Helicone AI
Open-source LLM Observability for Developers
In plain words
Helicone AI is an open-source observability platform for developers building AI applications. It integrates with LLM systems to provide cost tracking, agent tracing, and prompt management capabilities. The platform requires minimal setup through a one-line integration and offers free access. It's designed to help developers monitor, debug, and improve their AI applications.
written from the facts on this page · September 2026
From the sources
The LLM observability platform for monitoring, debugging and improving your AI apps. Helicone is an open-source observability platform that provides a 1-line integration to access cost tracking, agent tracing, prompt management and more - get started for free.
More dev tools this month
the category →
Open-source GTM skills for technical founders
Dev tools · 29d ago · gtmcofounder.com
OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.
Dev tools · 1d ago · opentrailpaper.com
Launched alongside, August 2024
the whole month →
- IY
Life & fun · 2024 · ytch.xyz
- IA
Hey there HN! We’re Joe and Stopa, and today we’re open sourcing InstantDB, a client-side database that makes it easy to build real-time and collaborative apps like Notion and Figma. Building modern apps these days involves a lot of schleps. For a basic CRUD app you need to spin up servers, wire up endpoints, integrate auth, add permissions, and then marshal data from the backend to the frontend and back again. If you want to deliver a buttery smooth user experience, you’ll need to add optimistic updates and rollbacks. We do these steps over and over for every feature we build, which can…
Dev tools · 2024 · github.com