OPSWAT MetaDefender Cloud
What ChatGPT, Claude, Gemini & Grok actually say · September 2026
The verdict
OPSWAT MetaDefender Cloud appears in 1 AI-ranked category.
Strongest actual file-prevention stack available as an API: 20–30+ engines depending on tier, Deep CDR that rebuilds Office/PDF instead of only flagging them, optional sandbox
Poll history — On this board 1 of 2 polls since Sep 9 · now #3
– → #3
Top alternatives per the models: OPSWAT MetaDefender · Cloudmersive Virus Scan API · Scanii · AWS GuardDuty Malware Protection
Watch OPSWAT MetaDefender Cloud
Boards re-poll weekly and the models change their minds. One short email only when OPSWAT MetaDefender Cloud's standing moves — a rank change, a rival overtaking, or new reasoning from the models. Nothing otherwise.
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OPSWAT MetaDefender Cloud ranks #8 for best malware scanning apis for user-uploaded files by AI-model consensus. Put the badge in your README, docs or site — it updates automatically as the models re-rank.
[](https://modelsagree.com/best/best-malware-scanning-apis-for-user-uploaded-files?utm_source=badge&utm_medium=embed&utm_campaign=badge-opswat-metadefender-cloud)<a href="https://modelsagree.com/best/best-malware-scanning-apis-for-user-uploaded-files?utm_source=badge&utm_medium=embed&utm_campaign=badge-opswat-metadefender-cloud"><img src="https://modelsagree.com/badge/opswat-metadefender-cloud.svg" alt="OPSWAT MetaDefender Cloud — ranked #8 for Best malware scanning APIs for user-uploaded files by AI models on ModelsAgree" height="28"></a>Rankings are computed from what the models answer, re-polled on demand · raw reasoning shown verbatim · methodology