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Documentation Index

Fetch the complete documentation index at: https://docs.helicone.ai/llms.txt

Use this file to discover all available pages before exploring further.

This integration method is maintained but no longer actively developed. For the best experience and latest features, use our new AI Gateway with unified API access to 100+ models.
You can follow their documentation here: https://docs.tokenfactory.nebius.com/

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Gateway Integration

1

Create a Helicone account

Log into helicone or create an account. Once you have an account, you can generate an API key.
2

Create a Nebius Token Factory account

Log into Nebius Token Factory or create an account. Once you have an account, you can generate an API key from your dashboard.
3

Set HELICONE_API_KEY and NEBIUS_API_KEY as environment variable

HELICONE_API_KEY=<your API key>
NEBIUS_API_KEY=<your API key>
4

Modify the base URL and add Auth headers

Replace the following Nebius Token Factory URL with the Helicone Gateway URL:https://api.tokenfactory.nebius.com -> https://nebius.helicone.aiand then add the following authentication headers:
Authorization: Bearer <your API key>
Now you can access all the models on Nebius Token Factory with a simple fetch call:

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Example - Text Completion

curl \
  --header "Authorization: Bearer $NEBIUS_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "deepseek-ai/DeepSeek-R1",
    "messages": [
      {
        "role": "user",
        "content": "Explain quantum computing in simple terms"
      }
    ]
}' \
  --url https://nebius.helicone.ai/v1/chat/completions

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Example - Image Generation

curl \
  --header "Authorization: Bearer $NEBIUS_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "black-forest-labs/flux-schnell",
    "prompt": "A beautiful sunset over a mountain landscape"
}' \
  --url https://nebius.helicone.ai/v1/images/generations
For more information on how to use headers, see Helicone Headers docs. And for more information on how to use Nebius Token Factory, see Nebius Token Factory Docs.