Claude Code has an invisible second context limit — and Playwright MCP burns through it in an hour

Two weeks ago I was using Claude Code to e2e-test a SaaS chat app with Playwright MCP. /compact fired. My text context was at 18%. I had 47 unread paragraphs of useful state. I was confused — until I realised Claude Code has a second, invisible context limit that nobody talks about. It's the inline-image budget. ~50–100 image blocks per session. No counter. No warning. You don't hit it gracefully — you just slam into a wall and the agent loses everything that wasn't disk-backed. For browser-auto