Archive
新模型、開放權重、多模態、語音、影像與模型架構。
AI 安全
The Python Agents SDK can now apply input and output guardrails to function tools and local MCP servers, with customizable replacement messages passed to the model when content is blocked. The release also reduces the host environment variables inherited by local sandboxes, although coverage still excludes hosted tools and built-in execution tools.
最新模型
OpenAI has launched ChatGPT Images 2.5 and introduced two API options: Flare, optimized for throughput, and Sunburst, designed for fine-grained control. The new release emphasizes localized editing, multi-turn consistency, and latency reductions of up to 50%, although its performance and quality figures still come primarily from the publisher.
AI 科研／形式驗證
OpenAI claims that an unreleased multi-agent system more capable than GPT‑6 Astra has constructed a proof that the three-dimensional Navier–Stokes equations lose smoothness in finite time under smooth external forcing. The team also released a Lean 4 formalization, but formal verification does not mean the mathematical community has accepted it as a solution to the Millennium Prize Problem.
代理工具
The new release streamlines multi-provider model and transport settings and provides a reproducible Ollama/Qwen tool-calling smoke test. The diagnostic script independently verifies file side effects, reducing false positives when an agent merely claims in its response that it completed the work.
推論系統
A new open-source plugin supports multiple language and vision models on Tenstorrent hardware through the same OpenAI-compatible API, without forking the vLLM core. It also exposes current limitations: prefill and decode cannot be mixed in the same step, while LoRA, speculative decoding, and multi-host serving are not yet supported.
AI 安全
The official Python SDK now follows redirects only within an endpoint’s trust boundary and expands OAuth issuer validation. Legacy Streamable HTTP sessions expire after 30 minutes of inactivity by default, with each server retaining no more than 10,000 sessions.
最新模型
A new prerelease saves KDA state and convolution windows at each candidate position so rejected draft tokens can be rolled back correctly. Initial single-node tests show faster low-concurrency inference, but state memory grows substantially with rollback depth and the number of serving slots.
電腦視覺
Alaya Lab and the University of Tokyo have introduced WorldSculpt, which generates each object in multi-view images as a complete, independently editable mesh before assembling the scene through rigid transformations. Although the model is fine-tuned only on single-object data, it can handle test environments containing 93 to 701 objects; however, it still requires reliable instance masks, 3D bounding boxes, and camera poses as input.
AI 安全
New security records for knowns, an AI project memory tool, show that older versions bound an unauthenticated administrative API to all network interfaces by default and contained path traversal, command injection, and MCP authorization bypass vulnerabilities. Most issues were fixed in version 0.30.0, but the model testing endpoint in version 0.33.0 can still send requests to arbitrary addresses, with no confirmed patched release available.
最新模型
In its first major change to the default sampler since version 1.5, Optuna 5.0 adopts multivariate TPE and Constant Liar for single-objective search, while replacing NSGA-II with TPE for multi-objective search. Released alongside it, Rustuna reimplements a compatible core in Rust to target sampling and storage bottlenecks in workloads involving hundreds of thousands of fast evaluations.
最新模型
LG AI Research replaces self-attention with causal convolutions and a group-aware MLP, allowing computational costs to scale linearly with sequence length and the number of variables. The model outperformed 43 baselines on the team’s own FinVerse benchmark, but noncommercial model weights and independently unreproduced investment performance limit its immediate deployment value.
代理工具
Qwen Code 0.23.1-preview.2 adds workflow visualization, real-time sub-agent status, worktree-isolated tasks, and a session resource directory. The new release also uses leases and message-rejection mechanisms to handle concurrent writes, but it remains a preview lacking performance and reliability data.