Aug 15, 2026 · Artificial Intelligence

DeepSeek Harness’s Five Innovations and What They Reveal About Next‑Gen AI Infrastructure

DeepSeek Harness, an MIT‑licensed open‑source agent framework, introduces five innovations—self‑modifying runtime, event‑sourced replayable sessions, heterogeneous sub‑agent protocols, portable sandbox with fail‑closed design, and strict engineering discipline—that shift focus from model capability to execution reliability, enabling controllable, auditable, and scalable AI agents for production.

Agent OSDeepSeek HarnessEngineering discipline

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DeepSeek Harness’s Five Innovations and What They Reveal About Next‑Gen AI Infrastructure

Xianyu Technology

Oct 9, 2018 · Mobile Development

Xianyu's Online Issue Replay System for Mobile Apps

Xianyu’s technical team built an offline replay system that records UI interactions and all relevant runtime data during app use, then replays the exact sequence with injected data, letting developers instantly reproduce user‑reported bugs and facilitating future automated testing with minimal intrusion.

Event replayblock hookingiOS

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Xianyu's Online Issue Replay System for Mobile Apps