Latest · AI Engineering
How to Test Go Code That Calls an LLM
Non-determinism does not have to mean untestable. Wrapping the model behind an interface, faking it in unit tests, golden files for prompt assembly, and the small…
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Practical Go and web development tutorials: concurrency, performance, backend architecture, testing and DevOps — with runnable code examples.
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AI Engineering
Tool Use in Go: Building an Agent Loop You Can Actually Debug
How LLM tool use really works in Go: the agentic loop, the SDK's tool runner, parallel tool calls, bounded concurrency, returning errors as tool results, and the…