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235 tools · 33 stacks

AI tools are all over the place. This is the full landscape — 247 tools across 21 categories, mapped and connected. Ready to narrow it down? Build your stack →

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These tools competes with
Arize Phoenix
vs
Helicone

Choose Arize Phoenix when…

  • •You need ML observability beyond just LLMs
  • •RAG pipeline tracing and eval integration is required
  • •You're running experiments and need a notebook-friendly tool

Choose Helicone when…

  • •You want one-line LLM observability setup
  • •Caching LLM responses to cut costs matters
  • •You're an early-stage startup optimizing quickly
Field
Arize Phoenix
Helicone
Category
Observability
Observability
Type
OSS
OSS
Free Tier
✓ Yes
✓ Yes
Plans
Enterprise: Custom
Pro: Usage-based
Stars
⭐ 4,000
⭐ 2,500
Health
●90 — Active
●95 — Active
Trajectory
— not enough data
— not enough data
Synced
today
today

Arize Phoenix

Open-source observability platform for ML and LLM applications. Supports tracing, evaluation, and dataset management with a strong eval framework.

Helicone

Open-source LLM observability platform. One-line integration to log every LLM request, track costs, and debug slow or failing calls.

Arize Phoenix Website ↗GitHub ↗
Helicone Website ↗GitHub ↗

Shared Connections (1)

Langfuse

Only Arize Phoenix (2)

HeliconeLangWatch

Only Helicone (7)

LiteLLMLangSmithArize PhoenixOpenAI APIAnthropic APITraceloopLogfire
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