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Oliver Buchannon
Radu R

Founder of Digital Upstream. Brand design & web development for indie builders.

The AI Coding Stack Nobody Planned: How Cursor, Claude Code, and Codex Are Converging

Apr 16, 2026

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4 min read

The AI Coding Stack Nobody Planned: How Cursor, Claude Code, and Codex Are Converging

Stop looking for the one AI coding tool that wins.

Radu R
Radu R
Obsidian + Claude AI: How Solo Founders Build a Second Brain That Actually Thinks (2026

Apr 15, 2026

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8 min read

Obsidian + Claude AI: How Solo Founders Build a Second Brain That Actually Thinks (2026

Indie builders are pairing Obsidian with Claude Code to create an AI thinking partner that never forgets.

Radu R
Radu R
The Axios Hack Hit 100M Weekly Downloads — What Builders Need to Do Right Now

Apr 14, 2026

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7 min read

The Axios Hack Hit 100M Weekly Downloads — What Builders Need to Do Right Now

Axios — used in 100M npm installs weekly — was backdoored on March 30, 2026. Here is what indie builders and SaaS founders need to do right now.

Radu R
Radu R
The Week in AI Tools: Claude's Agent Play, Stripe's Bet on AI Commerce, and OpenClaw's Reckoning

Apr 13, 2026

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7 min read

The Week in AI Tools: Claude's Agent Play, Stripe's Bet on AI Commerce, and OpenClaw's Reckoning

Three things happened this week in the AI tools space. Individually, they're notable. Together, they point to a set of infrastructure decisions that every SaaS founder and indie builder needs to be thinking about.Here's the round-up.

Radu R
Radu R
The AI Model Price War: What Changed in April 2026 and How to Choose the Right Model

Apr 12, 2026

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6 min read

The AI Model Price War: What Changed in April 2026 and How to Choose the Right Model

In April 2026, AI model prices dropped sharply. Here is what indie founders and SaaS builders need to know about Gemini 3.1 Pro, DeepSeek V3.2, Gemma 4, and Claude Sonnet 4.6 — and how to choose the right model for your product.

Radu R
Radu R
I Shipped a Full Feature in 43 Minutes Using Voice Coding — Here's My Stack

Apr 11, 2026

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7 min read

I Shipped a Full Feature in 43 Minutes Using Voice Coding — Here's My Stack

Voice coding tools in 2026 are production-ready for indie builders. Wispr Flow, Bolt.new, Replit, Cursor, Claude Code — verdicts and a practical framework.

Radu R
Radu R
CURSOR VS. COPILOT VS. TRAE IN 2026: AN HONEST COMPARISON FOR INDIE BUILDERS

Apr 10, 2026

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6 min read

CURSOR VS. COPILOT VS. TRAE IN 2026: AN HONEST COMPARISON FOR INDIE BUILDERS

If you've been evaluating AI coding tools for more than a week without committing to one properly, you are doing it wrong.

Radu R
Radu R

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