https://news.soranoru.com/articles/openai-has-released-gpt-6-1-terra-pushing-the-cost-efficiency-fr-fephbv0g Soranoru News ja 2026-10-26T18:11:02.000Z OpenAIが新モデル「GPT-6.1 Terra」を発表、コスト効率を大幅に改善 https://news.soranoru.com/articles/five-weird-details-from-anthropic-s-ipo-filing-u44ijywc Soranoru News ja 2026-10-26T17:10:23.000Z AnthropicのIPO申請書類から読み解く、AI企業の経営実態と注目すべき5つのポイント https://news.soranoru.com/articles/anthropic-files-s-1-with-the-sec-for-proposed-initial-public-off-najw8ruu Soranoru News ja 2026-10-25T16:00:00.000Z Anthropicが米SECにS-1フォームを提出、ナスダックへのIPOを正式申請