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Traceloop (OpenLLMetry) vs OpenLIT
Quick verdict
Traceloop (OpenLLMetry) and OpenLIT are closely matched on licensing, self-hosting and OpenTelemetry support — the decision comes down to pricing and framework integrations below.
Side-by-side comparison from the Agent Observability Index: licensing, self-hosting, pricing model and integrations — no vendor copy, primary sources linked.
| Traceloop (OpenLLMetry) | OpenLIT | |
|---|---|---|
| One-liner | Vendor-neutral OpenTelemetry instrumentation for LLM apps (OpenLLMetry) that ships traces to any OTel backend, plus a hosted monitoring platform. | OpenTelemetry-native open-source platform covering LLM tracing, GPU monitoring, guardrails and a prompt vault with one-line auto-instrumentation of 50+ providers. |
| Category | Observability & Tracing | Observability & Tracing |
| OpenTelemetry-native | Yes | Yes |
| Open source | Yes | Yes |
| Self-hostable | Yes | Yes |
| Pricing model | freemium | free |
| Pricing notes | OpenLLMetry SDK free (Apache-2.0); Traceloop cloud has free + paid tiers | Apache-2.0, fully free self-hosted; no managed cloud tier |
| Frameworks | opentelemetry, openai-sdk, anthropic, langchain, llamaindex | opentelemetry, openai-sdk, anthropic, langchain, llamaindex, ollama |
| GitHub stars | 7.2k | 2.5k |
| Maturity (GitHub signal) | 98/100 (Mature) | 92/100 (Mature) |
| Funding / ownership | YC W23 | — |
How to choose
- Both link to primary pricing sources below — verify current tiers before committing; this market shifts monthly.
Sources: Traceloop (OpenLLMetry) · OpenLIT
Frequently asked questions
Is Traceloop (OpenLLMetry) or OpenLIT open source?
Traceloop (OpenLLMetry): Yes. OpenLIT: Yes.
Can Traceloop (OpenLLMetry) and OpenLIT be self-hosted?
Traceloop (OpenLLMetry): Yes. OpenLIT: Yes.
Traceloop (OpenLLMetry) vs OpenLIT: which should I choose?
Traceloop (OpenLLMetry) and OpenLIT are closely matched on licensing, self-hosting and OpenTelemetry support — the decision comes down to pricing and framework integrations below.