Alternatives to OpenLLMetry
8 Infrastructure & Ops tools you could use instead. Each one shares a way to connect with OpenLLMetry and overlaps on what it does. Strongest match first.
Alternatives

Arize Phoenix
API · CLITraces, evaluates and debugs LLM and agent applications from an open-source observability platform built on…
VerifiedOfficialby Arize AI · Data & Analytics, Infrastructure & Ops · 3 skills · No authWhy Both offer API. In common: span, llm tracing, opentelemetry.

Opik
API · MCP · CLITraces LLM and agent runs, scores them with LLM-as-a-judge and heuristic metrics, and monitors production quality via…
Verifiedby Comet ML · Infrastructure & Ops, Code & DevTools · 5 skills · API KeyWhy Both offer API. In common: llm tracing, opentelemetry, monitoring.

AgentOps
APIObservability platform purpose-built for AI agents. Track agent sessions, LLM calls, tool use, and costs. Integrates…
Verifiedby AgentOps · Infrastructure & Ops · 5 skills · API KeyWhy Both offer API. In common: llm tracing, monitoring, observability.

Langfuse
API · CLIOpen-source LLM observability and analytics. Trace, evaluate, and debug LLM apps with prompt versioning, score…
VerifiedOfficialby Langfuse · Infrastructure & Ops · 5 skills · API KeyWhy Both offer API. In common: llm tracing, observability, prompt.

Laminar
API · CLI · MCPTrace, evaluate, and debug AI agents with open-source observability — captures LLM calls, tool calls, and sub-agent…
Verifiedby Laminar · Code & DevTools, Infrastructure & Ops · 3 skills · API KeyWhy Both offer API. In common: span, opentelemetry, tracing.

Helicone
APIMonitors LLM and agent traffic through a one-line proxy integration, logging requests, costs and latency with caching…
Verifiedby Helicone · Data & Analytics, Infrastructure & Ops · 3 skills · API KeyWhy Both offer API. In common: tracing, observability, llm.

Datadog LLM Observability
API · MCP · CLIEnd-to-end monitoring for LLM applications — trace prompts, evaluate responses, track costs, and debug AI pipelines in…
VerifiedOfficialby Datadog · Infrastructure & Ops · API KeyWhy Both offer API. In common: monitoring, observability, llm.

Portkey
APIAI gateway with unified API for 200+ LLMs, plus observability, caching, fallbacks, and cost management. Drop-in…
Verifiedby Portkey · Infrastructure & Ops · 5 skills · API KeyWhy Both offer API. In common: observability, prompt, llm.