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  "path": "/t/gpt-5-4-mini-and-nano-now-available-openai-s-most-capable-small-models-yet/1377015#post_4",
  "publishedAt": "2026-03-17T19:30:56.000Z",
  "site": "https://community.openai.com",
  "tags": [
    "x.com",
    "dominik kundel",
    "@dkundel",
    "pic.x.com/OX8GtEMevR",
    "x.com/OpenAI/status/…",
    "OpenAI @OpenAI",
    "5:09 PM - 17 Mar 2026"
  ],
  "textContent": "GPT-5.4-mini is great for spinning up new sub-agents.\n\nx.com\n\n#### dominik kundel\n\n@dkundel\n\nGPT-5.4-mini is a wildly capable model and gives you ~3.3x more usage on Codex tasks compared to GPT-5.4. It's excellent for spinning up new subagents! pic.x.com/OX8GtEMevR x.com/OpenAI/status/…\n\n OpenAI @OpenAI \n\nGPT-5.4 mini is available today in ChatGPT, Codex, and the API. Optimized for coding, computer use, multimodal understanding, and subagents. And it’s 2x faster than GPT-5 mini. https://t.co/DKh2cC5S3F https://t.co/sirArgn37L\n\n5:09 PM - 17 Mar 2026 270  6",
  "title": "GPT-5.4 mini and nano now available — OpenAI’s most capable small models yet"
}