Tutorials Intermediate
GPT-6 Astra: Change Reasoning Effort Without Losing Cache
Use configuration_update to raise or lower Astra's reasoning effort mid-chat and keep cache hits.
11 min read·Kodetra Technologies
12d agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
OpenViking: Agent Memory You Can ls and grep
Build browsable, self-evolving agent memory with OpenViking's viking:// filesystem in Python.
11 min read·Kodetra Technologies
18d ago
Tutorials Intermediate
Grok 4.6 Agents: Dodge the 200K Price Cliff
Keep long-running Grok 4.6 agents cheap: cache keys, token budgets, and the 200K cliff.
10 min read·Kodetra Technologies
Aug 14
Tutorials Intermediate
MRTR: Human-in-the-Loop MCP Tools Over Stateless HTTP
Pause an MCP tool mid-call to confirm with the user, on the new stateless 2026-07-28 protocol.
10 min read·Kodetra Technologies
Aug 11
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
MCP Apps: Ship Interactive UI From Your MCP Server
Use the new MCP Apps extension to return interactive widgets from a tool call, rendered in chat.
10 min read·Kodetra Technologies
Jul 29
Tutorials Intermediate
MCP Tasks: Long-Running Tool Calls Without Timeouts
Build an async MCP tool that returns a durable task handle and poll it to completion in Python.
9 min read·Kodetra Technologies
Jul 28
Tutorials Advanced
Swap Tools Mid-Chat on Claude Opus 5, Keep the Cache
Add or drop Claude Opus 5 tools between turns without invalidating your prompt cache.
12 min read·Kodetra Technologies
Jul 28
Tutorials Intermediate
Kimi K3: Query a Million-Token Repo for Pennies
Point the OpenAI SDK at Moonshot's 2.8T K3, load a whole repo, and cut cost with caching.
8 min read·Kodetra Technologies
Jul 17
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
Tutorials Intermediate
GPT-5.6 Persisted Reasoning: Reuse Thinking Across Turns
Use reasoning.context to reuse GPT-5.6's chain of thought across turns and cut redundant tokens.
9 min read·Kodetra Technologies
Jul 16
Machine Learning Intermediate
TabFM: Zero-Shot Table Predictions That Beat XGBoost
Run Google's TabFM on real tabular data. No tuning, no feature engineering, one forward pass.
10 min read·Kodetra Technologies
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