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Build reliable AI apps with Helicone: AI Gateway & LLM Observability for debugging, routing, and analysis.

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2 reviews tracked

The Bottom Line

Entry price

From $100/mo (free plan available)

Biggest pro

LLM observability

Biggest con

Newer platform

TL;DR - Helicone

  • Routes, debugs, and analyzes AI applications.
  • Offers LLM observability and an AI Gateway.
  • Provides flexible pricing and scales with usage.
Pricing: Free plan available
Best for: Growing teams

What is Helicone?

Editorial review
Helicone is an AI Gateway and LLM Observability platform designed to help companies build, debug, and analyze their AI applications. It provides tools to route requests, identify and fix issues, and gain insights into application performance. Helicone aims to make AI development more reliable and efficient for fast-growing AI companies. The platform offers features like request monitoring, usage-based billing, caching, rate limits, automatic fallbacks, and data retention. It also includes advanced capabilities for prompts and testing, such as a playground, scores, and datasets. Helicone is built to scale with teams of all sizes, from individual developers to large enterprises, offering various plans with increasing features and support. Helicone is ideal for developers, teams, and enterprises working with AI applications who need robust tools for observability, performance optimization, and compliance. It helps users understand AI performance bottlenecks, save time on debugging, and ensure their AI products are reliable and scalable.

Available on: Web

Pros & Cons

Pros

  • LLM observability
  • Request logging
  • Cost tracking
  • Good for AI apps
  • Fair pricing

Cons

  • Newer platform
  • Limited features
  • Still maturing
  • Integration effort
  • Documentation improving

Ratings Across the Web

4.5(2 reviews)

Ratings aggregated from independent review platforms. Learn more

Key Features

LLM observabilityRequest loggingCost trackingLatency monitoringPrompt managementAnalytics

Pricing Plans

Pricing checked Jul 14, 2026

Free

Free

Getting started

  • 100k requests/month
  • 7-day retention
  • Basic analytics
  • Community support

Pro

$100/month

Production

  • 10M requests/month
  • 30-day retention
  • Advanced analytics
  • Email support

Enterprise

null

Large scale

  • Unlimited requests
  • Custom retention
  • SSO
  • Dedicated support

How Helicone's pricing compares

At $100/mo, Helicone is the most premium of its 3 direct competitors.

Entry paid plan, monthly. Pricing checked Jul 14, 2026.

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Helicone FAQ

How does Helicone help improve the reliability of AI applications?

Helicone provides an AI Gateway and LLM Observability platform that allows users to debug, route, and analyze their AI applications. It offers features like request monitoring, automatic fallbacks, and rate limits to ensure applications perform consistently and reliably.

Which teams would benefit most from using Helicone?

Helicone is ideal for developers, teams, and enterprises working with AI applications who require robust tools for observability, performance optimization, and compliance. It helps these users understand AI performance bottlenecks and streamline debugging processes.

How is Helicone priced?

Helicone is available on a free tier, providing access to basic features and usage. For more extensive usage and advanced features, users can subscribe to various paid plans designed to scale with different team sizes and needs.

Can Helicone assist with managing costs associated with AI models?

Yes, Helicone includes cost tracking as one of its core strengths, helping users monitor and manage their expenditures related to AI model usage. This feature is part of its broader aim to provide insights into application performance and efficiency.

What kind of limitations should users be aware of when considering Helicone?

Helicone is a newer platform that is still maturing, which means it currently offers a more limited set of features compared to established tools. Users might also experience an initial integration effort, and its documentation is continuously improving.

How does Helicone compare to LangSmith for LLM observability?

Helicone focuses on providing an AI Gateway and LLM Observability platform with features like request logging, cost tracking, and automatic fallbacks. While LangSmith also offers LLM observability, Helicone emphasizes its fair pricing and comprehensive debugging and analysis tools for AI applications.

Does Helicone offer tools for testing and improving prompts?

Yes, Helicone includes advanced capabilities for prompts and testing within its platform. These features include a playground for experimentation, scoring mechanisms, and the ability to work with datasets to refine and optimize prompt performance.

Source: helicone.ai

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