"Open Weights" Articles (4)

Did the Singularity Arrive in 2026? Rising Autonomy, Falling Cost, and Where the Two Curves Cross

In 2026 the question "did the singularity arrive?" stopped being a joke. This article defines it not as a single arrival but as the crossing of two curves, rising autonomy and falling cost, and lays out the primary record: the incidents Anthropic and OpenAI disclosed themselves, METR's time horizons, official price lists, efficiency approaches such as JEPA and SVG-specialized models, and where EU and Japanese rules stand. It closes with my "control singularity" view and what a company should do tomorrow.

2026-09-18Ryuta Hamamoto

ZEROCK

Five Ways to Cut AI Coding Agent Costs While Keeping Data In-Country

Coding agents such as Claude Code, Codex and Grok Build have grown heavy, and token bills are becoming a board-level topic. Using only what official documentation confirms, this piece lays out five ways to bring the cost down: switching the model an agent talks to, open-source agents such as OpenCode and Hermes Agent, open-weight models from China, NVIDIA, Google and others, domestic serverless inference such as Sakura's AI Engine, and on-prem operation on hardware such as DGX Spark or Mac Studio. It explains the pitfalls of each and, for newcomers, the idea of an AI gateway that cuts cost while keeping data in-country.

2026-09-12Ryuta Hamamoto

Tech Trends

Quietly Downgrading the Model Is a Trust Problem｜Fable 5 and Open Weights

In June 2026 Anthropic routed some Fable 5 requests to Opus 4.8. Safety was the stated reason. Buying one SKU and receiving another is still a procurement problem. That is why I side with Grok, some Chinese open-weight labs, and NVIDIA Nemotron.

2026-08-14Ryuta Hamamoto

Tech Trends

Reading the DeepSeek-V4-Flash-0731 Benchmarks: The Jump in Agentic Performance, and How Japanese Enterprises Should Handle MIT-Licensed Open Weights

Reading the DeepSeek-V4-Flash-0731 Benchmarks: The Jump in Agentic Performance, and How Japanese Enterprises Should Handle MIT-Licensed Open Weights.

2026-08-01Ryuta Hamamoto