Backed by Combinator

LLM-Observability for Developers

The open-source platform for logging, monitoring, and debugging.

Get a demoStart Building
  • Sub-millisecond latency impact
  • 100% log coverage
  • Industry-leading query times
Helicone Dashboard

Ready for real production workloads

  • 1,000
    Requests processed per second
  • 1.2 Billion
    Total Requests Logged
  • 99.99%
    Uptime
  • Filevine
  • QAWolf
  • Mintlify
  • Greptile

Send your first event in seconds

Get started with your preferred integration and provider.

No packages, just headers

No packages, just headers

Access just about every Helicone features in seconds.

Prompts
Monitor Prompts Version.
Custom Properties
Label & segment requests.
Caching
Save money & improve latency.
Omitting Logs
Remove requests and responses.
User Metrics
Get insights into your user's usage .
Feedback
Provide user feedback on outputs.
Scores
Score your requests and experiments.
Gateway Fallback
Use any provider via a single endpoint.
Retries
Smartly retry requests.
Rate Limiting
Easily rate limit power users.
KeyVault
Manage and distribute your provider API keys securely.
Moderation Integration
Integrate OpenAi moderation to safeguard your chat completion.
LLM Security
Secure OpenAI chat completions against prompt injections.

Get to production-quality faster

Enterprise

Get to production-quality faster

Helicone makes it easy for companies to innovate faster and smarter, ensuring your team can stay ahead of the competition.

    Experiments

    Experiments

    Test prompt changes and analyze results with ease. Easily version prompts and compare results across datasets

    • Prompt Regression Testing
    • Version and Test
    • Dataset Comparison and Analysis
    Schedule a Demo
    Customer Portal

    Customer Portal

    Share Helicone dashboards with your team and clients. Easily manage permissions and access.

    • Share Dashboards
    • Manage Rate-Limits and Permissions
    • Customize Branding and Look and Feel
    Schedule a Demo
    Fine-Tuning

    Fine-Tuning

    Collect feedback and improve model performance over time. We make it easy to fine-tune and export data.

    • Fine-tune OpenAI Models
    • Collect and label data for fine-tuning
    • Export Data as CSV or JSONL
    Get Started

Developer

Fully Open-Source

We believe in the power of community and the importance of transparency. Helicone is fully open-source and available for anyone to use.