{"id":221261,"date":"2025-09-01T15:02:33","date_gmt":"2025-09-01T20:02:33","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/09\/stepfun-ai-releases-step-audio-2-mini-an-open-source-8b-speech-to-speech-ai-model-that-surpasses-gpt-4o-audio"},"modified":"2025-09-01T15:02:33","modified_gmt":"2025-09-01T20:02:33","slug":"stepfun-ai-releases-step-audio-2-mini-an-open-source-8b-speech-to-speech-ai-model-that-surpasses-gpt-4o-audio","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/09\/stepfun-ai-releases-step-audio-2-mini-an-open-source-8b-speech-to-speech-ai-model-that-surpasses-gpt-4o-audio","title":{"rendered":"StepFun AI Releases Step-Audio 2 Mini: An Open-Source 8B Speech-to-Speech AI Model that Surpasses GPT-4o-Audio"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/stepfun-ai-releases-step-audio-2-mini-an-open-source-8b-speech-to-speech-ai-model-that-surpasses-gpt-4o-audio2.jpg\"><\/a><\/p>\n<p>Step-Audio 2 Mini, an open-source 8B speech-to-speech AI, surpasses GPT-4o-Audio with expressive, multilingual, grounded voice generation<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Step-Audio 2 Mini, an open-source 8B speech-to-speech AI, surpasses GPT-4o-Audio with expressive, multilingual, grounded voice generation<\/p>\n","protected":false},"author":732,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-221261","post","type-post","status-publish","format-standard","hentry","category-robotics-ai"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/221261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/732"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=221261"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/221261\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=221261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=221261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=221261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}