Ivan Magda
Notes on Swift, AI agents, and developer tools.
Featured
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Why my Swift debouncer got 50× faster and what the Swift Runtime has to do with it
A Swift debounce investigation through task reuse, runtime metadata, generic specialization, lock placement, and callback latency.
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Five Things I Learned About Making AI Coding Agents Actually Work
Updated:The biggest gains in AI agent performance come from the system around the model, not the model itself.
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Building a Coding Agent in Swift, Part 0: Bootstrapping the Project
Updated:Setting up a two-target SPM package, strict concurrency, and AsyncHTTPClient — the foundation for a CLI agent that never needs restructuring.
Recent Posts
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Keeping Project Memory Shared Between Claude Code and Codex
How I moved project memory into shared repository files so Claude Code and Codex can read and maintain the same notes.
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Add Native Progress UI to Your Telegram AI Agent
Show tool calls and progress in Telegram with native thinking blocks, animated action icons, and a Stop button.
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An Agent Framework Hiding Inside a Session: Dynamic Profiles in Foundation Models
Dynamic Profiles turn one LanguageModelSession into a declarative agent runtime: per-phase models, history transforms, and two orchestration patterns.
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A Server LLM With No API Keys: Private Cloud Compute in the Foundation Models Framework
Private Cloud Compute gives apps a 32K-context server model with reasoning and no API keys and makes the per-user daily quota a UI design problem.