Helicone is the smartest way to monitor your LLM applications.

The worlds best open-source platform for AI observability. Get monitoring, logging, and tracing for your LLM applications out of the box.

Backed by Combinator
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Unlocking the full potential of LLM's.

Modern startups and enterprises use Helicone.

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Monitoring without the hassle.

Helicone makes it easy to understand what your AI is doing and speeds up your development process - with the easiest integration in the market.

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Meaningful Insights

See how your AI is performing in real-time.

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2 lines of code

Get integrated in seconds. Not days.

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Open Source

Commited to user-centric development and transparency.

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Chat History

Easily replay, debug, and edit chat sessions.

Purpose-built for LLM developers.

Everything you need to build, deploy, and scale your LLM-powered application

  • Custom Properties

    Easily segment requests.

  • Caching

    Save time and money.

  • Rate Limiting

    Protect your models from abuse.

  • Retries

    Retry failed or rate-limited requests.

  • Feedback

    Identify good and bad requests.

  • Vault

    Securely map your provider keys.

  • Jobs

    Visualize chains of requests.

  • GraphQL

    ETL your data to your favorite apps.

  • Alerts

    Get notified on important events.

Frequently asked questions