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Hhelicone
🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓
Llangwatch
Open-Source Agent Observability & Evals for AI Platform teams. Trace, test, route and govern every agent & coding assistant in the company.
Popularity
Repository stars6,254Highest5,004
7-day net stars——
Fork701Highest426
30-day trendInsufficient historyInsufficient history
Maintenance
Last push2026-10-282026-11-02
Maintenance notesNot verifiedNot verified
Repository created2023-01-312023-09-09
License & use
LicenseApache-2.0 · PermissiveApache-2.0 · Permissive
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeModel and data evaluationModel and data evaluation · Observability
TypeApps & systemsApps & systems
SubcategoryOperationsOperations
PlatformNot verifiedNot verified
Cost detailsCheck current official software, hosting, model and infrastructure pricing.Check current official software, hosting, model and infrastructure pricing.
Pricing source——
First collected2026-11-032026-11-03
MetricRepository stars, not unique users or individual-skill installsRepository stars, not unique users or individual-skill installs
LanguageTypeScriptTypeScript
About this project🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓Open-Source Agent Observability & Evals for AI Platform teams. Trace, test, route and govern every agent & coding assistant in the company.
Measured at2026-11-02 19:00 UTC2026-11-02 19:03 UTC
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Ranked by repository stars, one position per repository. Stars and forks are not user counts.