{
"$type": "site.standard.document",
"bskyPostRef": {
"cid": "bafyreidlbw2tehwscni2cjmm67jkj663wuedejrrywozqpcahs5le2ryi4",
"uri": "at://did:plc:avkh7zze5iapdkk6naaunrjn/app.bsky.feed.post/3ml4pxflorob2"
},
"path": "/260505/p34#a260505p34",
"publishedAt": "2026-05-05T17:10:02.000Z",
"site": "https://www.techmeme.com",
"tags": [
"OpenAI",
"OpenAI launches GPT-5.5 Instant, which it says is smarter, with more accurate and personalized responses, replacing GPT-5.3 Instant as ChatGPT's default model"
],
"textContent": "OpenAI:\n**OpenAI launches GPT-5.5 Instant, which it says is smarter, with more accurate and personalized responses, replacing GPT-5.3 Instant as ChatGPT's default model** — We're updating ChatGPT's default model, available to everyone, to be smarter and more accurate, with clearer, more concise answers that feel better tailored to you.",
"title": "OpenAI launches GPT-5.5 Instant, which it says is smarter, with more accurate and personalized responses, replacing GPT-5.3 Instant as ChatGPT's default model (OpenAI)"
}