Helicone
Free PlanBest ValueOpen SourceBest For Teams

Helicone

by Helicone, Inc.

AI observability made simple and scalable.

Reviewed June 2026by CBAI Editorial Team
8.0/10

Score

4.0 out of 5 · our score
Compare

Our verdict

Helicone offers a seamless one-line integration for LLM observability, supporting over 100 AI models. Its real-time monitoring, cost tracking, and prompt management features make it a valuable tool for AI developers. However, it may not provide as detailed trace analysis as some competitors, and its integration requires technical expertise.

Overview

Helicone is an open-source platform designed to enhance the development lifecycle of large language model (LLM) applications. It provides a comprehensive suite of tools for logging, evaluation, experimentation, and release management, enabling teams to build reliable AI applications efficiently. Helicone supports over 100 AI models from various providers, including OpenAI, Anthropic, and Google, facilitating flexible integration and deployment. Its user base spans startups to…

Score breakdown

Overall score

8.0/10
Output quality8.5/10
Ease of use9.0/10
Value for money8.0/10
Features & tools8.5/10
API & integrations7.5/10
Support & docs7.5/10

Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.

Expert review

C

CBAI Editorial Team

Compare Best AI · Editorial Team

## Overview

How we tested

Days tested

7 days

Tasks evaluated

  • ·Core Developer workflow test
  • ·Pricing and plan evaluation
  • ·Feature completeness review
  • ·Ease of use and onboarding assessment

Method

Compared against Langfuse and LangSmith using identical inputs

Reviewer

CBAI Editorial Team

Plans & pricing

Free

$0/mo

Individual developers and small teams

  • 10,000 requests/month
  • 1 GB storage
  • 1 seat
  • 1 organization
  • 7-day data retention
  • 10 logs/min ingestion
  • Unlimited sessions
  • Unlimited user analytics
  • Unlimited custom properties
  • Unlimited prompts and datasets
  • Playground access
  • Community support (GitHub, Discord)
Most Popular

Pro

$79/mo

Growing teams requiring advanced features

  • Everything in Free
  • Unlimited seats
  • 1 organization
  • 1-month data retention
  • 1,000 logs/min ingestion
  • 10 API calls/min
  • HQL Query Language
  • Alerts and Reports
  • Webhooks
  • Gateway: Caching, Rate limits, Auto fallbacks
  • Data export
  • Chat and email support
  • 7-day free trial

Team

$799/mo

Scaling companies needing enterprise-level features

  • Everything in Pro
  • 5 organizations
  • 3-month data retention
  • 15,000 logs/min ingestion
  • 60 API calls/min
  • Configurable retention
  • SOC-2 Type II compliance
  • HIPAA compliance
  • Dedicated Slack channel
  • Dedicated support engineer
  • SLAs
  • 7-day free trial

Enterprise

Custom

Large enterprises with specific requirements

  • Everything in Team
  • Unlimited organizations
  • Forever data retention
  • 30,000 logs/min ingestion
  • 1,000 API calls/min
  • Volume discounts
  • SAML SSO
  • On-prem deployment
  • Custom MSA
  • InfoSec reviews

Pricing may vary by region. Always verify on the vendor's website.

Feature comparison

FeatureHeliconeLangfuseLangSmith
Core
One-line integration for LLM observability
Support for 100+ AI models
Output
Real-time monitoring and debugging
Cost tracking and optimization
Pricing
Free plan available
Dev
Public API
Integrations
Included Partial / add-on Not included

Is it right for you?

Good fit for

Individual Developers

Quickly integrate observability into LLM applications with minimal setup.

Growing Teams

Access advanced features like cost tracking and prompt management to enhance AI application performance.

Scaling Companies

Utilize enterprise-level features such as SOC-2 compliance and dedicated support for large-scale operations.

Less suited for

Non-Technical Users

Requires technical knowledge for integration and management.

Teams Needing Deep Trace Analysis

Less detailed tracing compared to some competitors.

User reviews

4.0

Editorial score

5
48%
4
28%
3
6%
2
4%
1
0%

Distribution is estimated from our editorial score. Verified user reviews coming soon.

Integrations

Reported connectors

Apps and services commonly connected out of the box or via official connectors.

  • ["OpenAI","Anthropic","Azure OpenAI","Google AI","LangChain","LlamaIndex"]

Details

Category

Developer

Price

  • Free
  • Pro $79/mo
  • Team $799/mo
  • Enterprise custom

Free version

Yes

Best for

  • Logging and debugging LLM applications
  • Cost tracking and optimization
  • Prompt management and experimentation

Frequently asked questions

Helicone

Helicone

Developer

Ready to get started?

Visit the Helicone website to explore plans and start your free trial.

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