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AutoSignal

eu.autosignal/autosignalautosignal.eustreamable-httpv0.1.0Scanned

Czech and Central European used and new car market prices, valuations and below-market deals.

16 tools: 2 change things and 14 only read.

Tools: 0 delete, 0 irreversible, 2 write, 14 read.
  • Reads private data · 0
  • Reads text others write · 0
  • Can send data out · 0
  • No findings

Anlyon alternative

2 of these tools change something. Run those as governed actions.

Declare what an action changes, and Anlyon puts it under a shared limit, binds every approval to the exact request, and grades the outcome. It works on any HTTPS API you can describe as an action.

Anlyon does not run, proxy or govern this MCP server. A tool your own code calls directly is not routed through Anlyon and is not governed by it.

Import an OpenAPI spec →

Tools

Grouped by what each tool does, most consequential first. Open one for its reasons and full description; descriptions are the publisher's own words.

16 tools

Changes things 2Claude Code: ask
  • check_vehicle_by_vinFree vehicle history check against the official Czech vehicle registry (Registr silničních vozidel) by 17-character VIN: owner count and ownership timeline (companies named with IČ…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Free vehicle history check against the official Czech vehicle registry (Registr silničních vozidel) by 17-character VIN: owner count and ownership timeline (companies named with IČO, private persons anonymous), STK inspection history with results, import origin, deregistration episodes, seized-document flags and technical specs. The registry has NO mileage data and NO license-plate lookup. Unknown VINs fall back to a rate-limited live registry lookup without timelines.
  • estimate_valuationEstimate a fair price range (min/median/max) for a specific car from comparable listings.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Estimate a fair price range (min/median/max) for a specific car from comparable listings.
Only reads 14Show 14 read-only tools
  • get_company_fleetOne Czech company's registered fleet profile by IČO: vehicles owned now and ever, vehicles OPERATED (e.g.No findings

    Why it is in this group

    • The name "get_company_fleet" says "get": a word for reading.
    Description, as the server wrote it
    One Czech company's registered fleet profile by IČO: vehicles owned now and ever, vehicles OPERATED (e.g. leased fleets), median holding period, owner-type classification (dealer / leasing / company / OSVČ), the paginated fleet list incl. former holdings, and its vehicles currently for sale on the market.
  • get_dealGet full detail for one deal by its deal id: listing, price history, market stats, prediction and why it is a deal.No findings

    Why it is in this group

    • The name "get_deal" says "get": a word for reading.
    Description, as the server wrote it
    Get full detail for one deal by its deal id: listing, price history, market stats, prediction and why it is a deal.
  • get_market_overviewComprehensive market snapshot for a country: price pulse and direction, buyer/seller verdict, fuel & body-type & brand breakdowns, deal hotspots, 90d price trend, supply/freshness,…No findings

    Why it is in this group

    • The name "get_market_overview" says "get": a word for reading.
    Description, as the server wrote it
    Comprehensive market snapshot for a country: price pulse and direction, buyer/seller verdict, fuel & body-type & brand breakdowns, deal hotspots, 90d price trend, supply/freshness, oversupply and fast-mover signals.
  • get_market_trendCurrent median/avg price, listing count and 7d-vs-30d trend for one brand+model.No findings

    Why it is in this group

    • The name "get_market_trend" says "get": a word for reading.
    Description, as the server wrote it
    Current median/avg price, listing count and 7d-vs-30d trend for one brand+model.
  • get_price_history90-day daily price history (median, avg, count) for a brand+model, optionally narrowed by fuel.No findings

    Why it is in this group

    • The name "get_price_history" says "get": a word for reading.
    Description, as the server wrote it
    90-day daily price history (median, avg, count) for a brand+model, optionally narrowed by fuel.
  • get_price_moversSegments (brand+model+fuel) whose median price moved most over ~30 days, filtered to credible moves (volume floors, 5–30% band, sample-stability guard).No findings

    Why it is in this group

    • The name "get_price_movers" says "get": a word for reading.
    Description, as the server wrote it
    Segments (brand+model+fuel) whose median price moved most over ~30 days, filtered to credible moves (volume floors, 5–30% band, sample-stability guard). Each is annotated with a credibility-weighted moverScore (rewards volume and a stable sample over raw magnitude).
  • get_weekly_summaryThis week at a glance: number of new deals, the single best deal, and average savings.No findings

    Why it is in this group

    • The name "get_weekly_summary" says "get": a word for reading.
    Description, as the server wrote it
    This week at a glance: number of new deals, the single best deal, and average savings.
  • list_brandsBrands that currently have active deals, with deal counts.No findings

    Why it is in this group

    • The name "list_brands" says "list": a word for reading.
    Description, as the server wrote it
    Brands that currently have active deals, with deal counts. Accepts the same filters as search_deals.
  • list_countriesCountries/markets that currently have active deals, with counts.No findings

    Why it is in this group

    • The name "list_countries" says "list": a word for reading.
    Description, as the server wrote it
    Countries/markets that currently have active deals, with counts.
  • list_hot_dealsTop deals right now, ranked by deal score (biggest discount vs market first).No findings

    Why it is in this group

    • The name "list_hot_deals" says "list": a word for reading.
    Description, as the server wrote it
    Top deals right now, ranked by deal score (biggest discount vs market first).
  • list_modelsModels for a given brand that currently have active deals, with counts.No findings

    Why it is in this group

    • The name "list_models" says "list": a word for reading.
    Description, as the server wrote it
    Models for a given brand that currently have active deals, with counts.
  • list_recently_reducedDeals whose price was recently cut (1–40% drop between the two latest prices).No findings

    Why it is in this group

    • The name "list_recently_reduced" says "list": a word for reading.
    Description, as the server wrote it
    Deals whose price was recently cut (1–40% drop between the two latest prices).
  • search_company_fleetsSearch Czech companies by name or IČO in the vehicle registry and get their fleet size (vehicles held now / ever).No findings

    Why it is in this group

    • The name "search_company_fleets" says "search": a word for reading.
    Description, as the server wrote it
    Search Czech companies by name or IČO in the vehicle registry and get their fleet size (vehicles held now / ever). Sole traders (OSVČ) are only findable by exact IČO, never by name.
  • search_dealsSearch below-market used-car deals with filters (brand, model, price, year, mileage, fuel, body type, country, discount).No findings

    Why it is in this group

    • The name "search_deals" says "search": a word for reading.
    Description, as the server wrote it
    Search below-market used-car deals with filters (brand, model, price, year, mileage, fuel, body type, country, discount). Paginated; returns each deal with its listing, market stat, deal score and % below median.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Exfil surface

Which tools read private data, which read text someone else can write, and which can send data out. One of each is a path a prompt injection can use.

No private-data, untrusted-input, outbound path in this server alone: no tool is tagged private-data or untrusted-input or outbound.

Reads private data0
Reads files, mail, messages, databases, secrets, calendars or repositories.
Reads text others write0
Brings in text someone else can write: web pages, inbound email, messages, issues and comments.
Can send data out0
Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL.

Other servers in the same agent add their own tools to these paths. Audit your whole setup to see them together.

Findings

Matches of fixed checks, with the text they matched.

No check matched anything in these tool definitions. That is not a safety guarantee.

History

Changes to its tool definitions and to its remote endpoint, newest first.

No change seen yet. Its tools are rescanned every day, and a remote endpoint is looked at once a week.

Install

Pinned to version 0.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http autosignal https://api.autosignal.eu/mcp
claude mcp add --transport http autosignal https://api.autosignal.eu/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change or a way out, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__autosignal__search_deals",
      "mcp__autosignal__get_deal",
      "mcp__autosignal__list_hot_deals",
      "mcp__autosignal__list_recently_reduced",
      "mcp__autosignal__list_brands",
      "mcp__autosignal__list_models",
      "mcp__autosignal__list_countries",
      "mcp__autosignal__get_market_trend",
      "mcp__autosignal__get_price_history",
      "mcp__autosignal__get_weekly_summary",
      "mcp__autosignal__get_market_overview",
      "mcp__autosignal__get_price_movers",
      "mcp__autosignal__search_company_fleets",
      "mcp__autosignal__get_company_fleet"
    ],
    "ask": [
      "mcp__autosignal__estimate_valuation",
      "mcp__autosignal__check_vehicle_by_vin"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. A read that can send data out (it takes a URL, say) asks first too. It assumes the server is installed as autosignal. Review it before you use it.

Pin

Keep the decision: fail CI when the tools change, follow every change, or show a badge.

Pin in CI

Fail a build when the tools you reviewed are not the tools the server serves today.

curl -s "https://anlyon.dev/api/v1/servers/eu.autosignal/autosignal/verify?hash=5c1055d72ac48ce51707987b34ac0328c6e4259fe128e75ab3adcf528c9023fb" | jq -e '.changed == false'

Pinned hash 5c1055d72ac4, from Oct 26, 2026, 14:18 UTC.

Watch

Get told when its tools change: a new tool, a new description, a new class.

https://anlyon.dev/servers/eu.autosignal/autosignal/changes.xml

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Badge

anlyon.dev badge for eu.autosignal/autosignal
[![anlyon.dev](https://anlyon.dev/badge/eu.autosignal/autosignal.svg)](https://anlyon.dev/servers/eu.autosignal/autosignal)

Source: MCP Registry. Synced Oct 26, 2026, 14:17 UTC.