# Helicone: what AI models say (September 2026)

Source: Memetik Index, https://www.memetik.ai/vendors/helicone
Website: https://www.helicone.ai

Helicone was named in 28 of 50 AI answers across 1 category. Best position: LLM observability and evals, 56% answer share, ranked #6, named first in 0%.

## What Helicone is

Helicone is an AI gateway and LLM observability product for AI teams and engineers building AI applications. It supports routing, debugging and analysis across AI model providers. It offers a seven-day free trial without requiring a credit card.

Users access models through the OpenAI SDK and can switch providers by changing the model name. Helicone routes requests through one interface, selecting models by cost, speed, accuracy or availability. It also provides load balancing, failovers and response caching. The product logs requests in real time, visualises multi-step LLM interactions, and provides cross-provider insights into hallucinations, abuse, errors and performance issues.

Pricing: It offers a 7-day free trial with no credit card required.
(From Helicone's own website, read 2026-09-02.)

## By category

| Category | Rank | Answer share | Named first | Models |
|---|---|---|---|---|
| LLM observability and evals (https://www.memetik.ai/index/llm-observability) | #6 of 13 | 56% | 0% | GPT-5.6 Sol, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |

## What the models said

> "Go with Helicone if you just want to drop in a base URL to instantly track latency, cost, and cache prompts."
> — Gemini 3.5 Flash, LLM observability and evals