◉CLAUDE LABJP
●MODEL — Claude Fable 5.1 and Claude Mythos 5.1 landed on September 1. They are the same underlying model; only the strength of the safeguards differs●PRICING — Per-token rates hold at $10/$50 per MTok. What changed is cache reads, cut 75% to $0.25 per MTok●COST — How much that saves depends on your workload: roughly 25% for typical use, up to about 45% for context-heavy agentic work. Worth measuring your own split before quoting a number●BENCH — Terminal-Bench-Science 0.1 climbs from 24.7% on Fable 5 to 52.6%. Anthropic also states a standard error of 3.5-4.5 points, which is worth remembering before reading small gaps as real●SAFEGUARDS — Sharper cyber safeguards cut interventions in Claude Code sessions by roughly 60% on average. Finding vulnerabilities is now allowed; developing exploits still is not●API — New API accounts created from today can no longer edit prior context while preserving Claude's thinking transcript. It is an anti-distillation measure, and existing accounts are unaffected for now●MODEL — Claude Fable 5.1 and Claude Mythos 5.1 landed on September 1. They are the same underlying model; only the strength of the safeguards differs●PRICING — Per-token rates hold at $10/$50 per MTok. What changed is cache reads, cut 75% to $0.25 per MTok●COST — How much that saves depends on your workload: roughly 25% for typical use, up to about 45% for context-heavy agentic work. Worth measuring your own split before quoting a number●BENCH — Terminal-Bench-Science 0.1 climbs from 24.7% on Fable 5 to 52.6%. Anthropic also states a standard error of 3.5-4.5 points, which is worth remembering before reading small gaps as real●SAFEGUARDS — Sharper cyber safeguards cut interventions in Claude Code sessions by roughly 60% on average. Finding vulnerabilities is now allowed; developing exploits still is not●API — New API accounts created from today can no longer edit prior context while preserving Claude's thinking transcript. It is an anti-distillation measure, and existing accounts are unaffected for now
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⟐ Claude Code/2026-04-19Advanced

Claude Code × Cursor × Devin Desktop (formerly Windsurf): A Practical Hybrid Development Setup

How to route work across Claude Code, Cursor, and Devin Desktop (formerly Windsurf) — and sync rules into the directory format, measured over five consecutive runs.

⟐ Claude Code/2026-04-13Intermediate

Claude Code Tool Permissions: Custom Allow/Deny Policies

Learn how to control Claude Code tool permissions with allowedTools, disallowedTools, and settings.json. Includes project-specific permission patterns for frontend, backend, and read-only review scenarios.

⟐ Claude Code/2026-04-10Intermediate

Running Claude Code and GitHub Copilot Together — Different Philosophies, Practical Division of Labor

Claude Code and GitHub Copilot are built on different philosophies, and their strengths barely overlap. Here is how their limits compare across real implementation scenarios, and how to run both in one workflow.

⟐ Claude Code/2026-04-02Intermediate

Claude Code's PowerShell Tool — Native Windows, No WSL

The one setting that actually enables the Claude Code PowerShell tool, why auto mode's new default leaves Windows users still approving prompts, and what August's three permission changes left standing. With WSL2 trade-offs and unattended-run safety gates.