How Codex Cloud Environments Work: Setup, VMs, Limits
Codex cloud environments, new at DevDay 2026: how setup and publishing work, what each task VM gets, how secrets and network access work, and what is missing.
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Independent analysis of the systems, prices and markets behind artificial intelligence.
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Is OpenAI Ultrafast Worth It? The $53-an-Hour Test
OpenAI Ultrafast runs GPT-6 Astra up to 8x faster at 6x the price. On a standard coding loop it pays off only if waiting costs you more than about $53 an hour.
OpenAI DevDay 2026: Every Announcement and What It Costs
Everything OpenAI announced at DevDay 2026 on September 29: Dots, GPT-6.1 Sol, Ultrafast, Pro 500 and the Agents API, with the price and status of each.
What's New in Codex After OpenAI DevDay 2026
Every Codex change from OpenAI DevDay 2026: Cloud environments, the voice CLI and /agents, code review, Remote, Linux, Ultrafast and Security, with prices.
Anthropic IPO Prospectus: How Much It Spends on Compute
Anthropic's IPO prospectus shows $7.33B spent on compute in 2025 and $518B in obligations ahead, 113 times its revenue. Here is who it is owed to.
Claude Sonnet 5.5: Pricing, Benchmarks, Cost
Claude Sonnet 5.5 keeps the $2/$10 Sonnet 5 price, and an October cache cut made it cheaper per task than Opus 5.5 even at max effort. The numbers by effort.
Muse Spark 1.3 Max vs xhigh: Is Max Worth It?
Muse Spark 1.3 max reasoning opened to every developer on September 4 at the same price. It scores 3 points more for 17% more per task. When it pays.
Claude Opus 5.5 Motion Graphics: Best Tools, Free and Paid
Opus 5.5 writes the code, a render engine makes the video. Ten open-source tools, five paid ones, and two free defaults that are not open source.
OpenAI Pauses Training: The Agent Harness Gaps Behind It
OpenAI paused training after agents overreached on US government sites and reached the internet through DNS. The four harness gaps behind it, and the fixes.
Claude Code TDD: How Failing Tests Steer the Agent
How failing tests steer Claude Code in a startup monorepo: tests you watch fail first, a policy on which to write, and checks that catch fake passes.
GEO and AEO Tactics in 2026: Which Ones Actually Work
Thirteen popular GEO and AEO tactics graded against Google guidance, controlled tests and 2026 research. Four fail, and one crawl gate matters most.
Claude Code Harness Example: A Full-Stack Monorepo Setup
A working Claude Code harness from a startup monorepo: blocking hooks, skills that open and answer pull requests, a CLAUDE.md byte budget, and what broke.
How to Fix AI Slop in Web Design, Tell by Tell
AI-built frontends fall into two waves of defaults: purple gradients, then cream and terracotta. Each tell, mapped to the free skill or rule that fixes it.
Stop Slop vs Humanizer: Which Claude Skill to Install
stop-slop bans passive voice, adverbs and triads outright. Humanizer weighs 25 tells and guards your facts. Which one fits drafting and which fits editing.
GitHub Codespaces vs Building a PC: 2026 Cost Math
Low, mid and high-end dev PCs priced against GitHub Codespaces in 2026, with real billed hours, seven developer setups, and when renting still wins.
Jev Use Cases: What 562 Demos Built, and What Shipped
562 community Jev demos, labeled by Jev: classifiers and agents became real products, games only earned views. 39 examples with reported cost and speed.
Meta VR Glasses vs Quest 3: Compute and Price
Meta VR Glasses cost $1,299.99, about 2.2x a Quest 3. The chip, RAM and per-dollar math, and what the premium buys in weight and pixels.
Claude Opus 5.5: Pricing, Benchmarks, Cost
Claude Opus 5.5 lists $4 and $20 per million tokens, 20 percent under Opus 5. Anthropic claims 40 percent cheaper to run. Here is the missing half.
GitHub Codespaces vs Buying a Laptop: 2026 Cost Math
Laptop RAM costs soared in 2026. Here is the full GitHub Codespaces cost math by hours per month, the 30-hour breakeven, and when buying still wins.
GPT-6 Sol and Luna: Pricing and Benchmarks
GPT-6 Sol and Luna halve OpenAI prices to $2/$10 and $0.10/$0.50. Sol lands on exactly the Claude Sonnet 5 rate card and outscores it at every effort level.
WebMCP Token Savings: Which Numbers Are Real
The 89 percent saving claim has no source. The 67.6 percent is about a different thing with the same name. Here is what the real test data shows.
Best Open-Source AI Video Tools in 2026
Remotion is not open source and costs $25 per seat above three people. Compare 8 open-source AI video renderers on license, cost and upkeep.
AMD 10% Price Hike in Q4 2026: What to Buy Now
AMD may raise GPU, chipset, and possibly CPU prices 10% in Q4 on TSMC wafer costs. What is rumor vs confirmed, and what to buy before it lands.
Google Is Paying Publishers for AI Answers
Google now pays publishers when content shapes Gemini and AI Overviews. How the Search Console pilot works, why payouts look tiny, and what to do.