Helicone
Open-source LLM observability platform and AI gateway for monitoring, evaluating, and optimizing LLM apps.
Last verified:
Helicone is a YC-backed (W23), open-source LLM observability platform and AI gateway that lets developers monitor cost, latency, and usage across 300+ models with a single line of code. It offers an OpenAI-compatible gateway, request/session logging, evals, and prompt experimentation, and can be run as a managed cloud service or self-hosted via Docker. Helicone is Apache-2.0 licensed with an active GitHub community.
Pricing
| Tier | Price | Key features |
|---|---|---|
| Hobby | $0/monthly | 1 organization, 7-day data retention, 10 logs/min ingestion |
| Pro | $79/monthly | Unlimited seats, Alerts & reports, HQL query language, 1-month retention, 1,000 logs/min ingestion |
| Team | $799/monthly | Everything in Pro, 5 organizations, SOC 2 & HIPAA compliance, Dedicated Slack channel |
| Enterprise | Custom | Custom MSA, SAML SSO, On-premises deployment, Bulk cloud discounts |
Source: https://www.helicone.ai/pricing
Agent-readiness
- Discoverability
- 85/100
- Machine-readable content
- 88/100
- Programmatic access
- 95/100
- MCP / agent support
- 75/100
- Self-serve transactability
- 85/100
- Transparency
- 80/100
Security & compliance
- SSO / SAML
- Yes
- Encryption at rest
- Yes
- Encryption in transit
- Yes
- Audit log
- Not publicly documented
- Pentest report
- Not publicly documented
"Not publicly documented" means Crail found no public evidence either way — not a confirmed absence. See our methodology. Trust center: https://trust.helicone.ai/.
FAQ
Does Helicone have a free tier?
Yes, Helicone offers a free tier or free trial.
Can you buy Helicone without talking to sales?
Yes, Helicone can be purchased self-serve without a sales call.
Does Helicone have an official MCP (Model Context Protocol) server?
Yes, Helicone publishes an official MCP server (https://github.com/Helicone/helicone/tree/main/helicone-mcp).
What compliance certifications does Helicone hold?
Helicone holds: SOC 2 Type II, HIPAA.
What people are saying on Reddit & Hacker News
Real, publicly-posted discussion — not a Crail-verified review. Always linked back to the original post so you can read it in context.
“Tried a lot of them and settled on this one, they update instantly on model release and having all models on one page is the best UX.”
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“Langfuse and Helicone work well for traditional LLM operations, but AI agents are different.”
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Reviews
No reviews yet for Helicone. Be the first to submit a verified review.
Methodology & disclosure
Data verified via agent crawled, last checked 2026-07-26. Agent-readiness methodology version crail-ar-v0.1. No vendor payment influences these scores — see our methodology page.