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Engineering Insights

When Agents Meet Physical Data: The Other Physics of Agent Harnesses - Dmitry Petrov, DataChain

AI Engineer · Jul 20, 2026 · Engineering Insights

Anthropic found agents achieve only 21% accuracy on data projects without specialized data harnesses.

“Anthropic published that accuracy for data projects on their agents is only 21% until you add specific data harnesses to them and provide context.”

Dmitry Petrov of DataChain highlights a critical gap in agentic AI: both Anthropic (21% accuracy) and OpenAI (requiring six context layers) have published findings showing agents struggle badly with data tasks without specialized harnesses. For physical/unstructured data like video, sensor telemetry, and robot data, the complexity explodes further—2,000 video files can generate millions of nested objects. The talk argues agents need purpose-built data harnesses that let them see, touch, verify, and remember physical-world datasets.

agent-harnesses multimodal-data unstructured-data data-agents physical-data DataChain

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