Tutorials Intermediate
TanStack AI 1.0: Approval-Gated Agents in Plain Node
TanStack AI hit 1.0. Build an agent whose refund tool pauses for approval, edits and denials.
12 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
Agent Skills Go Open: Write One That Runs Anywhere
Anthropic gave Agent Skills to the Agentic AI Foundation. Build, lint and load a portable skill.
9 min read·Kodetra Technologies
Today
Tutorials Intermediate
DeepSeek Flash-1017: Benchmark Cost per Solved Task
Measure what DeepSeek V4.1-Flash-1017 really costs per solved task at each reasoning effort.
12 min read·Kodetra Technologies
Yesterday
Tutorials Intermediate
GitSpawn: Scan Untrusted Repos Before Your AI Agent Does
A repo's .git/config can run code the moment a coding agent calls git. Build a preflight scanner.
11 min read·Kodetra Technologies
9d ago
Tutorials Intermediate
Preserved Thinking: Build a Prefix-Drift Guard in Python
Claude now 400s agents that edit history. Catch the edit before the API does.
13 min read·Kodetra Technologies
10d ago
Tutorials Intermediate
Muse Wonder 1.0: Build a Cited Research Agent in Python
Meta's new Muse Wonder API: web-search citations, a cost meter and an audit pass.
11 min read·Kodetra Technologies
10d ago
Tutorials Intermediate
Agent Tool Broker: Identity, Audit Log, Kill Switch
Build an out-of-model tool broker in Python: per-agent identity, scoped policy, tamper-evident logs.
10 min read·Kodetra Technologies
11d ago
Tutorials Intermediate
Blocked Is an Alert: Egress Gates for Claude Agents
Build a Python egress gate that stops the four workarounds Anthropic saw Claude use on live sites.
12 min read·Kodetra Technologies
11d ago
Tutorials Advanced
Poppy Protocol: Build a Personal Agent Client
Meta and Sierra's draft agent standard, in Python: discovery, DPoP sessions, and replay tests.
13 min read·Kodetra Technologies
13d ago
Machine Learning Intermediate
textGrain Watermark: Build and Break One in Python
Build a toy keyed text watermark like OpenAI's textGrain, then measure how edits break it.
12 min read·Kodetra Technologies
14d ago
Tutorials Intermediate
OpenAI Decisions API: Calibrate Thresholds on Labeled Data
Use /v1/decisions as a $0.10 guardrail, then sweep thresholds and escalate only the unsure band.
11 min read·Kodetra Technologies
14d ago
Tutorials Intermediate
Nano Banana 2.1: Product Shots With Edit Chains in Python
Half-price image gen: build a hero-plus-variants pipeline with a budget guard.
8 min read·Kodetra Technologies
15d agoPage 1 of 18