Tutorials Intermediate
DeepSeek V4-Flash Tool Loop: A Coding Agent for Cents
Build an autonomous file-editing coding agent on DeepSeek V4-Flash's tool-calling API for pennies.
9 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
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
25d 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
29d ago
Tutorials Intermediate
Claude Web Search Filtering: Cheaper Cited Agents in Python
Build cheap, cited research agents on Claude Sonnet 5 using the web search tool and dynamic filtering.
9 min read·Kodetra Technologies
Jul 3
Tutorials Intermediate
Gemini Embedding 2: Multimodal RAG Over Your Images
Index and search images and text together with Gemini Embedding 2 File Search, no OCR.
9 min read·Kodetra Technologies
Jun 17
Tutorials Intermediate
Kimi K2.7 Code: Build a Multi-File Refactor Agent
Drive Moonshot's open-weight coding model through a real tool-calling loop in Python.
9 min read·Kodetra Technologies
Jun 16
Tutorials Intermediate
Gemini 3.5 Flash: Combine Search, Code & Functions
Mix Google Search, code execution, and custom functions in one Gemini 3.5 Flash request.
10 min read·Kodetra Technologies
Jun 8
Tutorials Intermediate
Agent Harness in Python: Give LLMs Shell and File Access
Build a safe local agent harness with shell, files, approvals, and logs in Python.
10 min read·Kodetra Technologies
Jun 3
Tutorials Intermediate
Antigravity Agent + Vision: Build a Chart-to-PDF Pipeline
Hand Gemini's new managed agent a screenshot. Get back a sandboxed PDF report — code, charts, files included.
11 min read·Kodetra Technologies
May 30
Tutorials Beginner
LangChain Deep Agents: Build Multi-Step AI Agents
Use LangChain Deep Agents to build agents with planning, sub-agents, files, and memory.
2 min read·Kodetra Technologies
Apr 24
Tutorials Beginner
GPT-5.4 Tool Search: Load Only What You Need
Use OpenAI's tool search to dynamically load tools at runtime, cutting token usage by 47% in large tool ecosystems.
4 min read·Kodetra Technologies
Apr 14