Alternatives to Vllora

LangSmith is agent and LLM observability: trace, monitor, and evaluate AI agents in cloud, BYOC, or self-hosted.

Developer observability platform that traces, replays, and debugs AI agent runs across OpenAI, CrewAI, Autogen and 400+ LLMs

Arize Phoenix is open-source LLM observability: trace agent steps, run evals, and self-host your traces.

Open-source LLM observability and agent evaluation you can trace, evaluate, and self-host for free.

Open-source LLM observability and agent evals: trace, evaluate, and improve production AI agents with MIT-licensed tooling.

Silico is Goodfire's interpretability agent for understanding and debugging the internals of your AI models.

Galileo is an AI observability and eval engineering platform that turns offline evals into production guardrails for agents and RAG.

Braintrust is an agent observability platform that traces AI runs, scores quality with evals, and surfaces production failure patterns.

Local, MIT-licensed token and cost observability for AI coding agents — reads the logs your agents already write.

OpenJudge is an Apache 2.0 open-source AI evaluation framework shipping 50+ benchmark-validated graders for agents, LLMs, code, math, and multimodal models.

Dash0 is OpenTelemetry-native observability where Agent0 investigates incidents, finds root cause, and opens fix PRs.

Galileo AI Evals turns offline evaluations into production guardrails that gate your AI agents in real time.

Opik by Comet turns LLM traces into root-cause groupings, eval scores and code fixes so agent teams stop shipping the same bug twice

TruLens traces AI agent runs with OpenTelemetry-native evals, showing where an agent fails and where you can cut cost.

Fiddler AI is an enterprise AI control plane for agent observability, inline guardrails, and auditable AI governance.

Open-source AI coworker workspace that builds, schedules and ships agents to Slack or Telegram

Maxim AI evaluates, simulates and observes AI agents — with Bifrost, its open-source LLM gateway, handling routing, budgets and guardrails.

Weights & Biases tracks ML experiments and traces LLM apps so teams ship AI models faster

PostHog is product analytics with session replay, feature flags, error tracking, and a context warehouse for you and your AI agents.

Open-source Python framework that replaces vibe checks with reproducible evaluation loops for RAG pipelines and AI agents.

Open-source AI observability for agent tracing, LLM-as-a-judge evals, and coding-agent cost tracking.

Pre-trained finance AI models and API infrastructure for banks, insurers, and lenders, moving into agentic workflow orchestration.

Helicone is an AI gateway and LLM observability platform for routing, debugging, and cost-tracking AI app traffic.

Raindrop traces, detects, and simulates fixes for silent AI agent failures in production before they reach your users.

Free daily LLM speed benchmarks — compare time-to-first-token and tokens-per-second across models and regions.

Open-source agent observability that auto-captures every LLM and tool call and flags failures you never wrote a detector for.

Metoro is a Kubernetes observability and AI SRE agent that watches your cluster with eBPF and opens fix PRs for production issues.

OpenLIT is an open-source, OpenTelemetry-native agent harness engineering platform for LLM tracing, evals, and guardrails you self-host.

Chronicle Labs replays your production data to test and validate AI agents before launch.

LLM evaluation, observability, and red teaming in one workspace — ship AI you can actually trust