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A few days deep-diving the stable DeepSeek V4 Flash release: aggressively cheap, lightning fast, 1M context, official built-in web search, fully open source. The one weakness is multimodality — but you can patch it by combining other models.

Using Claude? Go Claude Code. In the open-model era that instinct deserves an upgrade. The first-party advantage is real, but training a good model and building a good harness are two different kinds of engineering — here's why models and harnesses are now separable choices, plus a positioning map of five harnesses.

OpenCode + OpenChamber + two DeepSeek V4 Flash subscriptions: 15 projects running code simultaneously and the quota barely moved. The full configuration laid out — context pruning, layered memory, desktop automation, and the "stick with the original pairing" lesson.

A pile of AI coding agents are rushing to ship TUIs, stuffing interaction back into the 1980s terminal paradigm and calling it "immersive" and "respectful of programmers." This piece breaks down the three mechanisms by which TUI systematically lowers your cognitive bandwidth — and why Web UI is the right answer.

A retrospective on choosing an Agent Harness: three criteria — GUI experience, vendor lock-in, and freedom for secondary development — ruled out Pi Agent, OMP, Codex, and ZCode, and finally settled on the OpenCode core + OpenChamber interface.

DeepSeek V4 Flash has no multimodality — what do you do for image understanding? After surveying the market, the most cost-effective option right now is Qwen-3.7-Flash: recognizing an image costs almost nothing, and pairing it with V4 Flash patches the gap.

DeepSeek built web search straight into the API: call deepseek-v4-flash through the Responses interface and declare the web_search tool. No third-party search engine integration, no search API key required.

Merge multiple proxy services plus your own nodes into one single subscription, with routing rules configured server-side — clients just subscribe.

Why do you set out? Who do you set out for? Which problem are you actually trying to solve? A product's sharpness comes from what you dare to cut.

Verbal approval is worth nothing. There's only one hard standard for judging demand: what the user is willing to pay.

Our value is not defined by anyone. In the age of AI, how should we understand ourselves?

In June I ran my X account seriously and gained 1000+ followers in a little over a day. This post records what I did and the feedback I got.

The zero-cost tech stack for indie developers: Codex for writing code, GitHub for version control, Stripe for payments, TanStack Start for frontend, Hono + Workers for backend, D1 for database, R2 for storage, KV for caching — all running on Cloudflare.

Cloudflare's free tier can carry an entire personal internet infrastructure: DNS, CDN, Pages, Workers, KV, D1, R2, email, Tunnel, AI Gateway and more.