WhichTrim vehicle records

Name: WhichTrim vehicle records
Author: WhichTrim

AgentA2AMCP

Every U.S. car, truck and SUV (2016 onward) as one record per nameplate-year, joined from EPA and NHTSA filings and manufacturers' press kits: recalls with completion rates, owner complaints and failure mileage, crash ratings, investigations, service bulletins, trouble codes, trims and specs. Every…

by WhichTrimhomepage ↗v2026-09-30

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This record is unclaimed

Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.

Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"whichtrim-vehicle-records","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability88/88 checks ok

when	check	result	http	latency	detail
2 h ago	mcp initialize	ok	200	691 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
8 h ago	mcp initialize	ok	200	923 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
15 h ago	mcp initialize	ok	200	610 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
22 h ago	mcp initialize	ok	200	614 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
29 h ago	mcp initialize	ok	200	305 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
2 d ago	mcp initialize	ok	200	771 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
2 d ago	mcp initialize	ok	200	281 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
2 d ago	mcp initialize	ok	200	695 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
2 d ago	mcp initialize	ok	200	1981 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools
3 d ago	mcp initialize	ok	200	292 ms	server whichtrim 1.2.0 · protocol 2025-06-18 · 8 tools

Tools observed via MCP handshake

search_vehicles — Find model years in the WhichTrim catalogue by make, model and/or year. Returns each match with its Safety Signal grade, recall count and page URL. Use this fir
get_vehicle — The full published record for one model year: EPA fuel economy, NHTSA recalls, owner-complaint counts and the mileage at which owners reported problems, crash r
get_trims — Every trim of one model year as the manufacturer's own press kit states it: name, powertrain, drivetrain and MSRP, each trim's headline specs, which equipment i
check_recalls — Every NHTSA recall campaign on file for one model year, with severity, park-outside and do-not-drive advisories and the reported completion rate. IMPORTANT: rec
decode_vin — Decode a 17-character VIN against NHTSA's vPIC database and join it to the WhichTrim record for that model year: year, make, model, engine, plant, plus the grad
lookup_trouble_code — What a diagnostic trouble code (P0420, U0100, …) means where the OBD-II standard defines it, and — the part no other source publishes — which vehicles' federal
lookup_bulletin — A manufacturer service bulletin, service campaign, warranty extension or over-the-air notice by the number on the letter or the document (Hyundai 9D6, Kia SC199
compare_vehicles — Two model years side by side on the figures that decide most purchases: fuel economy or EV range, Safety Signal grade, recalls, complaints, crash rating and sta

Declared by sources

What the publisher says

Attributed to the source that supplied each field. Treated as claims, not facts.

vehiclescataloguespecsrecallscomplaintstrimsmsrpequipmentsafetyvinobd-iidiagnosticsbulletinsservice campaignswarrantycompare

Declared skills

Search vehicles — Find model years by make, model and/or year; returns the vehicle id the other skills take, with grade, recall count and page URL.
Vehicle record — The full published record for one model year: fuel economy, recalls, complaint counts and failure mileage, crash ratings, investigations, bulletins, trouble codes.
Trims, prices and specs — Every trim of a model year as the manufacturer's press kit states it: MSRP, powertrain, drivetrain, headline specs and which equipment is standard where; or one trim's full spec sheet and equipment list. Only model years with a press kit on file.
Recall campaigns — Every NHTSA campaign on file for a model year with severity, advisories and completion rate. Cannot say whether one VIN is affected; only nhtsa.gov/recalls can.
Decode a VIN — Decode a 17-character VIN against NHTSA vPIC and join it to the WhichTrim record for that model year.
Trouble code — What a diagnostic trouble code means and which model years' federal record actually names it.
Service bulletin or campaign — A manufacturer communication by the number on the letter or the document: NHTSA's summary, the model years it names, every document filed under it with a verified PDF link where one exists. Not a recall, and the answer says so.
Compare two vehicles — Two model years side by side: fuel economy or range, grade, recalls, complaints, crash rating, starting price where a press kit is on file.

kind A2A Agent Card

name A2A Agent Card

summary A2A Agent Card

version A2A Agent Card

description A2A Agent Card

homepageUrl A2A Agent Card

publisherUrl A2A Agent Card

publisherName A2A Agent Card

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

Official MCP Registrycom.whichtrim/vehicle-records

first seen 24 d ago · fetched 13 h agoopen ↗

A2A Agent Cardhttps://whichtrim.com/.well-known/agent-card.json

first seen 10 d ago · fetched 10 d agoopen ↗

Field history (12 recent events)

10 d ago · declared · protocols → ["a2a","mcp"]
10 d ago · declared · kind → "agent"
10 d ago · declared · summary → "Every U.S. car, truck and SUV (2016 onward) as one record per nameplate-year, joined from EPA and NHTSA filings and man
10 d ago · declared · description → "Every U.S. car, truck and SUV (2016 onward) as one record per nameplate-year, joined from EPA and NHTSA filings and man
10 d ago · declared · publisherName → "WhichTrim"
10 d ago · declared · publisherUrl → "https://whichtrim.com/"
10 d ago · declared · version → "2026-09-30"
24 d ago · declared · description → "US vehicle recalls, complaints, EPA figures, VIN decode and trouble codes, with sources."
24 d ago · declared · publisherName → "com.whichtrim"
24 d ago · declared · homepageUrl → "https://whichtrim.com/developers/"
24 d ago · declared · version → "1.0.0"
24 d ago · declared · protocols → ["mcp"]

This record is unclaimed

Evidence

What the publisher says

Capabilities

Where this record came from