LangSmith vs New Relic
Side-by-side from the Top 11 rankings of LangSmith vs Arize AI vs Datadog: 11 Best LLM Observability Platforms 2026 Ranked and Datadog vs Dynatrace vs New Relic: 11 Best IT Infrastructure Monitoring Software Tools 2026. Last verified May 31, 2026.
The short answer
LangSmith ranks higher on Top 11 (#1 vs #3) for AI/ML engineers debugging production LLM apps / IT teams monitoring server uptime, network health, and application performance. The essential, purpose-built observability tool for the massive LangChain ecosystem, offering unmatched debugging depth.
At a glance
| LangSmith | New Relic | |
|---|---|---|
| Top 11 rank | #1 / LangSmith vs Arize AI vs Datadog: 11 Best LLM Observability Platforms 2026 Ranked | #3 / Datadog vs Dynatrace vs New Relic: 11 Best IT Infrastructure Monitoring Software Tools 2026 |
| Score (out of 9.4) | 9.2 | 8.9 |
| Best for | Deep debugging for LangChain apps | Developer-centric observability |
| Pricing | $$ ($75 to $500/mo) | $$$ (Usage-based) |
| HQ | San Francisco, USA | San Francisco, USA |
| Founded | 2023 | 2008 |
LangSmith
The essential, purpose-built observability tool for the massive LangChain ecosystem, offering unmatched debugging depth.
www.langchain.com/langsmithSee full entry in LangSmith vs Arize AI vs Datadog: 11 Best LLM Observability Platforms 2026 Ranked
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.