Results for “llm observability”

134 tools in the directory · Updated 2 Nov 2026

“llm observability”Ways to use: Command lineUpdated: last 30 daysShowing 134 tools

Agent Observability (Datadog LLM Observability)by DatadogEvaluate, improve, and trace AI agents in one Datadog platformFreemium
Grafana Cloud Agent Observabilityby Grafana LabsMonitor, evaluate, and improve production LLM agents in Grafana CloudFreemium
PostHog AI Observabilityby PostHogYC W20Trace, evaluate, and cost-track LLM calls inside PostHogFreemium
Merge Gatewayby MergeOne API for every major LLM, with routing, spend controls, and observabilityFreemium
Manifest LLM Gatewayby ManifestAn open-source gateway for routing LLM requests, handling provider failures, and tracking inference use.Freemium
vLLMby vLLMLLM inference and serving library.Free
Evidently AIby Evidently AIYC S21Open-source AI evaluation and observability for LLMs and ML modelsUnknown
LiteLLMby LiteLLMYC W23Open-source AI gateway that puts many LLM providers behind one API with spend caps and routingFreemium
Orq.aiby Orq.aiAI gateway and platform for routing, governing and observing LLM and agent traffic across 500+ models.Freemium
JFrog MLby JFrogBuild, deploy, manage and monitor AI and ML workflows from GenAI and LLMs to classic ML.Contact sales
Inference.netby inference.netInference infrastructure for serving, monitoring, and training LLMsFreemium
Langfuseby LangfuseYC W23Open-source platform for tracing, evaluating, and improving LLM and agent applicationsFreemium
Pydantic Logfireby PydanticFull-stack observability and evaluation for AI appsFreemium
LMCacheby LMCacheOpen-source KV-cache infrastructure for storing and reusing LLM inference cache.Free
LangWatchby LangWatchAgent observability, simulation and evaluation platform for AI teamsFreemium
Braintrustby BraintrustAgent observability and evals for engineering and product teamsFreemium
Arize AXby Arize AIAgent observability, evaluation and improvement platform for AI engineering teams.Freemium
Agora Conversational AI Engineby AgoraVoice AI agent engine that connects any LLM to real-time speech.Pay as you go
Grafana Assistantby Grafana LabsAI investigations and natural-language analysis for observabilityFreemium
.txt APIby .txtStructured outputs API that enforces JSON Schema, regex, and grammar constraints on LLM responses.Pay as you go
Monte Carloby Monte CarloAgent observability and data monitoring platform for enterprise AI teamsContact sales
Bitoby BitoGovernor: an LLM router that grounds coding-agent requests in your codebase to cut token use and price per tokenContact sales
Ragasby RagasOpen-source library for evaluating LLM applications with metrics and eval loopsUnknown
Pydantic AIby PydanticOpen source Python framework for typed AI agents with validation and durable runsFreemium