Tool Use Cover - Teaching AI to Call External Tools

Tool Use: Teach AI to Make Phone Calls and Get Help When It's Stuck

Claude can’t do math or query databases on its own. But you can teach it to ‘make phone calls’ — give it the numbers for calculators, databases, and other tools, and let it dial when needed.

February 8, 2026 · 11 min · 2142 words · Dream Beast Programming
Prompt Chaining Cover - AI Self-Review Process

Prompt Chaining: Make AI Check Its Own Work and Double Accuracy

Writing requires revision, and so do AI responses. Learn how to use prompt chaining to make Claude self-review and improve, dramatically boosting response accuracy. Like having AI write a draft, check it, polish it, and hand you a perfect final answer.

February 4, 2026 · 6 min · 1256 words · Dream Beast Programming
Codex CLI 0.86.0 Version Update

Codex CLI 0.86.0 Update: Skill Config, Web Search, Sandbox Elevation & More

OpenAI Codex CLI, this terminal tool, received major version updates from 0.80.0 to 0.86.0, including SKILL.toml skill config, web search control, sandbox elevation, and headless login. Let’s see how to make the most of AI programming.

January 16, 2026 · 6 min · 1178 words · Rexai Programming
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