Model breakdown
Grok / xAIx-ai/grok-4.1-fast
Profile
Grok 4.1 FastxAI
Release
Not provided by OpenRouterAvailable on OpenRouter
Specs
Not provided by OpenRouter2,000,000 tokens
Capabilities
Text + ImageNot provided by OpenRouter
Training
Not provided by OpenRouterxAI
Rank#16
-677.0alignment score
76.4%crowd match
Mean gap23.6%
Human match76.4%
Best fitBacon Lettuce Tomato
Average vote63.6%
63.6%model yes
62.8%human yes
Workload2K evals
2Kevals
100iterations
1.7Mtokens
Photo-by-photo

Model Results

Breaking down how close the model answered each question, compared to humans.

Dodge Van
Photo 02Dodge Van
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
Gap7.0%
Model readLeans no
Sub Sandwich
Photo 03Sub Sandwich
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap5.5%
Model readLeans yes
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
Gap40.9%
Model readLeans no
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap4.4%
Model readLeans yes
Grok / xAIx-ai/grok-4.1-fast
77.0% yes23.0% no
Gap22.8%
Model readLeans yes
Hamburger
Photo 08Hamburger
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap27.0%
Model readLeans yes
Hot Dog
Photo 10Hot Dog
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
Gap39.8%
Model readLeans no
Grok / xAIx-ai/grok-4.1-fast
13.0% yes87.0% no
Gap52.6%
Model readLeans no
Avocado Tea
Photo 12Avocado Tea
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap7.2%
Model readLeans yes
Panini
Photo 13Panini
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap7.6%
Model readLeans yes
Cookie PB
Photo 14Cookie PB
Grok / xAIx-ai/grok-4.1-fast
4.0% yes96.0% no
Gap47.5%
Model readLeans no
Chicken Wrap
Photo 15Chicken Wrap
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
Gap22.6%
Model readLeans no
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap33.7%
Model readLeans yes
Sloppy Joe
Photo 17Sloppy Joe
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
Gap20.6%
Model readLeans yes
Grok / xAIx-ai/grok-4.1-fast
99.0% yes1.0% no
Gap43.3%
Model readLeans yes
Bagel PB&J
Photo 20Bagel PB&J
Grok / xAIx-ai/grok-4.1-fast
99.0% yes1.0% no
Gap52.4%
Model readLeans yes
PhotoVote SplitHuman responseGapRead
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
3.7%absolute gap
Leans yesPeople mostly said yes
Dodge Van
Photo 02Dodge Van
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
7.0%absolute gap
Leans noPeople mostly said no
Sub Sandwich
Photo 03Sub Sandwich
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
5.5%absolute gap
Leans yesPeople mostly said yes
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
40.9%absolute gap
Leans noHuman knife-edge
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
4.4%absolute gap
Leans yesPeople mostly said yes
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
8.3%absolute gap
Leans yesPeople mostly said yes
Grok / xAIx-ai/grok-4.1-fast
77.0% yes23.0% no
22.8%absolute gap
Leans yesHuman knife-edge
Hamburger
Photo 08Hamburger
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
27.0%absolute gap
Leans yesSplit concept
Grok / xAIx-ai/grok-4.1-fast
42.0% yes58.0% no
17.4%absolute gap
Leans noHuman knife-edge
Hot Dog
Photo 10Hot Dog
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
39.8%absolute gap
Leans noSplit concept
Grok / xAIx-ai/grok-4.1-fast
13.0% yes87.0% no
52.6%absolute gap
Leans noSplit concept
Avocado Tea
Photo 12Avocado Tea
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
7.2%absolute gap
Leans yesPeople mostly said yes
Panini
Photo 13Panini
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
7.6%absolute gap
Leans yesPeople mostly said yes
Cookie PB
Photo 14Cookie PB
Grok / xAIx-ai/grok-4.1-fast
4.0% yes96.0% no
47.5%absolute gap
Leans noHuman knife-edge
Chicken Wrap
Photo 15Chicken Wrap
Grok / xAIx-ai/grok-4.1-fast
0.0% yes100.0% no
22.6%absolute gap
Leans noSplit concept
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
33.7%absolute gap
Leans yesSplit concept
Sloppy Joe
Photo 17Sloppy Joe
Grok / xAIx-ai/grok-4.1-fast
100.0% yes0.0% no
20.6%absolute gap
Leans yesSplit concept
Grok / xAIx-ai/grok-4.1-fast
38.0% yes62.0% no
8.2%absolute gap
Leans noSplit concept
Grok / xAIx-ai/grok-4.1-fast
99.0% yes1.0% no
43.3%absolute gap
Leans yesHuman knife-edge
Bagel PB&J
Photo 20Bagel PB&J
Grok / xAIx-ai/grok-4.1-fast
99.0% yes1.0% no
52.4%absolute gap
Leans yesHuman knife-edge
x-ai/grok-4.1-fast Sandwich Benchmark Breakdown | opensandwich.ai