8 min read
Claude Fable 5 vs Opus 4.8: Is Double the Price Worth It?
Fable 5 costs 10 dollars per million input tokens against 5 for Opus 4.8, output is 50 vs…
The Lab · Written in the open · Tagged AI Tools
Lab.
Working notes from the studio. The tools I build, the workflows I keep, the mistakes I paid for.
184 entries · latest 2026-09-11
8 min read
Claude Fable 5 Is Here: The First Public Mythos-Class Model
Anthropic released Claude Fable 5 on June 9, 2026, the first Mythos-class model anyone can use
10 min read
The 1M Context Window vs Prompt Caching: When to Use Which
1M context costs full price on every query, caching cuts repeated tokens to 1/10
9 min read
What I Run as Cron Jobs in My Claude Stack: 6 Automations
6 cron jobs run my studio publishing pipeline on a 2 EUR/month server
9 min read
Building Multi-Agent Workflows With Claude: A Solo Studio Playbook
Three parallel writer agents drafting at once cut my blog turnaround from 6 hours to 90 minutes
10 min read
5 Claude Code Slash Commands I Built and Use Daily
/publish replaced a 40-line shell script and 6 manual steps
9 min read
Why I Run Claude Code Plugins for Brand Voice Enforcement
A brand-voice plugin catches em-dashes and banned words before publish, not after
9 min read
Opus 4.8 vs Sonnet vs Haiku: How I Route Work in 2026
Which Claude model for which job in 2026, with Opus 4.8's flat price, cheaper Fast mode, and abstention…
9 min read
Opus 4.8 in Practice: A Real Coding Session
A field report from one real agentic coding session on Opus 4.8: where it asked instead of guessing,…
11 min read
Claude Code Hooks I Ship in Every Project: 6 Patterns
Brand-check hook catches forbidden words before they reach a draft
8 min read
Claude Opus 4.8 Is Here: Everything That Changed
Claude Opus 4.8 landed May 28 with a 4x drop in unremarked code bugs, a 3x cheaper Fast…
8 min read
5 MCP Servers I Built This Year and What They Replaced
Built 5 MCP servers in 2026, retired 4 daemons and a Zapier flow