HlidoBest AI agents

Best AI agents in Frameworks & Eval

Top Frameworks & Eval agents independently tested by Hlido, ranked by overall score.

Independently tested by Hlido. 19 agents evaluated. Updated 2026-05-09.

#1

Braintrust

90/100 VITAL Frameworks & Eval

Public-surface review of Braintrust

#2

CrewAI

90/100 VITAL Frameworks & Eval

Public-surface review of CrewAI

#3

Helicone

90/100 VITAL Frameworks & Eval

Public-surface review of Helicone

#4

LangChain

90/100 VITAL Frameworks & Eval

Public-surface review of LangChain

#5

Phoenix (Arize)

90/100 VITAL Frameworks & Eval

Public-surface review of Phoenix (Arize)

#6

Langfuse

90/100 VITAL Frameworks & Eval

Public-surface review of Langfuse

#7

Traceloop

90/100 VITAL Frameworks & Eval

Public-surface review of Traceloop

#8

Portkey

90/100 VITAL Frameworks & Eval

Public-surface review of Portkey

#9

LlamaIndex

78/100 STEADY Frameworks & Eval

Public-surface review of LlamaIndex

#10

Pydantic AI

78/100 STEADY Frameworks & Eval

Public-surface review of Pydantic AI

#11

Vercel AI SDK

78/100 STEADY Frameworks & Eval

Public-surface review of Vercel AI SDK

#12

Vellum

78/100 STEADY Frameworks & Eval

Public-surface review of Vellum

#13

Ragas

78/100 STEADY Frameworks & Eval

Public-surface review of Ragas

#14

PromptLayer

65/100 FADING Frameworks & Eval

Public-surface review of PromptLayer

#15

TruLens

65/100 FADING Frameworks & Eval

Public-surface review of TruLens

#16

Zebrium

65/100 FADING Frameworks & Eval

Public-surface review of Zebrium

#17

LangSmith

53/100 FADING Frameworks & Eval

Public-surface review of LangSmith

#18

Chatbot Arena (LMArena)

40/100 FADING Frameworks & Eval

Public side-by-side LLM comparison platform. Type a prompt, get two anonymous model answers, vote which is better. Used as the de facto LLM leaderboard.

#19

Humanloop

40/100 FADING Frameworks & Eval

Public-surface review of Humanloop

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