Not Every AI Tool. Just the Ones Worth Your Time.

PostHog

Analytics

Freemium

Open-source product analytics with session recording, feature flags, and A/B testing in one platform.

Arize AI

Analytics

Enterprise

An ML and LLM observability platform for monitoring model and agent performance, detecting drift, and tracing failures in production.

Braintrust

Analytics

Freemium

An evaluation-first platform for AI applications — build eval datasets, run scored experiments, and monitor quality in production.

Comet Opik

Analytics

Freemium

An open-source platform for LLM evaluation, tracing, and production monitoring, from the team behind the Comet ML experiment-tracking tool.

Hotjar

Analytics

Freemium

Session recordings, heatmaps, and on-site surveys — see exactly how visitors use your website.

Langfuse

Analytics

Freemium

An open-source observability and evaluation platform for LLM applications — tracing, prompt management, evals, and cost monitoring.

Mixpanel

Analytics

Freemium

Product analytics with AI insights — track user behavior, build funnels, and get explanations in plain English.