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Traceloop (OpenLLMetry)
Vendor-neutral OpenTelemetry instrumentation for LLM apps (OpenLLMetry) that ships traces to any OTel backend, plus a hosted monitoring platform.
| Category | Observability & Tracing |
| OpenTelemetry-native | Yes — no proprietary-SDK lock-in |
| Open source | Yes |
| Self-hostable | Yes |
| Pricing model | freemium |
| Pricing notes | OpenLLMetry SDK free (Apache-2.0); Traceloop cloud has free + paid tiers |
| Framework integrations | opentelemetry, openai-sdk, anthropic, langchain, llamaindex |
| Funding / ownership | YC W23 |
| GitHub stars | 7,194 |
| Maintenance | active (commit 2026-06-12) |
| License (GitHub) | Apache-2.0 |
| Open issues | 542 |
| Maturity signal | 98/100 (Mature) — computed from public GitHub signals, see methodology |
Pricing/feature source: https://www.traceloop.com/pricing
Maturity signal is computed from public GitHub data only. How it is calculated.
Frequently asked questions
Is Traceloop (OpenLLMetry) open source?
Yes. Licensed under Apache-2.0.
Can I self-host Traceloop (OpenLLMetry)?
Yes — Traceloop (OpenLLMetry) can run in your own infrastructure.
Is Traceloop (OpenLLMetry) OpenTelemetry-native?
Yes — Traceloop (OpenLLMetry) speaks OpenTelemetry (OTLP) natively, so there is no proprietary-SDK lock-in.
How much does Traceloop (OpenLLMetry) cost?
Freemium. OpenLLMetry SDK free (Apache-2.0); Traceloop cloud has free + paid tiers