
email_trip

Email continue_url (/s/{id}) to the verified account inbox. Requires OAuth trips scope. Rate-limited. Not a booking; you can share continue_url without emailing.

Discovered
get_accommodation_details

One group from list_accommodations (group_id): type, room_types, meal/board options, distance, amenities, age and min-stay rules, and week prices for startDate and currency. Use after list_accommodations, before save_trip or calculate_trip_price, or to answer questions about one option. Week prices are indicative; call calculate_trip_price for a checkout total.

Discovered
get_course_details

Details for one course id from list_courses (pricing rows, supplements, metadata).

Discovered
get_school

School briefing: profile, cancellation policy, reviews, image URLs, bookings_live flag, and optional hero image for chat UI. Requires school_id from search_language_schools.

Discovered
get_school_filters

Valid filter values for search_language_schools (languages, countries, cities, course types, and other facets).

Discovered
get_trip

Load a saved trip by trip_id from save_trip. Returns continue_url for website handoff with configuration restored.

Discovered
list_accommodations

Accommodation groups for a school. Use group ids in save_trip configuration (accommodationGroupId).

Discovered
list_courses

Live course catalogue for a bookings_live school (course ids, weeks, prices). Use returned course ids inside save_trip configuration.

Discovered
list_starting_dates

Allowed course start dates (typically Mondays) for a school. Use startDate values in list_courses and configuration.startDate.

Discovered
request_discussion

Trip discussion: trip_id or school_id+configuration plus message. ask_school_question: question without a trip. request_quote: personal quote (comments) when not booking. School gets the config; Extralingo emails the verified account and coordinates replies. Returns kind, newBookingId, redirectUrl, message (not a booking). OAuth scope requests. Optional idempotency_key.

Discovered
request_quote

Ask the school for a personal quote when bookings_live is false or the student is not ready to book. Requires OAuth requests scope. Optional idempotency_key.

Discovered
save_trip

Create or update a server-side trip draft. Returns trip_id, url, trip_url, and continue_url (/s/{id}) so the student can restore selections on Extralingo.com. Not a booking. Requires OAuth trips scope (Bearer token).

Discovered
search_destinations

Search cities, countries, and school names. Use before search_language_schools to resolve place names to slugs.

Discovered
search_language_schools

Search and rank language schools. Returns school_id, url, indicative from-price, and reviews. Prices are not a booking quote; call calculate_trip_price before quoting a total.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected482 ms17