Helicone

Acquired

LLM Observability for Developers

San Francisco, United States · Founded 2023 · $5.5M raised

Employees
1–10
Founded
2023
Business Model
B2B
Total Funding
$5.5M
Last Round
$5.0M SeedSep 2024
Rounds
2

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Helicone.ai is creating an advanced observability platform tailored for developers working with Large Language Models (LLMs). Our goal is to simplify and enhance the operational side of deploying these models, making it easier for developers to monitor, manage, and optimize their AI applications at scale. Helicone provides a unified view of performance, cost, and user interaction metrics for various LLM providers, like OpenAI, Anthropic, and LangChain, empowering developers to make their LLM deployments more efficient, reliable, and cost-effective. ### Key Features 1. **Centralized Observability**: Our platform captures and visualizes detailed logs and metrics across all LLM deployments. With tools for prompt management, performance tracing, and debugging, Helicone provides real-time insights into the inner workings of your LLMs. 2. **LLM Performance Optimization**: Helicone supports prompt experimentation, success rate tracking, and fine-tuning, allowing you to continuously improve response quality and efficiency. This level of insight makes it easier to deliver high-performing, cost-effective AI applications. 3. **Flexible Data Management**: We understand that data privacy is critical. Helicone supports deployment options for dedicated instances, hybrid cloud integrations, or self-hosted environments, allowing clients to maintain control over their data and ensuring compliance with privacy standards. ### Built for Developers and Data Scientists Helicone is designed to meet the needs of engineers and data scientists who require transparency and control over their LLMs. From chatbots to document processing systems, Helicone equips you with the insights needed to track costs, understand user interactions, and optimize outputs—all from one intuitive platform. By combining observability with LLM-specific insights, Helicone is redefining AI monitoring, empowering developers to deploy and scale their AI models with confidence.

Summary

Helicone is an AI Operations company based in San Francisco, United States, founded in 2023. It has raised $5.5M in total across 2 rounds, most recently a $5.0M Seed round in Sep 2024. Investors include Y Combinator, Village Global and FundersClub.

Tech & App Stack

3 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding History

SeedSeed RoundSep 2024
$5.0M

Sign up to see all 2 events

Funding: Seed. Amounts, valuations, and investors where available.

Investors

Similar Companies

Airbyte

Airbyte is an open-source data integration platform that moves data via 600+ connectors into any ...

San Francisco, United States51–200Data & Analytics, Developer Tools
Series BTotal funding$181.2MDec 2021
PostHog

PostHog is an all-in-one platform where product engineers build self-driving products, combining ...

San Francisco, United States51–200Open Source, Analytics
Series ETotal funding$175.0MSep 2025
Grafana Labs

Grafana Labs builds the open observability platform for monitoring, analytics, and alerting on me...

New York, United States1001–5000Analytics, Developer Tools
Series ETotal funding$1.6BMar 2026
ClickHouse

ClickHouse builds an open-source, column-oriented database that delivers real-time SQL analytics ...

San Francisco, United States201–500Analytics, Cloud
Series DTotal funding$1.1BJan 2026
dbt Labs

dbt provides a modular, cloud-native data transformation platform that helps analytics teams buil...

Philadelphia, United States501–1000Infrastructure, Analytics
Series DTotal funding$415.9MFeb 2022
AmplitudeIPO

Amplitude is an analytics platform that enables organizations to see and predict which combinatio...

San Francisco, United States501–1000Analytics, Data & Analytics
Series FTotal funding$414.8MJun 2021

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

Helicone on Indexed.vc
<a href="https://indexed.vc/companies/helicone"><img src="https://indexed.vc/api/badge/company/helicone" alt="Helicone on Indexed.vc" width="260" height="76" /></a>