Vector norms & sparsity API

Returns L1, L2, and L-infinity norms plus sparsity, non-zero count, and mean of a vector. Answers 'What is the magnitude of this embedding?', 'How sparse is this vector?'.

Price$0.01per request

MethodPOST

Route/v1/retrieval/vector-magnitude

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

magnitudenorml2l1sparsityvectorembeddingrag

API URLhttps://x402.hexl.dev/v1/retrieval/vector-magnitude

Integration docs

Example request

{
  "vector": [
    3,
    4,
    0
  ]
}

Example response

{
  "l2Norm": 5,
  "l1Norm": 7,
  "lInfNorm": 4,
  "dimensions": 3,
  "nonZeroCount": 2,
  "sparsity": 0.33333333,
  "mean": 2.33333333
}

Input schema

{
  "type": "object",
  "required": [
    "vector"
  ],
  "properties": {
    "vector": {
      "type": "array",
      "items": {
        "type": "number"
      }
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}