Langtrace
Open-source, OpenTelemetry-based LLM observability for monitoring costs, latency, and accuracy.
About Langtrace
Langtrace is an open-source LLM observability tool built on OpenTelemetry that helps developers monitor token usage, costs, latency, and accuracy of LLM applications. It avoids vendor lock-in and exports traces to any observability stack including Grafana, Datadog, and Splunk.
Key Features
💰 Pricing
Free tier for individuals. Paid plans for teams and enterprises. Self-hosted option available.
Frequently Asked Questions
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📊 Comparison vs Alternatives
| Feature | ||||
|---|---|---|---|---|
| Pricing | Freemium | Freemium | Freemium | Freemium |
| Rating | ⭐ 4.2 | ⭐ 4.8 | ⭐ 4.8 | ⭐ 4.6 |
| Free Tier | ✅ | ✅ | ✅ | ✅ |
| Popularity | 32% | 100% | 94% | 92% |
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