LLM-Observability for Developers
The open-source platform for logging, monitoring, and debugging.
- Ready for production level workloads
- 1,000Requests processed per second
- 1.2 billionTotal requests logged
- 99.99%Uptime
Trusted by the thousands of companies and developers.
Send your first event in seconds
Get started with your preferred integration and provider.
Don't see your model? Let us know by creating a Github Issue.
One platform, with all the essentials tools.
One platform with all the essential tools.
POST
Send requests in seconds
Filter, segment, and analyze your requests
Costs
Requests
Instant Analytics
Get detailed metrics such as latency, cost, time to first token
Prompt Management
Access features such as prompt versioning, prompt testing and prompt templates
99.99% Uptime
Helicone leverages Cloudflare Workers to maintain low latency and high reliability
No packages, just headers
Access every Helicone feature by just adding headers, no SDKs required.
Prompts
Monitor prompt versioning.
Custom Properties
Label and segment your requests.
Caching
Save costs by caching your requests.
Omitting Logs
Remove certain requests from your logs.
User Metrics
Get insights into your users' usage.
Feedback
Collect feedback from your users on LLM responses.
Scores
Scores your requests and experiments
Gateway Fallback
Use any provider as a fallback via Helicone Gateway.
Retries
Auto retries on failed requests.
Rate Limiting
Easily rate limit your users.
Key Vaults
Manage and distribute your API keys securely.
Prompt Security
Moderate your users' calls for safety and prompt injection.
Proudly open source
We value transparency and we believe in the power of community.
Join our community on Discord
We appreciate all of Helicone's contributors. You are welcome to join our community on Discord and become a contributor.
Fork Helicone
Deploy on-prem
Cloud-host or deploy on-prem with our production-ready HELM chart for maximum security. Contact us for more options.
Get in touch
"We're spending the weekend combing through logs to improve our core system and slowly realizing just how unbelievably powerful Helicone is. Without it, this would take 10-12X longer and be much more draining. It's so, so good."
Daksh Gupta
Founder, Greptile
