LLMonitor

In plain words

LLMonitor is an open-source observability and evaluation toolkit designed for developers building AI applications. It allows users to log queries and monitor their AI app's performance in production. The tool helps developers track and improve application quality through integrated monitoring and evaluation features, making it useful for teams working with language models and other AI systems.

written from the facts on this page · September 2026

From the sources

Open-source observability and evaluation toolkit for AI developers. Log queries and improve your app's quality.

• 
  Langfuse2023 · langfuse.com · ▲771

  Open source tracing and analytics for LLM applications

• 
  Helicone AI2024 · helicone.ai · ▲803

  Open-source LLM Observability for Developers

• 
  Open-source observability for LLM apps2023 · github.com · ▲10

  Hi HN, Hugh and Vince here. LLMonitor helps you record, trace & search your LLM queries and chatbot conversations. You can also capture user feedback on your frontend and correlate it with backend LLM queries then use that to fine-tune your own models. The project started has an internal tool in our previous (failed) AI startup. We’re aware the LLM observability space is very crowded. Apart from being open-source, we differentiate with: - Model-agnostic and minimal lock-in (no MITM of requests). - High focus on DX and dashboard clarity. - Support for complex scenarios: e.g. a chatbot that…

• 
  AI Observability by OpenObserveAug 2026 · openobserve.ai · ▲317

  OpenTelemetry-native observability for agents and LLMs

• 
  Latitude2024 · latitude.so · ▲685

  Open-source AI agent monitoring platform. Full observability into what

• 
  traceAIApr 2026 · github.com · ▲273

  Open-source LLM tracing that speaks GenAI, not HTTP.

Questions this answers

• alternative to open source data discovery and observability platform

• 
  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 17d ago · spira.ai

• 
  Rill Browser▲540

  The browser where Claude Code and Codex work beside you

  AI · 16d ago · rill.love

• 
  Germany's new sovereign AI model Kolibri▲424

  Kolibri is Aleph Alpha

  AI · 18d ago · tej.as

• 
  Giving Opus 5.5 a simulated paint canvas▲392

  Paintings by AI models: programs run through a simulation of oil paint.

  AI · 20d ago · stillwet.art

• 
  Onepin▲384

  AI voiceover with every name, price and date said right

  AI · 30d ago · onepin.ai

• 
  PixVerse R2▲381

  A real-time world model you can explore and change

  AI · 28d ago · world.pixverse.video

• 
  Flowla▲1,119

  Digital sales rooms that wow buyers

  Growth · 2023 · flowla.com

• 
  Passionfroot Discovery▲962

  Discover & book top creators to promote your product

  Growth · 2023 · passionfroot.me

• 
  Re:catch▲939

  If Google Form & Calendly had a baby

  Growth · 2023 · recatch.cc

• 
  Pitch 2.0▲886

  Create, share and analyze presentations faster than ever

  Work · 2023 · pitch.com

• 
  LeadDelta 3.0▲883

  CRM built for modern teams & creators powered by AI

  AI · 2023 · leaddelta.com

• 
  SpeedVitals▲829

  Hi HN, I’m Kashish, one of the co-founders of SpeedVitals, a platform for testing & monitoring website performance with a major emphasis on Core Web Vitals. Until now, our platform has only focused on Synthetic/Lab testing, such as Lighthouse tests and TTFB tests. But now, we have developed a Real-User Monitoring platform that doubles up as a Web Analytics tool. One major feature we have that most RUM tools lack is Performance Audits. Just like Lighthouse audits work on Lab test data, our audits work across all the real-user visits and gives suggestions on what task to prioritize first.…

  Dev tools · 2023 · speedvitals.com