Tutorials Intermediate
Migrate to Gemini 3.7 Flash: The minimal Thinking Trap
Preflight your configs for gemini-3.7-flash: 5 breaking changes, a validator, real cost math.
12 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
Gemini Spark Agents: One API Call, One Cloud Sandbox
The Managed Agents API behind Gemini Spark: build a persistent cloud agent in Python.
9 min read·Kodetra Technologies
14d ago
Tutorials Intermediate
DeepSeek V4-Flash KV Cache: Cut Input Costs 50x
Structure prompts so DeepSeek's disk cache hits, and pay ~50x less on repeated input tokens.
9 min read·Kodetra Technologies
14d ago
Tutorials Intermediate
DeepSeek V4-Flash: Fix the reasoning_content 400 Trap
Build a thinking-mode tool-calling agent on DeepSeek V4-Flash-0731 without the 400 error.
10 min read·Kodetra Technologies
15d ago
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
16d ago
Tutorials Intermediate
Gemini 3.6 Flash: Cut Agent Tokens With thinking_level
Build a token-thrifty tool-calling agent on Gemini 3.6 Flash using the new thinking_level control.
10 min read·Kodetra Technologies
29d ago
Tutorials Intermediate
Gemini 3.5 Pro: Feed a 2M-Token Codebase in One Call
Load a whole repo into Gemini 3.5 Pro's 2M context, query it without RAG, and cache to cut cost.
8 min read·Kodetra Technologies
Jul 1
Tutorials Intermediate
Stream Gemini Thinking: Build a Show-Your-Work CLI
Stream Gemini's thought summaries live, control reasoning effort, and track thinking-token cost.
8 min read·Kodetra Technologies
Jun 27
Tutorials Intermediate
Gemini Computer Use: Automate a Browser in Python
Build a browser-control agent with Gemini 3.5 Flash's new computer_use tool and Playwright.
9 min read·Kodetra Technologies
Jun 26
Tutorials Intermediate
Gemini Thought Summaries: Audit Deep Think Reasoning
Surface, stream, and log Gemini 2.5 Pro Deep Think's reasoning chain with thought summaries.
10 min read·Kodetra Technologies
Jun 26
Tutorials Intermediate
Run Nemotron 3 Nano: Efficient Open Coding Agent
Build a frugal tool-calling coding agent on NVIDIA's open Nemotron 3 Nano via OpenRouter in Python.
10 min read·Kodetra Technologies
Jun 24
Tutorials Intermediate
Nemotron 3 Ultra: Build a 550B Tool-Use Agent
Wire NVIDIA's open 550B MoE into a Python tool-calling loop for long-running agents.
10 min read·Kodetra Technologies
Jun 23Page 1 of 3