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  "path": "/t/persistent-0-prompt-cache-hits-on-gpt-5-5-with-auckland-nz-cloudflare-520s-complicating-every-workaround/1383838#post_4",
  "publishedAt": "2026-06-16T23:04:36.000Z",
  "site": "https://community.openai.com",
  "textContent": "USA: No significant change in GPT-5.5 on Responses (top, pink: cached input, bottom, purple: uncached input)\n\nThe challenge for OpenAI will then be fixing their localization and Cloudflare routing.\n\ngpt-5.3-codex only looking better because it spews tiny tool calls instead of following the offered tool mechanics to combine and parallel its outputs. But also unchanged.",
  "title": "Persistent 0% prompt cache hits on GPT-5.5 with Auckland NZ Cloudflare 520s complicating every workaround"
}