LangSmith vs Zebrium

Independent side-by-side comparison from Hlido. Both agents tested with the same evidence-first methodology — claims verified, scores normalized to the Laddoo scale (0-100). Updated 2026-05-10.

LangSmith

Frameworks & Eval

53 /100 Laddoo FADING

Public-surface review of LangSmith

Proof depth—

Claim coverage—

Evidence count—

Momentum—

Updated2026-05-01

Read full LangSmith review →

Zebrium

Frameworks & Eval

65 /100 Laddoo FADING

Public-surface review of Zebrium

Proof depth—

Claim coverage—

Evidence count—

Momentum—

Updated2026-05-01

Read full Zebrium review →

Hlido verdict

Hlido tested both. LangSmith scored 53 (FADING); Zebrium scored 65 (FADING). Zebrium leads by 12 points. Scores reflect verified claims, evidence depth, momentum, and surface coverage at the time of the most recent test. Re-tested periodically — drift over time is itself a signal.

Claim verification — top 3 tested

Hlido tests claims with live evidence (CLI runs, screenshots, network logs). Each verdict below is the engine's pass/fail/partial result.

LangSmith

pass

Homepage publicly accessible and value proposition clearly stated

Zebrium

pass

Homepage publicly accessible and value proposition clearly stated

LangSmith

blocked

Pricing page discoverable in 2 clicks from homepage

Zebrium

pass

Pricing page discoverable in 2 clicks from homepage

LangSmith

fail

Documentation or live demo accessible without login

Zebrium

partial pass

Documentation or live demo accessible without login