Tutorials Intermediate
OpenAI Ultrafast: Pay 6x Only When Latency Matters
A Python router that buys Ultrafast speed only where users wait, with fallback and cost tracking.
9 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
GPT-6.1 Sol Computer Use: Build a Browser Agent
Drive a real browser with GPT-6.1 Sol's batched computer tool, with guardrails.
8 min read·Kodetra Technologies
Today
Tutorials Intermediate
Ember-1: A/B Test Its 40% Token Savings in Python
Fireworks' Ember-1 claims 40% fewer tokens than Kimi K3. Build a harness to verify it.
8 min read·Kodetra Technologies
Yesterday
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 Intermediate
A2A 1.0: Sign and Verify Agent Cards Before Delegating
Publish a JWS-signed A2A v1.0 Agent Card in Python and refuse any card you cannot verify.
11 min read·Kodetra Technologies
Aug 21
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
Agent Plugins 1.0: One Bundle, Six AI Clients
Package your Agent Skills and MCP servers into one portable plugin that runs across six AI clients.
11 min read·Kodetra Technologies
Aug 11
Tutorials Intermediate
Muse Spark 1.1: Drop-In Agent, Self-Managed Context
Point the OpenAI SDK at Meta's agent model, add tools, let it self-manage a 1M-token context.
10 min read·Kodetra Technologies
Jul 17
Machine Learning Intermediate
Run Bonsai 27B on Your Phone: 1-Bit Local AI
Run the first 27B-class model on a phone: MLX, llama.cpp, tool calls, and the memory math.
10 min read·Kodetra Technologies
Jul 16
Tutorials Intermediate
Run LongCat-2.0 in Python: Meituan's Owl Alpha
Meituan's 1.6T open MoE topped OpenRouter as 'Owl Alpha.' Call it in Python with the OpenAI SDK.
8 min read·Kodetra Technologies
Jul 6
Tutorials Intermediate
Grok Imagine 1.5: Animate a Photo via the xAI API
Turn a still image into a 720p video with native audio using xAI's Grok Imagine 1.5 in Python.
8 min read·Kodetra Technologies
Jun 20
Tutorials Intermediate
Gemini 3.1 Pro: Tune Reasoning, Vision and Cost in Python
Control thinking_level, media_resolution and thought signatures in the Gemini 3.1 Pro API.
9 min read·Kodetra Technologies
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