crail

Best LLM & Agent Infrastructure for enterprise teams

Last verified:

Best overall: Arize Phoenix
Cheapest: Arize Phoenix
Self-serve, no sales call: Arize Phoenix
  1. 1. Arize Phoenix86/100 agent-readiness

    Open-source LLM tracing, evaluation, and experimentation platform built on OpenTelemetry, by Arize AI.

  2. 2. Langfuse85/100 agent-readiness

    Open-source LLM engineering platform for tracing, evals, prompt management, and observability of LLM apps and agents.

  3. 3. Weights & Biases Weave84/100 agent-readiness

    W&B Weave is Weights & Biases' toolkit for tracing, evaluating, and monitoring LLM apps and agents in production.

  4. 4. Portkey69/100 agent-readiness

    AI gateway and control panel for routing, observing, and governing LLM and agent traffic across 1,600+ models.

  5. 5. Braintrust88/100 agent-readiness

    Eval-first observability and experimentation platform for building and monitoring high-quality LLM/agent apps.

FAQ

What's the best LLM & Agent Infrastructure tool for enterprise teams?

Based on Crail's agent-readiness score, Arize Phoenix ranks highest among tools serving enterprise teams (86/100), among 10 vendors tracked in this category that fit enterprise teams.

Which is cheapest to start with?

Arize Phoenix has a free tier.

Can I buy without talking to sales?

Yes — Arize Phoenix can be purchased self-serve without a sales call.