All AI news

AIAlibaba NLP has released core-emb-2b and core-emb-8b, multimodal embedding models built on Qwen3-VL that distill reranker judgments to better match attribute-object bindings in text and image retrieval. The Core-Embed-8B model posts the best total average (0.666) among evaluated embedding models on compositional benchmarks, 5.7 points above its VL-Emb-8B backbone. Companion Core-Reranker-2B and 8B models are also available, with the 8B reranker reaching 82.7% total average on the same benchmarks.

AIAlibaba NLP released core-reranker-2b, a 2B-parameter multimodal relevance-scoring model built on Qwen3-VL-Reranker to better distinguish attribute-object bindings in text and image pairs. The Core-Reranker family also includes an 8B variant, and Core-Reranker-8B reports an 82.7% total average on compositional reasoning benchmarks COLA, SugarCrepe++, and NegBench, 10.7 points above Jina-Reranker. Usage details are provided in the source, including loading through the GitHub repository wrapper classes.

AITencent Hunyuan has open-sourced Hy4 preview under Apache 2.0, a flagship mixture-of-experts model with 770B total parameters, 49B active per token, and a 1M context window. Blind evaluation by 163 internal experts across 203 engineering tasks gave it an average score of 2.99, narrowly ahead of GLM 5.3 at 2.92 and Kimi K3 at 2.94. The model includes a native MTP layer for speculative decoding and is trained on production workflows spanning software engineering, data analysis, game development, and scientific research.

AITinker announces that Z.ai's GLM-5.3 is now available on its platform with a 256k context window. Tinker says it is currently the strongest open-weights model on coding evals including Terminal-Bench 3.0 and DeepSWE 1.1, built on the same base as GLM-5.2 with scaled-up post-training.

AIOpenBMB released MiniCPM5-2B-SFT, an SFT-only BF16 checkpoint taken before RL and OPD, within its MiniCPM5-2B series. The model is a 2B dense Transformer built for on-device and local deployment, with 131,072-token context and the same training recipe as the final release.

Why it matters: The source gives concrete benchmark averages against same-size and larger models, plus released training data and multiple deployment formats, useful for judging a compact on-device model.

AIOpenBMB released MiniCPM5-2B, a dense 2B Transformer for on-device and resource-constrained deployment, alongside its training datasets. The source reports a 53.9 average across its comparison set and strong results in coding, math, long-context, tool use, and agentic tasks. This page is the pre-training base checkpoint, with BF16 weights and GGUF, MLX, GPTQ, and LiteRT-LM variants listed separately.

AITencent's Hy Team released Hy4 preview, a Mixture-of-Experts model with 770B total parameters and 49B activated per token, with a 1M context length. Hugging Face hosts the Instruct model and an FP8 quantized version under the Apache License 2.0, with vLLM and SGLang deployment instructions provided.

Why it matters: The model card gives architecture, activated parameters, and vLLM and SGLang deployment recipes, useful for judging whether the release fits your serving setup.

AIQwen has published Qwen-Drive-1.0-4B on Hugging Face, a vision-language model for autonomous driving built on Qwen3.5-4B. The release includes a BEV perception head and two Planning Experts, planner-sft and planner-rl, with code and an inference example in the linked GitHub repository.

Why it matters: The source gives concrete benchmark results and a runnable setup, letting readers judge how a driving VLM with planning and perception heads compares with existing systems.

AIZ.ai announced that the weights for GLM-5.3 will be released tomorrow. The post links to the GLM-5.3 model page on Hugging Face.

AITencent has published ContextPilot-E4B on Hugging Face, the Gemma4-E4B checkpoint of ContextPilot, a framework that teaches long-horizon language-model agents to plan, maintain long-term memory, and offload less useful context while reasoning and using tools. The checkpoint is intended for research on proactive context management, long-context QA, and deep search, and loading it alone does not execute the context-management tools, which are provided in the ContextPilot repository.

AITencent has released ContextPilot-14B on Hugging Face, a Qwen3-14B checkpoint for proactive context management in long-horizon language-model agents. The framework lets agents plan, maintain long-term memory, and offload less useful context while reasoning and using tools. The checkpoint is intended for research on long-context QA and deep search, and loading it alone does not execute the context-management tools, which are provided in the ContextPilot repository.

AILM Studio published a model page for GLM-5.3 Flash on its website. The post contains only a link to the model page and no further details about the model's specifications or capabilities.

AIZ.ai released GLM-5.3-Flash, a 320B-A18B model, with day-0 support in SGLang, after appearing earlier as ox-alpha. The post calls it the first native multimodal model in the GLM-5 series and says it outperforms GLM-5.2 at one-tenth the cost, with stable 1M-token long-context performance.

Why it matters: The post reports GLM-5.3-Flash's native multimodal design, its efficiency claims, and day-0 SGLang support, which bear on running it in practice.

AIGeneralist AI introduces GEN-1.5, its latest foundation model for the physical world, with additional task demonstrations shared in a YouTube playlist. The post links to a blog post with further details about the model.

AIAi2 has released Llama-B-8B on Hugging Face, a byte-level autoregressive language model retrofitted from Llama 3 8B through a short additional training procedure. The model operates over bytes instead of tokens and is licensed under the Llama 3 Community License for research and educational use. It requires transformers 4.57.3 and the xlstm package, and the source notes that model outputs can be inaccurate and should be verified.

AIAi2 has released allenai/Llama-B-8B-Stage1, a Llama 3 8B model retrofitted to operate over bytes instead of tokens through a short additional training procedure. This Stage 1 checkpoint contains only Stage 1 training, with inner model parameters unchanged, and is licensed under the Llama 3 Community License for research and educational use. It requires transformers 4.57.3 or later and the xlstm package, and is loaded with trust_remote_code.

AIAi2 has released Bwen-8B, a byte-level autoregressive language model retrofitted from Qwen3 8B Base through a short additional training procedure called byteification, which lets it operate over bytes instead of tokens. The model is licensed under Apache 2.0 for research and educational use, and requires transformers 4.57.3 or later and the xlstm package.

AIAi2 has released Bwen-8B-Stage1 on Hugging Face, a byte-level autoregressive model retrofitted from Qwen3-8B-Base through a short additional training procedure. This Stage 1 checkpoint contains only Stage 1 training, with inner model parameters unchanged, and is licensed under Apache 2.0 for research and educational use.

AIAi2 has released Bolmo-1B-Stage1, a 1B-parameter byte-level language model retrofitted from OLMo 2 1B to process bytes rather than tokens. This checkpoint includes Stage 1 training only, with inner model parameters unchanged, and is available on Hugging Face under an Apache 2.0 license for research and educational use.

AIAi2 has released Bolmo-7B-Stage1, a 7B byte-level language model retrofitted from Olmo 3 7B through a short additional training procedure. This checkpoint includes only Stage 1 training, with inner model parameters unchanged, and is licensed under Apache 2.0 for research and educational use.

AIDeepSeek V4 Pro 0813 scored 95.2% on SWE-Bench Verified, ahead of Kimi K3 at 92.6% and Fable 5 at 85.4%, in Fireworks AI's eval runs. It costs $0.309 per solved task on SWE-bench versus $0.808 for Fable 5, and it is available through Fireworks serverless and dedicated endpoints, with SFT, DPO, and RFT training support. Its 1M-token context window and native tool calling target long-horizon agentic workloads, though its Java accuracy on Aider Polyglot (48.9%) trails Fable 5 (74.5%).

AIHarvey and Fireworks post-trained Tenet from the Kimi K3 base using asynchronous reinforcement learning on the Fireworks Training API for long-horizon legal work. On the Legal Agent Benchmark, Tenet reached 19.7% all-pass versus 10.8% for base Kimi K3, and its cost per task was $5.92 versus $5.62.

AIZ.ai has released GLM-5.3-Flash, a model with native visual capabilities that observe interfaces, rendering results, and interaction feedback across code, browsers, and GUIs. It uses a hybrid linear and sparse attention architecture with 320B total parameters and 18B activated, which the company says significantly reduces compute and KV-cache requirements. The release notes also describe support for office document and financial research workflows.

Why it matters: The release notes give GLM-5.3-Flash's architecture, parameter counts, and cybersecurity findings, which make the model's scope concrete for comparison with earlier GLM releases.

AIZ.ai released GLM-5.3-Flash on Hugging Face, the first natively multimodal model in the GLM-5 series, with 320B total parameters and 18B active parameters. The source says it outperforms GLM-5.2 across benchmarks at one-tenth the price and approaches Claude Opus 4.8 on coding and agentic benchmarks. It adopts a hybrid sparse and linear attention architecture to reduce long-context serving costs.

Why it matters: The release shows a hybrid sparse and linear attention design aimed at cutting long-context serving costs, which is useful for comparing efficiency trade-offs.

AIZ.ai released GLM-5.3 on Hugging Face, built on the same base model as GLM-5.2, with all gains coming from post-training. The source reports a 50% improvement over GLM-5.2 on Z.ai Code Bench and open-source SOTA on Terminal Bench 3.0 and Agents' Last Exam, with a benchmark table comparing it against Kimi K3, DeepSeek-V4 Pro-0813, Qwen3.8-Max, and others.

Why it matters: The source gives benchmark tables against GLM-5.2 and rival models, showing where the post-training gains concentrate in coding and cyber tasks.

AIGoogle Research has published the official PyTorch weights and configurations for TimesFM 3.0, a pretrained time-series foundation model for forecasting. The model uses a Stacked Mixing Transformer with 20 layers, a model dimension of 1280, and 16 heads, and it is released under the TimesFM Non-Commercial License v1.0.

AIGeneralist has announced GEN-1.5, its latest foundation model for the physical world. The post provides only a link to the company's blog for further details, so no specifications, benchmarks, or availability information can be confirmed from this source.

AIQwen released open weights for Qwen3.8-Flash-Next, a 125B-parameter model with 6B activated, built on a new hybrid architecture with Gated DeltaNet and Qwen Sparse Attention. The model has a native 262,144-token context length, extensible to 1,000,000 tokens, and the source reports benchmark results across coding, agent, and vision tasks.

Why it matters: The release pairs a new hybrid attention and gated residual architecture with open weights and benchmark results, giving architecture-focused readers a concrete case to compare against prior long-context designs.