{"type":"post","stable_id":"post:z-ai-releases-glm-5-3-for-coding-and-cyber-defense","slug":"z-ai-releases-glm-5-3-for-coding-and-cyber-defense","title":"Z.ai Releases GLM-5.3 for Coding and Cyber Defense","description":"Z.ai released GLM-5.3, a 743-billion-parameter open-model family aimed at coding and cyber-defense workloads, with rapid downstream agent deployment.","retrieval_nugget":"Distribution evidence is stronger than early capability slogans. Teams should compare the exact checkpoint, serving cost, security behavior, and harness results before treating ecosystem availability as proof of task superiority.","published_at":"2026-08-14","updated_at":"2026-08-15","record_date":"2026-08-14","date_kind":"discovered_at","topics":["open-source","new-models","security"],"entities":["Z.ai","GLM-5.3"],"source_urls":["https://x.com/Zai_org/status/2088132965922476159","https://x.com/opencode/status/2088148540845330909","https://x.com/cline/status/2088146558160355639","https://x.com/cline/status/2088152467334910358","https://x.com/natolambert/status/2088272938361606397","https://cline.bot/cline-pass"],"source_format":"creator_post","editorial_timing":{"lane":"regular_hourly","scheduled_at":"2026-08-19T11:00:00+03:00","real_news_delta":"owner-selected verified story"},"origin":{"basket_id":"5854f7b2-5954-4d2a-8997-81596a49da74","basket_revision":1,"target_kind":"story_cluster","target_id":"7954a104-735c-4bfd-aa9e-313000611252","owner_selection":"12","route":"openclaw"},"visual_decision":{"outcome":"text_only","status":"not_applicable","reason_code":"concise_text_sufficient","owner_reviewed":true,"reviewed_by":"owner-and-codex"},"schema_version":"newruntime-agent-readable-v0.2","status":"published","visuals":[],"routes":{"html":"https://newruntime.com/posts/z-ai-releases-glm-5-3-for-coding-and-cyber-defense/","markdown":"https://newruntime.com/posts/z-ai-releases-glm-5-3-for-coding-and-cyber-defense.md","json":"https://newruntime.com/posts/z-ai-releases-glm-5-3-for-coding-and-cyber-defense.json"}}