Troubleshooting A new chat in the same Claude Project answers from an earlier chat's content. Five surfaces leak differently — project knowledge, instructions, project memory, Search and reference chats, and connected sources. Diagnose which one, then fix it.
AI Tool Tutorials Run a multi-week deliverable across many ChatGPT chats without losing the thread — using one Project, two files, and project-only memory.
AI Tool Tutorials A disciplined Projects setup that holds context across weeks: file limits, project memory, instructions, and the decisions.md habit that actually works.
AI Tool Tutorials Set up Claude Projects so the 500K context and RAG actually help — curated files, a decisions log, and a two-week prune cycle.
Troubleshooting You uploaded files to a ChatGPT Project but the model answers as if they don't exist. Fastest fix: name the file in your prompt and force a quote. Full diagnosis below.
Troubleshooting You wrote detailed Project instructions and ChatGPT keeps ignoring them mid-conversation. It is almost always instruction weight, a conflict with your current message, the 1,500-char field limit, or Memory overriding the rule. Here is the fix.
Troubleshooting Set instructions and files in a Project but a chat ignores them, or one chat 'remembers' another? Map the five context layers and fix the leak fast.