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 agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
Anthropic SDK v1.0: The Silent httpx2 Mock Trap
Upgrade to anthropic>=1 without your respx mocks and OTel traces going quietly blind.
13 min read·Kodetra Technologies
24d ago
Tutorials Advanced
Claude Browser Toolset: Ref Targeting Over Pixels
Wire browser_toolset_20260801 to Playwright: ref targeting, batched turns, halt-on-failure.
15 min read·Kodetra Technologies
Aug 21
Tutorials Intermediate
Claude Skills API Is GA: Ship a Versioned Skill
Upload, version and pin a custom Agent Skill on the Claude API now that /v1/skills is GA.
12 min read·Kodetra Technologies
Aug 20
Machine Learning Advanced
Detect AI Text: Build a SynthID Watermark Scorer
Score any text for Claude-style SynthID watermarks in Python, with real measured g-values.
12 min read·Kodetra Technologies
Aug 20
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
Claude Code Subagents: Build a Parallel Review Fleet
Define custom .claude/agents specialists and fan them out in parallel to review code.
11 min read·Kodetra Technologies
Aug 12
Tutorials Intermediate
Seedance 2.5 in Python: 30-Second AI Video, One Pass
Generate a 30-second AI video with synced audio using ByteDance's Seedance 2.5 API in Python.
8 min read·Kodetra Technologies
Aug 12
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
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
Aug 6
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
Jul 29
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
Jul 29Page 1 of 6