Devin (Cognition) vs Smol Developer

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.

Devin (Cognition)

Coding

65 /100 Laddoo FADING

Public-surface review of Devin (Cognition)

Proof depth—

Claim coverage—

Evidence count—

Momentum—

Updated2026-05-01

Read full Devin (Cognition) review →

Smol Developer

Coding

40 /100 Laddoo FADING

Public-surface review of Smol Developer

Proof depth—

Claim coverage—

Evidence count—

Momentum—

Updated2026-05-01

Read full Smol Developer review →

Hlido verdict

Hlido tested both. Devin (Cognition) scored 65 (FADING); Smol Developer scored 40 (FADING). Devin (Cognition) leads by 25 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.

Devin (Cognition)

pass

Homepage publicly accessible and value proposition clearly stated

Smol Developer

fail

Homepage publicly accessible and value proposition clearly stated

Devin (Cognition)

pass

Pricing page discoverable in 2 clicks from homepage

Smol Developer

fail

Pricing page discoverable in 2 clicks from homepage

Devin (Cognition)

unknown

Documentation or live demo accessible without login

Smol Developer

unknown

Documentation or live demo accessible without login