Tutorials Intermediate
Qwen3.8-Flash-Next: Preserved Thinking, Cheaper Agents
Qwen keeps reasoning across every turn by default. Exploit it, or pay for it.
11 min read·Kodetra Technologies
24d agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
GLM-5.3-Flash: Let Your Agent See the UI It Built
Build a render-screenshot-critique loop with GLM-5.3-Flash native vision, for pennies a run.
12 min read·Kodetra Technologies
24d ago
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
Aug 19
Tutorials Intermediate
DeepSeek Harness: Ship Your First dsh Plugin Bundle
Build a custom tool plugin for DeepSeek's new open-source agent harness, then ship it as a bundle.
15 min read·Kodetra Technologies
Aug 18
Tutorials Intermediate
V4-Pro 0813 Just Went GA: A Multi-Step DeepSeek Agent
Build a tool-using DeepSeek V4-Pro agent with effort escalation, on the day it hit GA.
9 min read·Kodetra Technologies
Aug 13
Tutorials Intermediate
Drop-In Claude Swap: DeepSeek via the Anthropic SDK
Run your Claude Messages API code on DeepSeek V4-Pro by changing one base URL.
9 min read·Kodetra Technologies
Aug 10
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
Aug 5
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
Aug 4
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
Aug 4
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
Jul 22
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
DeepSeek V4 Pro: Cheap 1M-Token Context in Python
Use DeepSeek V4 Pro's auto KV cache to run huge-context jobs for cents.
8 min read·Kodetra Technologies
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