Government

Data source: NHTSA (US Department of Transportation)

MCP MCP Protocol

Endpoint https://context.gnist.ai/mcp/nhtsa/

nobloat — strip report_feedback tool URL-based auth (for clients without header support)

claude_desktop_config.json

{
  "mcpServers": {
    "gnist-nhtsa": {
      "url": "https://context.gnist.ai/mcp/nhtsa/",
      "headers": {
        "Gnist-API-Key": "YOUR_API_KEY"
      }
    }
  }
}

Shell

curl -X POST "https://context.gnist.ai/mcp/nhtsa/" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json, text/event-stream" \
  -H "Gnist-API-Key: YOUR_API_KEY" \
  -d '{"jsonrpc": "2.0", "method": "tools/call", "id": 1, "params": {"name": "decode_vin", "arguments": {"vin": "example"}}}'

API REST API

API Root https://context.gnist.ai/rest/nhtsa/

6 endpoints available:

GET /rest/nhtsa/decode_vin
GET /rest/nhtsa/get_recalls
GET /rest/nhtsa/get_complaints
GET /rest/nhtsa/get_safety_ratings
GET /rest/nhtsa/search_makes
GET /rest/nhtsa/report_feedback

Shell

curl "https://context.gnist.ai/rest/nhtsa/decode_vin?vin=example" \
  -H "Gnist-API-Key: YOUR_API_KEY"

Python

import httpx

resp = httpx.get(
    "https://context.gnist.ai/rest/nhtsa/decode_vin",
    headers={"Gnist-API-Key": "YOUR_API_KEY"},
    params={
        "vin": "example"
},
)
print(resp.json())

OpenAPI Spec · Full API Docs

CLI Command Line

Command gc nhtsa

CLI documentation will be available when the GnistAI SDK is published.

Install

pip install gnistai

Available Tools (6)

decode_vin

Decode a VIN to get vehicle specifications — make, model, year, engine, drivetrain, and more.

Parameter	Type	Required	Description
`vin`	`string`	required	17-character Vehicle Identification Number (e.g. "1HGCM82633A004352").

get_recalls

Get safety recalls for a specific vehicle make, model, and year.

Parameter	Type	Required	Description
`make`	`string`	required	Vehicle manufacturer (e.g. "Honda", "Toyota", "Ford").
`model`	`string`	required	Vehicle model name (e.g. "Accord", "Camry", "F-150").
`model_year`	`string`	required	4-digit model year (e.g. "2020").

get_complaints

Get consumer complaints filed with NHTSA for a specific vehicle.

Parameter	Type	Required	Description
`make`	`string`	required	Vehicle manufacturer (e.g. "Honda", "Toyota", "Ford").
`model`	`string`	required	Vehicle model name (e.g. "Accord", "Camry", "F-150").
`model_year`	`string`	required	4-digit model year (e.g. "2020").
`limit`	`integer`	optional	Max complaints to return (1-100). Default 20. (default: 20)

get_safety_ratings

Get NHTSA crash test safety ratings (NCAP 5-star system).

Parameter	Type	Required	Description
`make`	`string`	required	Vehicle manufacturer (e.g. "Honda", "Toyota", "Ford").
`model`	`string`	required	Vehicle model name (e.g. "Accord", "Camry", "F-150").
`model_year`	`string`	required	4-digit model year (e.g. "2020").