Submit an embedding request | OpenRouter

import requests
url = "https://openrouter.ai/api/v1/embeddings"
payload = {
    "input": "The quick brown fox jumps over the lazy dog",
    "model": "text-embedding-ada-002"
}
headers = {"Content-Type": "application/json"}
response = requests.post(url, json=payload, headers=headers)
print(response.json())

{
  "object": "list",
  "data": [
    {
      "object": "embedding",
      "embedding": [
        0.0123,
        -0.0456,
        0.0789,
        0.0345,
        -0.0678,
        0.0234,
        -0.0567,
        0.089,
        -0.0123,
        0.0456
      ],
      "index": 0
    }
  ],
  "model": "text-embedding-ada-002",
  "id": "embeddings-1234567890abcdef",
  "usage": {
    "prompt_tokens": 9,
    "total_tokens": 9,
    "cost": 0.0001
  }
}

Submits an embedding request to the embeddings router

Request

This endpoint expects an object.

inputstring or list of strings or list of doubles or list of lists of doubles or list of objectsRequired

modelstringRequired

encoding_formatenumOptional

Allowed values:

dimensionsintegerOptional>=0

userstringOptional

providerobjectOptional

Provider routing preferences for the request.

input_typestringOptional

Response

Embedding response

objectenum

Allowed values:

datalist of objects

modelstring

idstring or null

usageobject or null

Request

Response

Errors