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Prompt: Defect detection: bends

22 out of 52 models answer this prompt correctly.
Prompt: Are there any bends in the part? Return either yes or no.
Answer: Yes
Submitted by: Roboflow
Defect detection: bends

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How models perform on this prompt

ChatGPT-4o (Medium Reasoning)

Model answer: {"answer": "yes"}

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Claude 3.5 Haiku

Model answer: Yes, there are bends in this part. The image shows a metallic component with multiple horizontal ridges or corrugations that create a bent or wavy profile along its length.

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Claude 3.7 Sonnet

Model answer: Yes, there are bends in the part. The metal piece has a ribbed or corrugated structure with multiple ridges and grooves running horizontally across its surface, creating a series of bends throughout the component.

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Claude 4 Sonnet
Cohere Aya Vision 8B

Model answer: Yes, there are bends in the part. The metal component has several curved sections and changes in direction, indicating the presence of bends.

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Cosmos Reason2 2B

Model answer: {"answer": "yes"}

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Cosmos Reason2 8B

Model answer: {"answer": "yes"}

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GLM 4.6v

Model answer: { "answer": "yes" }

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GPT-4.1

Model answer: { "answer": "yes" }

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GPT-4.1 Mini

Model answer: {"answer": "yes"}

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GPT-5 Mini

Model answer: {"answer": "yes"}

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GPT-5 Nano

Model answer: {"answer": "yes"}

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GPT-5.4

Model answer: {"answer":"yes"}

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Gemini 3 Flash (Tools)

Model answer: {"answer": "yes"}

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Grok 4

Model answer: {"answer": "yes"}

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Llama 4 Maverick 17B

Model answer: To determine if the part in the image has bends, I will analyze the structure of the part. 1. The part appears to be made of metal, as evidenced by its silver color and the visible machining or casting marks. 2. The part has a complex geometry with multiple features, including a circular hole at the bottom and a series of ridges or grooves along its length. 3. Upon closer inspection, it is clear that the part has been bent or formed into its current shape, as the ridges or grooves are not straight but rather follow a curved path. Given these observations, it is evident that the part has undergone some form of bending or forming process to achieve its current geometry. **Answer:** yes

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Llama 4 Scout 17B
Mistral Small 3.1 24B
Molmo2 8B

Model answer: {"answer": "yes"}

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OpenAI O4 Mini (Medium Reasoning)

Model answer: {"answer": "yes"}

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Phi 4 Multimodal
Qwen 3.5 122B (A10B)

Model answer: {"answer": "yes"}

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Arcee.ai Spotlight
Claude 4 Opus

Model answer: Looking at this metal part, I can see horizontal ridges or grooves running across its surface, but these appear to be machined features rather than bends in the material. The part itself appears to be flat without any bent sections. No

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Claude 4.1 Opus
Claude 4.6 Opus

Model answer: {"answer": "no"}

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Cohere Aya Vision 32B
GPT-4.1 Nano

Model answer: {"answer": "no"}

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Gemini 2.0 Flash

Model answer: {"answer": "no"}

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Gemini 2.0 Flash Lite

Model answer: { "answer": "no" }

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Gemini 2.5 Flash

Model answer: {"answer": "no"}

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Gemini 2.5 Flash Lite

Model answer: {"answer": "no"}

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Gemini 2.5 Pro

Model answer: { "answer": "no" }

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Gemini 3 Flash

Model answer: {"answer": "no"}

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Gemini 3.1 Pro

Model answer: {"answer": "no"}

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Gemini 3.1 Pro (Tools)

Model answer: {"answer": "no"}

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Gemma 3 27b
Gemma 3 4B
Grok 4.1 Fast

Model answer: {"answer": "no"}

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Kimi k2.5

Model answer: {"answer": "no"}

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Mistral Medium 3
OpenAI O1

Model answer: {"answer": "no"}

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Qwen 2.5 VL 7B
Qwen 3.5 0.8B

Model answer: Yes, the image shows a mechanical component with bent sections.

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Qwen 3.5 27B

Model answer: {"answer": "no"}

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Qwen 3.5 2B

Model answer: To analyze whether this part has any bends: The part appears to be a cast metal object with straight segments and cylindrical features (like the circular mounting holes). The overall shape is predominantly rectilinear or cylindrical β€” there are no obvious curved surfaces indicating a bend in the material. All visible interfaces between segments appear flush or aligned without angular deviation that would constitute a β€œbend” in engineering terminology (which usually implies an unintended or structural curve, not intentional fillets or rounded edges). Thus, based on visual inspection: {"answer": "no"}

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Qwen 3.5 35B (A3B)

Model answer: {"answer": "no"}

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Qwen 3.5 4B

Model answer: {"answer": "no"}

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Qwen 3.5 9B

Model answer: Looking at the image, this appears to be a metallic mechanical part with various features including holes and protrusions. The surface has some irregularities and what could be interpreted as bends or deformations in the metal structure - particularly around the edges and where different sections meet. There are also some markings (like the number "3") stamped into it. The question is asking specifically about "bends" in the part. Given that this is a manufactured component with complex geometry, there are definitely curved sections and what would typically be called bends in machining or fabrication contexts. {"answer": "yes"}

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Qwen 3.5 Plus

Model answer: {"answer": "no"}

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Reka Edge

Model answer: { "answer": "no" }

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SmolVLM2 2.2B