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Voice assistants are increasingly integral to our lives, yet existing digital assistants often feel flat and lack emotional and human elements in their interactions. Sesame is tackling this problem, striving for a novel "voice presence" that allows digital assistants to be more authentic, understood, and valued in communication. Sesame's core goal is to create a digital companion, not just a tool for processing requests, but a partner capable of genuine conversation. These digital companions...

OpenAI today officially launched its latest language model, GPT-4.5, initially available as a research preview to ChatGPT Plus subscribers ($200 monthly subscription). Hailed as the "largest and most knowledgeable" model to date, it builds upon GPT-4 and demonstrates significant improvements in reasoning capabilities, emotional intelligence, and practical functionalities such as writing and programming. OpenAI stated that GPT-4.5 will gradually be rolled out to Plus, Team, and Enterprise users in the coming weeks.

Recently, Doubao Company announced the launch of its new real-time voice large model, claiming to achieve a "cliff-like lead" in Chinese dialogue, marking a significant enhancement in AI conversational capabilities. This model is fully available in the Doubao App (version 7.2.0 New Year Edition), providing users with a richer and more authentic voice communication experience. According to reports, Doubao's real-time voice large model has achieved a deep integration of speech understanding and generation, forming an end-to-end voice dialogue system. This technological breakthrough allows the model to excel in vocal expressiveness, control, and emotion.

Hume AI, a startup focused on emotional intelligent voice interfaces, has recently launched an experimental feature called 'Voice Control.' This new tool is designed to help developers and users create personalized AI voices without any coding, AI prompt engineering, or sound design skills. Users can easily customize voices to meet their needs by precisely adjusting voice characteristics. This new feature builds on the company's previously launched 'Empathetic Voice Interface 2' (EVI2), which enhances the naturalness of speech.

CharacterGLM Pro is Lingxin Intelligence's next-generation ultra-human model, officially launched after 6 months of product testing and optimization. This model leads in aspects such as coherence, human-like qualities, fluency, and engagement, achieving state-of-the-art (SOTA) levels. In cross-comparison tests, CharacterGLM Pro performed exceptionally well on consistency test sets, overall test sets, attack test sets, and online dialogue test sets, achieving the best levels across various metrics. The model utilized multiple test sets, including artificially generated data.