SevenTnewS

LLMs & Models

Large language models: GPT, Claude, Gemini, Mistral and open weights.

28 published articles

Featured1 min read

Coding Agents

Cognition's new coding agent scores near frontier results for pocket change

Cognition's SWE-1.7 coding model narrows the gap to frontier systems at a fraction of the cost, scoring 42.3% on FrontierCode and running at 1,000 tok/s. The model was trained on an improved reinforcement learning pipeline using Kimi K2.7 as the base.

2026-07-09

5 min read

Software development

The hidden tax on vibe-coded projects that shows up when you least expect it

An in-depth analysis of the promise and peril of vibe coding: why AI-generated code accelerates prototyping but introduces security risks, performance limits, and technical debt that demand careful human oversight.

2026-07-09

5 min read

Open-source AI

China's MiniMax just open-sourced a 1M-token model that outruns GPT-5.5 on real coding tasks

MiniMax M3 is the first Chinese open-source model to combine native multimodality, 1M-token context, and advanced agentic coding. Its structured approach to scale, including a new attention architecture called MSA, challenges the assumption that open models must trail behind proprietary systems.

2026-07-09

Featured4 min read

Semi-autoregressive speculative decoding hits production

DeepSeek's DSpark just fixed the two things that held back faster AI inference

A new speculative decoding framework from DeepSeek tackles the two bottlenecks that have limited parallel drafters: suffix decay and wasteful verification. DSpark achieves 60–85% faster generation speeds in production by coupling a semi-autoregressive architecture with a confidence-scheduled scheduler that prunes low-value tokens before the target model verifies them.

2026-07-08

1 min read

AI Model Release

MiniMax launches M2.7 model with strong software engineering and office productivity skills

MiniMax's M2.7 model delivers strong results in software engineering benchmarks and professional office tasks, with a 97% skill adherence rate on complex instructions and an ELO score of 1495 on GDPval-AA.

2026-07-08

3 min read

Model Evaluation

Ai2's olmo-eval gives LLM developers a microscope for every checkpoint

Ai2's olmo-eval brings per-question diffs and modular benchmarks to active LLM development, helping researchers tell real progress from statistical noise.

2026-07-06

Featured2 min read

AI Research

Your AI agent passed the test by accident. Now there's a rubric for that.

SkillCoach is a self-evolving rubric framework that evaluates and improves agentic skill-use by analyzing skill selection, following, composition, and reflection processes, providing better supervision than outcome-only metrics.

2026-07-06

Featured3 min read

AI Research

The verification horizon: why verifying coding agents is now harder than building them

A classical intuition holds that verifying a solution is easier than producing one. For today's coding agents, that intuition has inverted: generating complex solutions is now easy. The hard part is reliably verifying them.

2026-07-05

Featured4 min read

Deep Learning

M3D and Real-Guidance Bring Dataset Distillation to High-Resolution Realms

Dataset distillation has long been stuck on low-res benchmarks, but a new approach called M3D changes that. By combining multi-scale matching, a data manifold prior, and a Real-guidance strategy, it scales to ImageNet-1K at 128×128 resolution, achieving 68.5% top-1 accuracy with just one image per class and cutting memory usage by ten times.

2026-07-05

4 min read

AI Research & Development

Ma Jiaqi taught MiniMax engineers a hard lesson about forgotten tokens

MiniMax's internal investigation into why its M2 model couldn't output the name 'Ma Jiaqi' revealed a structural mismatch between pre-training vocabulary and post-training data distribution. The root cause: low-frequency tokens' lm_head vectors drift during SFT, losing generation ability while retaining understanding. A full-vocabulary coverage fix resolved the issue and also mitigated language mixing in Japanese.

2026-07-04

1 min read

Artificial Intelligence

MiniMax's new M2.5 coding model tops the benchmark at 5% of the price

MiniMax's M2.5 model tops the Multi-SWE-Bench coding benchmark, beats mainstream models on workspace tasks, and costs a tenth to a twentieth of competitors. Open-source weights are on HuggingFace.

2026-07-04

2 min read

Artificial Intelligence

Microsoft's Phi-4 Model Redefines Efficiency in Breakthrough Research

Microsoft's Phi-4 model achieves state-of-the-art efficiency, matching larger models in reasoning tasks with significantly fewer parameters. Published on May 15, 2025, the research paper reexamines assumptions about scaling laws in AI.

2026-07-03

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