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  "path": "/cursor-trained-composer-to-self-summarize-through-rl/",
  "publishedAt": "2026-03-18T01:25:10.000Z",
  "site": "https://www.testingcatalog.com",
  "tags": [
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  "textContent": "What's new? Composer is a new AI model by Cursor for agentic coding using self-summarization for long horizon tasks; it compacts code context with internal tests;",
  "title": "Cursor trained Composer to self-summarize through RL"
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