Arize Phoenix comparisons
Arize Phoenix is compared head-to-head with Arize AX, Langfuse and Opik and more: 7 head-to-heads in LLM Observability Tools, each with the specs and prices we checked.
Arize Phoenix head-to-head
- Arize Phoenix vs Arize AX
- Arize Phoenix vs Langfuse
- Arize Phoenix vs Opik
- Arize Phoenix vs W&B Weave
- Arize Phoenix vs LangSmith
- Arize Phoenix vs LangWatch
- Arize Phoenix vs Laminar
Arize Phoenix vs each of them
| # | Tool | Free plan | Paid from | LLM tracing | LLM evaluations | Prompt management | Agent tracing | Retrieval tracing | Deployment options | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 3 | Arize Phoenix | Yes | Free | Yes | Yes | Yes | Yes | Yes | Both | 9.2 |
| 1 | Arize AX | Yes | $50/mo | Yes | Yes | Yes | Yes | Yes | Both | 9.4 |
| 2 | Langfuse | Yes | $29/mo | Yes | Yes | Yes | Yes | Yes | Both | 9.3 |
| 4 | Opik | Yes | $19/mo | Yes | Yes | Yes | Yes | Yes | Both | 9.1 |
| 5 | W&B Weave | Yes | $60/mo | Yes | Yes | Yes | Yes | Yes | Both | 9.0 |
| 6 | LangSmith | Yes | $39/seat/mo | Yes | Yes | Yes | Yes | Yes | Both | 8.9 |
| 7 | LangWatch | Yes | €29/seat/mo | Yes | Yes | Yes | Yes | Yes | Both | 8.8 |
| 8 | Laminar | Yes | $30/mo | Yes | Yes | Yes | Yes | Yes | Both | 8.7 |
Compare Arize Phoenix with any LLM observability tool
These are the matchups our editors wrote up. The compare tool pairs Arize Phoenix with any other product in LLM Observability Tools — and up to four at once — from the same checked specs.
Compare Arize Phoenix with any tool side by side →
Every LLM observability tools head-to-head →
Our full Arize Phoenix verdict, pricing and fact sheet →
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Compared by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update