#Architecture

Articles tagged with "Architecture"

9 articles
ai-agents
July 1, 2026

How We Built a 30-Action AI Agent Platform in 6 Months

The complete architecture of a production AI agent platform: intent classification, graph-based routing, multi-model consensus, and an approval queue. Real numbers from 6 months in production.

Ostap Kovalisko

Founder & AI Systems Architect

11 min read
AI AgentsLLMClaude
ai-agents
June 10, 2026

The Approval Queue Pattern: Human-in-the-Loop for AI Agents

Why fully autonomous AI agents fail in enterprise settings, and how the approval queue pattern — AI proposes, human decides — makes AI adoption possible. Design guide with risk tiers and UI requirements.

Ostap Kovalisko

Founder & AI Systems Architect

8 min read
AI AgentsHuman-in-the-LoopAI Safety
ai-development
March 13, 2026

Real-Time AI Chat: WebSockets vs Polling in Production

We shipped a production AI chat on 5-second SWR polling before touching WebSockets. When polling is the right call, when it stops being enough, and how to migrate.

Ostap Kovalisko

Founder & AI Systems Architect

7 min read
WebSocketsPollingSWR
ai-development
February 15, 2026

LLM Cost Optimization: Small Models for Routing, Big Models for Judgment

Production LLM bills are an architecture problem, not a pricing problem. The tiering, caching, and routing strategies that cut our per-query cost by 90%.

Ostap Kovalisko

Founder & AI Systems Architect

6 min read
LLMCost OptimizationAI Agents
ai-development
January 28, 2026

Building Agents with the Claude API: Routing, Vision, and Tool Use

How we use the Claude model family in production agents: Haiku for sub-200ms routing, Sonnet and Opus for judgment, vision for documents, and tool use for actions.

Ostap Kovalisko

Founder & AI Systems Architect

7 min read
ClaudeAnthropicAI Agents
ai-agents
January 5, 2026

Building Your Own Jarvis: Personal AI Assistant Architecture in 2026

What it actually takes to build a Jarvis-style personal AI assistant in 2026: the four layers, the integrations that matter, and the mistakes that kill v1.

Ostap Kovalisko

Founder & AI Systems Architect

8 min read
Personal AIAI AssistantArchitecture
ai-agents
October 23, 2025

Tool Use and Function Calling: How AI Agents Touch Real Systems

Function calling is easy to demo and hard to productionize. How we design tool layers for AI agents across 9 connected systems: schemas, idempotency, permissions.

Ostap Kovalisko

Founder & AI Systems Architect

8 min read
Function CallingTool UseAI Agents
ai-agents
August 29, 2025

Graph Routing vs Prompt Chains: Building Deterministic AI Agents

Prompt chains are easy to start and impossible to debug. Graph-based routing makes agent behavior deterministic, testable, and safe to change. A comparison.

Ostap Kovalisko

Founder & AI Systems Architect

8 min read
AI AgentsGraph RoutingPrompt Chaining
ai-agents
August 14, 2025

Intent Classification with LLMs: Sub-200ms Routing for AI Agents

How to route user requests to the right AI action in under 200ms using embeddings, confidence tiers, and a small classifier — without burning a full LLM call.

Ostap Kovalisko

Founder & AI Systems Architect

8 min read
Intent ClassificationAI AgentsLLM Routing