Anvil o1 API Documentation

GET / Health check and model info

Response

{
  "status": "ok",
  "model": "anvil-o1",
  "vendors": 500
}

Click "Try it" to see response

GET /samples Get sample solicitations for testing

Response

[
  {
    "id": 0,
    "text": "Solicitation description...",
    "psc": "59",
    "naics": "334419",
    "set_aside": "",
    "amount": 250000,
    "actual_winner": "VENDOR NAME"
  },
  // ... 30 samples total
]

Click "Try it" to see response

POST /predict Predict top vendors for a solicitation

Request Body

Parameter	Type	Description
textrequired	string	The solicitation description text
pscoptional	string	Product Service Code (e.g., "59", "23")
naicsoptional	string	NAICS industry code (e.g., "334419")
set_asideoptional	string	Set-aside type (e.g., "Small Business")
amountoptional	number	Estimated contract value in USD

Example Request

curl -X POST https://anvil-api-production.up.railway.app/predict \
  -H "Content-Type: application/json" \
  -d '{
    "text": "Procurement for military vehicle replacement parts",
    "psc": "23",
    "naics": "336992",
    "amount": 150000
  }'

Response

{
  "predictions": [
    {
      "rank": 1,
      "vendor": "OSHKOSH DEFENSE LLC",
      "confidence": 15.42
    },
    {
      "rank": 2,
      "vendor": "BAE SYSTEMS",
      "confidence": 8.31
    },
    // ... top 10 vendors
  ],
  "total_vendors": 500,
  "inference_time_ms": 28.4,
  "token_count": 12,
  "top_terms": [
    { "term": "vehicle", "weight": 0.412 },
    { "term": "military", "weight": 0.385 },
    // ... top 15 terms
  ],
  "confidence_distribution": [15.42, 8.31, /* top 50 */]
}

Response Fields

Field	Type	Description
predictions	array	Top 10 predicted vendors with rank and confidence %
total_vendors	number	Total vendors in the model (500)
inference_time_ms	number	Model inference time in milliseconds
token_count	number	Number of TF-IDF tokens extracted from input
top_terms	array	Top 15 influential terms with TF-IDF weights
confidence_distribution	array	Confidence scores for top 50 vendors (for charting)

Status Codes

200 Successful prediction

400 Missing or empty text field

Click "Try it" to see response