Tutorials Intermediate
Claude Code Projects: Retire an API Across 3 Repos
Set up Claude Code's new Projects beta to run coordinated, parallel AI coding threads across repos.
11 min read·Kodetra Technologies
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AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
Opus 5.5 Progress Updates: Stop Silent Agent Turns
Opus 5.5 moved agent narration into thinking blocks. Stream it back with display updates and nudges.
15 min read·Kodetra Technologies
2d ago
Tutorials Advanced
Opus 5.5 Background Compaction: Agents That Never Stall
Summarize long Claude Opus 5.5 sessions in a background thread and swap the result in, no pause.
15 min read·Kodetra Technologies
3d ago
Tutorials Intermediate
Opus 5.5 Upgrade: Fix 4 Breaking Changes Before They 400
Opus 5.5 is 20% cheaper, but old thinking, tool_choice and computer-use code now fails. Fix it.
15 min read·Kodetra Technologies
3d ago
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
Aug 26
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
Tutorials Intermediate
Script Vercel's fx Agent: Headless Runs in CI
Drive Vercel Labs' fx coding agent from scripts with fx ask --json, hard limits, and CI safety.
15 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
Build a Self-Verifying Agent With Grok 4.6 in Python
Grok 4.6 self-verifies during long agent runs. Build a Python coding agent that checks its own work.
9 min read·Kodetra Technologies
Aug 13
Tutorials Intermediate
Muse Code: Async Agents That Survive a Crash
Install Meta's Muse Code, run async agents, and recover long jobs from its crash-safe log.
10 min read·Kodetra Technologies
Aug 13
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
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