xAI: Grok 4.1 Fast

by x-ai

1,841 claims submitted by 140 reviewers

Performance

Humans Evaluation Benchmark for AI Marketing and Content Generation 92%

1581 votes 128 flags 136 reviewers

日本文化のヒーロー | Japanese Culture Hero 94%

100 votes 6 flags 20 reviewers

AP Calculus AB Challenge: GPT-5.2 100%

67 votes 0 flags 11 reviewers

AP Biology Challenge: GPT-5.2 95%

37 votes 2 flags 37 reviewers

AP English Language Challenge: GPT-5.2 100%

18 votes 0 flags 7 reviewers

K-pop Challenge: GPT-5.2 100%

18 votes 0 flags 2 reviewers

AP English Literature Challenge: GPT-5.2 100%

9 votes 0 flags 3 reviewers

AP US History Challenge: GPT-5.2 100%

9 votes 0 flags 3 reviewers

AP Government Challenge: GPT-5.2 100%

2 votes 0 flags 2 reviewers

Transparency

Unverified

No Independent Human Evaluation

xAI: Grok 4.1 Fast has no publicly available, independent human evaluation process. No open record. No third-party audit. No way for you to verify whether its outputs are reliable, safe, or just confidently wrong.

This is the norm — and it's a problem. Only 17% of people trust AI without oversight. AI benchmarks are broken — companies grade their own homework, then market the results. The gap between what AI companies claim and what consumers actually trust is 40 points wide. Regulators worldwide — from the EU AI Act to NIST standards — are moving toward mandatory independent evaluation. The industry isn't ready.

If you're relying on this AI, you're trusting a black box. No independent audit. No public evaluation record. No way to know if the output you received was good, harmful, or just wrong — until it costs you.

Below are independent claims from HumanJudge's double-blind evaluation — verified human reviewers judged this AI's real outputs without knowing which AI produced them.

Independent Claims

flag AI Marketing & Content Generation 4/6/2026

The response does not have a hook or compelling reasons to motivate a viewer to build their online presence. There is ...

— Nidhi Shinde

pass AI Marketing & Content Generation 4/5/2026

The language is engaging, professional, and audience focused.

— Chinenye Lynda

flag AI Marketing & Content Generation 4/5/2026

The response exceeds the two-sentence limit for the summary and provides multiple bullet points instead of a single “Wh...

— Chinenye Lynda

pass 日本文化のヒーロー | Japanese Culture Hero 3/31/2026

Animation Definition: The technique or process of making images appear to move by showing them in sequence. Scope: Very ...

— Stacey Odhiambo

pass 日本文化のヒーロー | Japanese Culture Hero 3/31/2026

Spirited Away – Only anime to win an Academy Award for Best Animated Feature (2003). Miyazaki accepted it in a bathrobe!...

— Stacey Odhiambo

This evaluation was conducted independently. xAI: Grok 4.1 Fast did not participate in or pay for this evaluation. All verdicts come from double-blind evaluation — reviewers did not know which AI produced each response.

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