Helicone
Routing and monitoring for reliable AI apps
- Freemium· from $79/month
- API Available
- Open Source

What is Helicone?
Helicone is an AI Observability tool. Routing and monitoring for reliable AI apps. Helicone is freemium: it has a free plan, and paid plans start at $79/month. A free trial of 7 days is available. It is aimed at ai developers and data scientists.
Helicone is the LLMOps platform for logging, monitoring, and debugging AI applications. It provides observability tools to track and analyze AI app performance. Used by fast-growing AI companies to ensure reliability.
Built for ai developers and data scientists.
Features
API Key Management
Manages API keys for secure access
Rate Limiting
Webhooks
SAML SSO
Use cases
- Monitor AI application performance
- Debug AI application issues
- Track AI app reliability metrics
Who it's for
Pros & cons
Pros
- Public API available
- Free trial available
Cons
No documented limitations yet.
Pricing
Freemium — paid plans start at $79/month. Free trial of 7 days available.
| Plan | Price |
|---|---|
| Pro | $79 / month |
| Team | $799 / month |
AI models
- GPT 5
- Claude Sonnet 4
- Grok 4
Developer & API
Public REST API available
- Authentication
- API Key, Bearer Token
- SDKs
- Python, TypeScript, cURL
- Webhooks
- Supported
Open source· Apache-2.0· 6.2K stars· 678 forks
Security & compliance
- SSO
- SAML
- Data deletion
As stated on Helicone's website — not independently verified by AiByts.
FAQ
What is Helicone?
Helicone is an AI Observability tool. Routing and monitoring for reliable AI apps. Helicone is the LLMOps platform for logging, monitoring, and debugging AI applications. It provides observability tools to track and analyze AI app performance. Used by fast-growing AI companies to ensure reliability.
Is Helicone free?
Helicone has a free plan; advanced features require a paid plan.
How much does Helicone cost?
Helicone offers 2 plans: Pro ($79 / month) and Team ($799 / month).
Does Helicone have an API?
Yes, Helicone offers a public REST API with webhooks for building custom integrations.
Who should use Helicone?
Helicone is built for ai developers and data scientists. Common uses: monitor AI application performance, debug AI application issues and track AI app reliability metrics.
Is Helicone open source?
Yes, Helicone is open source under the Apache-2.0 license.
What are the best alternatives to Helicone?
Similar tools on AiByts include Braintrust, Opik, Respan, Portkey and AIWatch.
Details are compiled from Helicone's website and public sources, last verified Oct 3, 2026. Features and pricing change — confirm on the official site before you buy.
Try Helicone
Freemium · from $79/month
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