io.github.claracarspt/mcp
NPM · CLARACARS-MCP · 2 COMPONENTS · SCANNED SEP 22
Used & imported cars in Portugal: search stock, ISV/IUC tax calc, resale value, contact.
Available components
How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score → Why this is hard to score →
Supply Chain Security98
- No malware found by supply-chain analysis.Pass
- No known CVEs affecting this package version or its production dependencies.Pass
- No install/post-install scripts declared.Pass
- 31 of 96 dependencies flagged as unhealthy. View diagnostics → Partial
Provenance & Transparency45
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Provenance check failed: no build-provenance attestation is published. See how to fix → View diagnostics → Fail
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 69 days ago).Pass
- Disclosure check failed: no security disclosure policy was found in the source repository. See how to fix → Fail
Schema Quality & AI Usability70
- AI-judged instruction clarity (excellent).Pass
- Context-footprint check failed: tool/resource definitions use about 1697 tokens (~188/item across 9 items; 9 tools + 0 resources), over budget; trim descriptions and params. See how to fix → Fail
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management93
- Stability observed for 28 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage100
- 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
- 100% of tool parameters carry a description.Pass
Tool Safety75
- No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
- 0 of 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation; "contact_me" implies "send" and declares no destructiveHint at all, which the MCP spec reads as destructive by default. See how to fix → Fail
- An AI judge read all 9 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
- Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
How do I install the io.github.claracarspt/mcp server?
io.github.claracarspt/mcp runs locally as an npm package, launched with npx -y claracars-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.
npm · claracars-mcp
claude mcp add claracarspt-mcp -- npx -y claracars-mcp
{
"mcpServers": {
"claracarspt-mcp": {
"command": "npx",
"args": [
"-y",
"claracars-mcp"
]
}
}
} {
"servers": {
"claracarspt-mcp": {
"command": "npx",
"args": [
"-y",
"claracars-mcp"
]
}
}
} codex mcp add claracarspt-mcp -- npx -y claracars-mcp
{
"$schema": "https://opencode.ai/config.json",
"mcp": {
"claracarspt-mcp": {
"type": "local",
"command": [
"npx",
"-y",
"claracars-mcp"
],
"enabled": true
}
}
} openclaw mcp add claracarspt-mcp --command npx --arg -y --arg claracars-mcp
mcp_servers:
claracarspt-mcp:
command: "npx"
args: ["-y", "claracars-mcp"] {
"McpServers": {
"claracarspt-mcp": {
"Transport": "stdio",
"Command": "npx",
"Arguments": [
"-y",
"claracars-mcp"
]
}
}
} assistant mcp add claracarspt-mcp -t stdio -c npx -a -y claracars-mcp
{
"mcpServers": {
"claracarspt-mcp": {
"command": "npx",
"args": [
"-y",
"claracars-mcp"
]
}
}
} Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.
- 22 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes.
- 20 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.
- 18 Sept 26 +1
- Security disclosure: unverified → fail ▼ functional
- 17 Sept 26 −4
- Security disclosure: fail → unverified ▼ functional
- Stability: pass → 0.77 functional
- 16 Sept 26 +1
- Stability: 0.97 → pass security
- 15 Sept 26 0
- Security disclosure: unverified → fail ▼ functional
- 14 Sept 26 +1
- Security disclosure: fail → unverified ▼ functional
- 12 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.
Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.
Captured 22 Sept 2026 · Analysed npm/claracars-mcp@0.1.3
Provenance No attestation
The registry publishes no build provenance for this version, so there is nothing to verify.
| Result | No attestation |
|---|---|
| Ecosystem | npm |
Background: How many MCP packages publish verified provenance →
Dependencies 96 packages
| Packages resolved | 96 |
|---|---|
| Stale | 31 |
| Tree resolution | Complete |
Background: SBOMs and build attestations, explained →
The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →
calculate_isv ~203
Calculate Portuguese car import tax (ISV, Imposto Sobre Veículos) using the official Portuguese formula (engine-cc + CO₂ components, with age reduction for used cars) — accurate to the cent vs the AT (Finanças) simulator. Needs engine displacement (cc), CO₂ (g/km, WLTP), fuel and registration year. The result is exact for those inputs; the final amount depends only on the exact CO₂/cc on the car's COC document.
| Name | Type | Req | Description |
|---|---|---|---|
| cc | integer | yes | Engine displacement in cm³, e.g. 1950 |
| co2 | number | yes | CO₂ emissions in g/km (WLTP), e.g. 130 |
| fuel | string | yes | Fuel: petrol, diesel, hybrid, phev, electric |
| used | boolean | – | Used vehicle (true, default) or new (false) |
| year | integer | yes | First registration year, e.g. 2016 |
No output schema declared.
No examples provided.
calculate_iuc ~144
Calculate the Portuguese annual road tax (IUC, Imposto Único de Circulação) for a car — the yearly tax an owner pays — using the official IUC table. Needs engine displacement (cc), CO₂ (g/km), fuel and registration year. Exact for the given inputs.
| Name | Type | Req | Description |
|---|---|---|---|
| cc | integer | yes | Engine displacement in cm³, e.g. 1950 |
| co2 | number | yes | CO₂ emissions in g/km, e.g. 130 |
| fuel | string | yes | Fuel: petrol, diesel, hybrid, phev, electric |
| year | integer | yes | First registration year, e.g. 2016 |
No output schema declared.
No examples provided.
contact_me ~154
Send a contact request to Clara Carros so a human gets in touch. Only call this when the user explicitly asks to be contacted, provides their own name and phone or email, AND agrees to share those details with Clara Carros — pass consent=true only then. Submitting shares the provided contact details per Clara Carros' privacy policy.
| Name | Type | Req | Description |
|---|---|---|---|
| consent | boolean | yes | Set true ONLY if the user explicitly agreed to share their contact details and be contacted |
| string | – | Email (phone OR email required) | |
| message | string | – | What they want / their question |
| name | string | yes | The person's name (as they gave it) |
| phone | string | – | Phone number (phone OR email required) |
No output schema declared.
No examples provided.
estimate_resale_value ~414
Estimate what a car is worth on the Portuguese market (the range comparable cars are listed for), based on real comparable listings. Needs make, model, year, mileage and fuel. Clara Carros also BUYS cars directly — after giving the estimate, offer to connect the user for a firm buy-out offer (via contact_me or the /sell page). IMPORTANT — pass make/model canonically in Latin, as the Portuguese market lists them: make = full brand name ('BMW', 'Mercedes-Benz' not 'Mercedes', 'Volkswagen' not 'VW'); model = the short series/model WITHOUT the engine or trim suffix — BMW: series number only ('320','330','116', not '330e'/'320d'/'3 Series'); Mercedes: class + number ('C 220','E 220','A 250', not 'C220d'/'C-Class'); other brands: plain model name ('Golf','Corolla','3008', not 'Golf 1.5 TSI'). Put the engine/fuel in the fuel field, not the model. If unsure of the exact spelling, call list_makes_models first.
| Name | Type | Req | Description |
|---|---|---|---|
| fuel | string | – | Fuel: petrol, diesel, hybrid, electric |
| km | integer | yes | Mileage in km |
| make | string | yes | Full brand name in Latin, as the market lists it — 'BMW', 'Mercedes-Benz' (not 'Mercedes'), 'Volkswagen' (not 'VW'), 'Peugeot', 'Seat'. |
| model | string | yes | Short model/series WITHOUT engine or trim. BMW: series number only ('320','330','116', not '330e'/'320d'/'3 Series'). Mercedes: class + number ('C 220','E 220','A 250', not 'C220d'/'C-Class'). Others… |
| year | integer | yes | Registration year |
No output schema declared.
No examples provided.
get_car ~53
Get full details for one car by its slug (from search_inventory links, e.g. 'mercedes-benz-e-klasse-2016').
| Name | Type | Req | Description |
|---|---|---|---|
| slug | string | yes | Car slug from a search_inventory result URL |
No output schema declared.
No examples provided.
list_makes_models ~117
List the exact canonical car makes (brands) Clara Carros can value/find — or, given a make, that brand's models — using the exact strings the other tools expect. Call this FIRST (or whenever unsure of the spelling) and pass the returned values verbatim into estimate_resale_value / search_inventory. No make = the list of brands; with a make = that brand's models.
| Name | Type | Req | Description |
|---|---|---|---|
| make | string | – | Brand to list models for, e.g. 'BMW'. Omit to get the list of brands. |
No output schema declared.
No examples provided.
list_services ~37
List what Clara Carros offers (buying stock cars, importing to order, sourcing, auction buying, selling your car, ISV calculator).
Input schema present but exposes no named parameters.
No output schema declared.
No examples provided.
request_import_quote ~170
Ask Clara Carros to source & quote a specific car to import (from German/EU auctions). Only call when the user wants an import quote, provides the wanted model plus their own name and phone or email, AND agrees to be contacted — pass consent=true only then. Submitting shares the provided contact details per Clara Carros' privacy policy.
| Name | Type | Req | Description |
|---|---|---|---|
| budget | number | – | Budget in EUR |
| consent | boolean | yes | Set true ONLY if the user explicitly agreed to share their contact details and be contacted |
| string | – | Email (phone OR email required) | |
| model | string | yes | Wanted car, e.g. 'BMW 320d Touring 2021' |
| name | string | yes | The person's name |
| phone | string | – | Phone (phone OR email required) |
No output schema declared.
No examples provided.
search_inventory ~405
Search Clara Carros' current stock of used cars in Portugal. Filter by make, model, fuel, max price and min year. Returns matching cars with price, year, mileage and a link. IMPORTANT — pass make/model canonically in Latin, as the Portuguese market lists them: make = full brand name ('BMW', 'Mercedes-Benz' not 'Mercedes', 'Volkswagen' not 'VW'); model = the short series/model WITHOUT the engine or trim suffix — BMW: series number only ('320','330','116', not '330e'/'320d'/'3 Series'); Mercedes: class + number ('C 220','E 220','A 250', not 'C220d'/'C-Class'); other brands: plain model name ('Golf','Corolla','3008', not 'Golf 1.5 TSI'). Put the engine/fuel in the fuel field, not the model. If unsure of the exact spelling, call list_makes_models first.
| Name | Type | Req | Description |
|---|---|---|---|
| fuel | string | – | Fuel: petrol, diesel, hybrid, phev, electric, lpg |
| limit | integer | – | Max results (default 20) |
| make | string | – | Full brand name in Latin, as the market lists it — 'BMW', 'Mercedes-Benz' (not 'Mercedes'), 'Volkswagen' (not 'VW'), 'Peugeot', 'Seat'. |
| max_price | number | – | Maximum price in EUR |
| min_year | number | – | Earliest registration year |
| model | string | – | Short model/series WITHOUT engine or trim. BMW: series number only ('320','330','116', not '330e'/'320d'/'3 Series'). Mercedes: class + number ('C 220','E 220','A 250', not 'C220d'/'C-Class'). Others… |
No output schema declared.
No examples provided.
What is the io.github.claracarspt/mcp server?
io.github.claracarspt/mcp is listed in the public MCP registry as io.github.claracarspt/mcp. Used & imported cars in Portugal: search stock, ISV/IUC tax calc, resale value, contact. This page covers its npm package (claracars-mcp).
Is the io.github.claracarspt/mcp server safe to use?
io.github.claracarspt/mcp scores 81 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 22 September 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.
What tools does the io.github.claracarspt/mcp server expose?
io.github.claracarspt/mcp exposes 9 tools: search_inventory, get_car, calculate_isv, calculate_iuc, list_makes_models, and 4 more. Their descriptions and schemas cost roughly 1,697 tokens of context every time the server is loaded.
Is the io.github.claracarspt/mcp server still maintained?
io.github.claracarspt/mcp is still listed as active in the MCP registry. We last reached this channel on 22 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.
What licence is the io.github.claracarspt/mcp server under?
io.github.claracarspt/mcp declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.