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
Kimi K3: Query a Million-Token Repo for Pennies
Point the OpenAI SDK at Moonshot's 2.8T K3, load a whole repo, and cut cost with caching.
8 min read·Kodetra Technologies
21d ago
Tutorials Intermediate
Muse Spark 1.1: Drop-In Agent, Self-Managed Context
Point the OpenAI SDK at Meta's agent model, add tools, let it self-manage a 1M-token context.
10 min read·Kodetra Technologies
21d ago
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
Run LongCat-2.0 in Python: Meituan's Owl Alpha
Meituan's 1.6T open MoE topped OpenRouter as 'Owl Alpha.' Call it in Python with the OpenAI SDK.
8 min read·Kodetra Technologies
Jul 6
Tutorials Intermediate
GitHub Copilot SDK: Build Custom Sub-Agents in Python
Embed Copilot's agent runtime and route work to scoped sub-agents, with runnable Python.
10 min read·Kodetra Technologies
Jun 29
Tutorials Intermediate
Build an LLM Spend Governor: Budget Caps in Python
A runnable Python governor that caps LLM spend per user and auto-downgrades models.
10 min read·Kodetra Technologies
Jun 29
Tutorials Intermediate
LLM Failover in Python: Survive a Model Going Dark
Build a provider-agnostic LLM failover client in Python that survives outages and model removals.
9 min read·Kodetra Technologies
Jun 22
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
Jun 12
Tutorials Intermediate
Build a Realtime Voice Assistant With gpt-realtime-2
Stream audio in and out, add tools, approvals, and handoffs with gpt-realtime-2 in Python.
10 min read·Kodetra Technologies
Jun 8
Tutorials Intermediate
Claude Opus 4.8 Effort Levels: A Hands-On Python Guide
Tune token spend on Opus 4.8 with the effort parameter. Runnable Python, real I/O, real numbers.
7 min read·Kodetra Technologies
Jun 1
Tutorials Intermediate
GLM-4.7 in Python: Build a Cheap Coding Assistant
Use Zhipu's GLM-4.7 through the OpenAI SDK to build a tool-calling coding assistant for pennies.
9 min read·Kodetra Technologies
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