Tutorials Intermediate
Gate Every PR With Claude Code Security Reviews
Wire Anthropic's /security-review and GitHub Action to catch SQLi, XSS and RCE before merge.
8 min read·Kodetra Technologies
YesterdayGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
Qwen3.8-Max Tool Calling: A Python Agent Loop
Build a working tool-calling agent on Alibaba's new Qwen3.8-Max using the OpenAI-compatible API.
9 min read·Kodetra Technologies
3d ago
Tutorials Intermediate
Auto-Route Claude Refusals by Category on Opus 5
Auto-recover from Claude safety refusals on Opus 5 with one line of code: fallbacks='default'.
8 min read·Kodetra Technologies
9d ago
Tutorials Intermediate
Guaranteed JSON From Claude: Structured Outputs in Python
Force Claude to return schema-valid JSON every time, no parsing errors and no retries.
9 min read·Kodetra Technologies
9d ago
Tutorials Advanced
Swap Tools Mid-Chat on Claude Opus 5, Keep the Cache
Add or drop Claude Opus 5 tools between turns without invalidating your prompt cache.
12 min read·Kodetra Technologies
10d ago
Tutorials Intermediate
Opus 5 Effort Router: Auto-Pick Cost vs Capability
Route each task to the right Claude Opus 5 effort level and cut your token bill.
7 min read·Kodetra Technologies
11d ago
Tutorials Intermediate
Live X Search Agent: Real-Time Trend Tracking With Grok
Use Grok 4.5's server-side X Search on the xAI API to build a cited, real-time trend agent.
10 min read·Kodetra Technologies
28d ago
Tutorials Intermediate
Grok 4.5 Tool Loops: Tune Effort and Cache to Cut Cost
Build an agentic Grok 4.5 tool loop in Python: route reasoning_effort and cache to slash cost.
7 min read·Kodetra Technologies
28d ago
Machine Learning Intermediate
SWE-Together: Grade Coding Agents on Multi-Turn Sessions
Build a SWE-Together-style multi-turn coding-agent eval with an LLM user simulator in Python.
10 min read·Kodetra Technologies
Jul 8
Tutorials Intermediate
Context Compaction: Run Claude Agents Past 200K Tokens
Use Anthropic's compact-2026-01-12 beta so long agentic loops survive past the 200K context window.
11 min read·Kodetra Technologies
Jul 6
Tutorials Intermediate
Give Your SDK Agent Filesystem Skills in Python
Load SKILL.md files into a Claude Agent SDK app with setting_sources and the skills option.
8 min read·Kodetra Technologies
Jul 6
Tutorials Intermediate
Claude Task Budgets: Cap Agent Token Spend in Python
Give Claude agents a token countdown so long agentic loops finish gracefully instead of burning your bill.
9 min read·Kodetra Technologies
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