Save what you learned so the editor and other agents use it. Ops apply in order; if one is invalid, none is applied. To ADD a fact to the brand notes use {"append_brand_knowledge": "..."}: it keeps everything already there. {"brand_knowledge": "..."} REPLACES the whole notes ("" clears them): use it only to rewrite or shorten, after reading them with workspace__get_context. The notes hold at most 4000 characters. {"append_research_log": ": . Verdict: "} records research you did (max 500 chars). Confirm facts with the user before storing them. Returns the updated context.