Car Handshake

Only for explicit comparison: after exactly one shop_vehicles call, pass 2-4 distinct returned listing IDs. Never search or shop again.

compare_vehicles

Citation only after search; never shopping/detail. Fetch one exact ID.

fetch

Use this once to resolve participating dealerships by name/place with IDs, addresses, and listing counts. For named-dealer inventory, pass an exact returned dealer_id to one shop_vehicles call. For rooftop contacts or sales/service hours, call get_dealership once.

find_dealerships

Use this with one exact dealer_id from find_dealerships or get_vehicle to return every public rooftop, phone, website, capability, and named sales/service schedule.

get_dealership

For full detail, pass exact shop_vehicles listing_id; returns dealer.dealer_id.

get_vehicle

With explicit consent and confirmation, request dealer test-drive follow-up for this listing.

schedule_test_drive

With explicit consent and confirmation, request dealer trade-in appraisal for this listing.

request_trade_in_appraisal

Citation only; never shopping/detail/compare. Search once, then fetch exact IDs.

search

With explicit consent and confirmation, send this listing's dealer the shopper's question.

submit_vehicle_inquiry

Use for live US cars, SUVs, trucks, EVs, motorcycles, RVs, or trailers by place (near me/close by), budget, mileage, make/model, condition, body, fuel, features, named dealer, or live-listing recommendation. Call once; never retry/refine/broaden. Geographic fallback is final; filters stay exact. Use returned facts; browse only if asked. Named-dealer stock: find_dealerships once, then shop. Not for repair/reliability/facts, MSRP/non-US, named-source, web-only, or no-app. Pass request verbatim; never ask for ZIP.

shop_vehicles