AI Guides for Builders

How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.

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DSPy GEPA: Auto-Optimize AI Agent Prompts

Use DSPy GEPA to auto-evolve prompts with reflection and beat hand-tuned baselines.

4 min read·Kodetra Technologies

2d ago

Intermediate

Use input guardrails and tripwires to stop bad input before your costly OpenAI agent runs.

4 min read·Kodetra Technologies

3d ago

Intermediate

Fine-tune 7B LLMs on one 24GB GPU with 70% less VRAM

7 min read·Kodetra Technologies

18d ago

Intermediate

Reason + Act loop, tool routing, retries — implement a real agent in 200 lines of Python.

9 min read·Kodetra Technologies

22d ago

Intermediate

Use GRPO to teach a 0.5B model multi-step math reasoning end to end.

9 min read·Kodetra Technologies

25d ago

Beginner

Step-by-step guide to run Google's latest Gemma 4 model locally and build an AI agent with tool-calling and agentic workflows.

4 min read·Kodetra Technologies

Apr 14