Lunary
LLM Ops
Open-source LLM observability and analytics platform with logging, user analytics, and prompt templates.
Free planFree trialSOC 2ISO 27001GDPRTiered plans
Price$20+ / user / month
Alternatives to Klu
- 1LLM Ops, AI Observability
- 2LLM Ops, AI Observability
Log10
AI Observability
LLM observability and evaluation platform for monitoring, debugging, and improving AI application performance.
Reinforcement learning from human feedbackDocument lifecycle management for regulatory submissionsApplied AI research and engineering services - 3LLM Ops, AI Observability
Traceloop
Observability Platforms
Open-source observability platform for LLM applications with tracing, monitoring, and prompt versioning via OpenLLMetry.
Free planFree trialSOC 2HIPAATiered plansAI Observability - 4AI Observability
Parea
AI Observability
LLM observability and evaluation platform for AI teams with prompt testing and production monitoring.
Free planFree trialTiered plansAI Evaluation and TestingLLM Orchestration - 5LLM Ops
Prem AI
LLM Ops
AI development platform for building, fine-tuning, and deploying private LLM applications with observability.
Free planAI Model Fine-TuningModel Inference Deployment - 6LLM Ops
TensorZero
LLM Ops
Open-source framework providing structured optimization, reliability, and observability for LLM applications.
Open source framework and tooling - 7LLM Ops, AI Observability
Keywords AI
LLM Ops
Unified LLM API gateway and observability platform for monitoring, testing, and optimizing AI applications across multiple providers.
Multi model routing and fallbackResponse cachingBudget and rate limitingPrice$9+ / seat / month
- 8LLM Ops
Phospho
LLM Ops
LLM app analytics platform helping teams detect bugs and monitor user-LLM interactions in production.
Free planTiered plansMachine Learning PlatformsAgentic AnalyticsPrice$79 / month
- 9Prompt Engineering Tools, AI Observability
PromptLayer
Prompt Engineering Tools
PromptLayer is a platform for prompt management, AI observability, evaluation workflows, and release control across LLM apps and agent systems.
Free planSOC 2GDPRHIPAACCPATiered plansPrice$50+ / seat / month
- 10AI Observability, Prompt Engineering Tools
Agenta
AI Evaluation and Testing
Open-source platform for prompt engineering, evaluation, and deployment of LLM applications with team collaboration.
Free planFree trialTiered plansAI AgentsAI Observability
