Tutorials Intermediate
Claude Code Agent Teams: Teammates That Message
Enable Claude Code's experimental Agent Teams: peer messaging and a self-claiming shared task list.
12 min read·Kodetra Technologies
4d agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
Code Mode for MCP: Let Claude Write Code to Call Tools
Cut MCP agent context up to 99% by exposing tools as a code API the model calls in code.
9 min read·Kodetra Technologies
4d ago
Tutorials Intermediate
Progressive Skill Loading: 40+ Agent Skills, No Bloat
Build a skill-manifest registry so an AI agent wields dozens of skills without context bloat.
9 min read·Kodetra Technologies
5d ago
Tutorials Intermediate
Agentjacking Defense: Firewall Your AI Agent Tools
Build a Python trust-boundary firewall that stops prompt-injection attacks on your AI coding agent.
10 min read·Kodetra Technologies
6d ago
Tutorials Intermediate
Claude Advisor Tool: Pair Haiku With Opus in Python
Let a cheap executor model consult a stronger advisor mid-task in one Messages API call.
11 min read·Kodetra Technologies
7d ago
Tutorials Intermediate
Fable 5 Prompt Caching: Slash 1M-Token Codebase Costs
Reuse a huge codebase prefix across every Fable 5 call and pay ~90% less.
8 min read·Kodetra Technologies
13d ago
Tutorials Intermediate
Claude Programmatic Tool Calling: Cut Agent Token Costs
Let Claude write code that calls your tools in a loop — 20–40% fewer tokens, same accuracy.
10 min read·Kodetra Technologies
14d ago
Tutorials Intermediate
Fable 5 Effort: Cut Thinking Token Costs in Python
Claude Fable 5 always thinks. Use effort, display and max_tokens to control reasoning cost.
9 min read·Kodetra Technologies
15d ago
Tutorials Intermediate
Claude Agent SDK: Lock Down Tools With Permission Hooks
Stop runaway tool calls and agent spawning using canUseTool, PreToolUse hooks and deny rules.
9 min read·Kodetra Technologies
18d ago
Tutorials Intermediate
Handle Fable 5 Refusals With Fallbacks in Python
Catch Claude Fable 5's stop_reason refusal and auto-retry on Opus 4.8 without breaking production.
10 min read·Kodetra Technologies
18d ago
Tutorials Intermediate
Claude Opus 4.8 Fast Mode: 2.5x Faster Output in Python
Use speed:"fast" on Claude Opus 4.8 for up to 2.5x faster output, with a safe rate-limit fallback.
9 min read·Kodetra Technologies
19d ago
Tutorials Intermediate
Claude Fable 5 in Python: Build a Self-Checking Agent
Build a tool-using agent on Anthropic's Claude Fable 5 that plans, acts, and verifies its own work.
8 min read·Kodetra Technologies
20d agoPage 1 of 3