Z.ai, formerly Zhipu AI, released GLM-5.3-Flash on August 26, its first natively multimodal model in the GLM-5 series, running entirely on domestically produced Chinese AI accelerators. The 320-billio…
The Ox Alpha LLM has been identified as GLM-5.3-Flash, a new model from Zhipu AI that introduces a hybrid attention architecture combining 34 Kimi Delta Attention layers and 11 Multi-head Latent Atten…
Short-selling volumes for Zhipu AI (Z.AI Co.) and MiniMax Group Inc. hit all-time highs in June 2026, with Zhipu recording 178,900 shares shorted (HK$430 million) and MiniMax 239,700 shares (HK$141 mi…
A developer ran a week of real open source work on Ox Alpha, a free mystery coding model that appeared on OpenRouter under the identifier stealth/ox-alpha with no company attribution. The model handle…
Anthropic's Claude Code team confirmed an unannounced test that remapped the 'high' effort setting to the numeric value 10, previously used for 'low', in Claude Code 2.1.237, with credits promised for…
A free mystery AI model called Ox Alpha appeared on OpenRouter four days ago and reached 221,000 users and 16 trillion tokens of usage in three days, reportedly beating GPT-5.6 on a coding benchmark. …
GLM-5.3, a coding model from Zhipu AI, scored 100% in Reinvently's 28-task Ed-o-meter benchmark on August 23, 2026, with a total test cost of $0.28, and completed a root of an Amazon Fire HD 10 in one…
GLM-5.3, an open-weight model from Zhipu AI, is the first to score 100% across all five evaluation corners on the Ed-O-Meter leaderboard, outperforming Anthropic's Claude Opus 5 and OpenAI's GPT-5.5 a…
African insurtech platform Curacel has added GLM-5.3, a Chinese AI model developed by Beijing-based Zhipu AI, to its infrastructure alongside Western models, citing comparable performance at lower cos…
China's Zhipu AI (Z.ai) has developed GLM-5.3, a cybersecurity model that reportedly outperforms Anthropic's Mythos 5 in CyberGym vulnerability-finding tests, according to social media reports. The mo…
An unnamed AI model, stealth/ox-alpha, appeared on OpenRouter on August 20 with a one-million-token context window and free access until roughly August 27, scoring about 80% on a 10-task DeepSWE codin…
An anonymous model named Ox Alpha appeared on OpenRouter on August 20 with a 1,048,576-token context window and text, image, and video inputs, according to OpenRouter listing details reported by GLM5.…
An anonymous AI model dubbed Ox Alpha debuted on OpenRouter on Thursday under the stealth identifier stealth/ox-alpha, offering a 1.05-million-token context window, 131,072-token maximum output, and m…
A client-side fingerprinting engine identifies AI models deterministically by analyzing infrastructure artifacts such as tokenizer vocabularies, template offsets, error taxonomy, and response serializ…
Zhipu AI's leaked Mythos benchmark suggests its upcoming GLM-4 model scores 87.2% on MMLU-Pro, 78.5% on GPQA-Diamond, and 99.1% on a 128k-context retrieval test, potentially outperforming GPT-4o on MM…
An anonymous multimodal model named Ox Alpha appeared on OpenRouter on August 20 with a 1,048,576-token context window, multimodal reasoning across text, image, and video, and a zero-dollar price for …
Zhipu AI's GLM 5.3 is available only via API, with open weights delayed by roughly two weeks due to the model's strong cybersecurity capabilities, according to the company. The model, which retains th…
Zhipu AI's GLM 5.3 large language model scored 28.3 on terminal-bench 3, up from GLM 5.2's 4.6, without changing base weights, according to a hands-on review. In live tests, GLM 5.3 added a real-time …
Zhipu AI released GLM-5.3, a controlled experiment showing that scaling post-training with RL for one month, while keeping base architecture and parameters identical to GLM-5.2, yields significant cap…
An architect's load tests of 47 million requests through DeepSeek, Qwen, Kimi, and GLM via Global API's unified endpoint found DeepSeek V4 Flash offers the best price-to-quality ratio, holding 60 toke…