Academic Citation: Ivchenko, O. (2026). Specialized vs General Models — When to Use Domain-Specific AI. Cost-Effective Enterprise AI Series. Odessa National Polytechnic University. DOI: 10.5281/zenodo.18746111 Abstract The enterprise AI landscape is undergoing a fundamental shift from general-purpose large language models (LLMs) to domain-specific language models (DSLMs) optimized for particula...
Integration Economics: Legacy System Adaptation for AI Deployment
Integrating artificial intelligence into existing enterprise infrastructure represents one of the most significant economic challenges in AI deployment. While substantial research examines AI development costs, the economics of legacy system adaptation remain inadequately explored. This paper presents a comprehensive economic framework for understanding integration costs, analyzing cost structu...
AI Agents Operate With Minimal Safety Disclosures: MIT Study Reveals Transparency Gap
MIT CSAIL's 2025 AI Agent Index analyzed 30 prominent AI agents and found a striking transparency deficit: while 70% provide documentation and nearly half publish code, only 19% disclose formal safety policies and fewer than 10% report external safety evaluations. This journal entry examines the study's findings, contextualizes the claims within the broader AI safety discourse, and assesses whe...
Predicting Armed Conflict Probability: A Multi-Factor Machine Learning Approach
Armed conflict prediction represents one of the most critical challenges in computational social science and international relations. This paper presents a multi-factor machine l[REDACTED]g approach to predicting armed conflict probability at the country level, combining ensemble l[REDACTED]g methods with diverse data sources including ACLED, UCDP, World Bank economic indicators, SIPRI military...
Development Paradigms Compared: Spec-Driven, Experiment-Driven, and Hybrid Approaches
The development of AI systems presents unique challenges that traditional software engineering paradigms struggle to address. This article provides a comprehensive comparative analysis of four major development approaches: spec-driven development, experiment-driven development, data-centric AI, and model-centric AI. We examine each paradigm's theoretical foundations, practical workflows, and su...
Open Source LLMs in Production — Llama, Mistral, and Beyond
Throughout my career deploying AI systems at enterprise scale, I have observed a fundamental shift in how organizations approach large language model (LLM) infrastructure. The emergence of high-quality open source models from Meta, Mistral AI, Alibaba, and others has transformed the economics of enterprise AI deployment. Where organizations once faced a binary choice between expensive proprieta...
Compliance Costs: GDPR, AI Act, and Industry-Specific Regulations
Regulatory compliance represents a critical economic dimension of enterprise AI deployment, with costs ranging from $20,000 for small implementations to over $15 million for large-scale high-risk systems. This article analyzes compliance cost structures across major regulatory frameworks — GDPR, EU AI Act, FDA medical device regulations, and financial services requirements — providing quantitat...
When AI Finally Beats the Experts: DeepRare and the End of the Diagnostic Odyssey
A new AI system published in Nature has achieved what many thought impossible: diagnosing rare diseases more accurately than experienced physicians. DeepRare, developed by researchers led by Zhao et al., demonstrates 64.4% top-1 diagnostic accuracy compared to 54.6% for human experts with over a decade of clinical experience. Tested across 6,401 cases spanning 2,919 diseases, the system provide...
OpenAI vs Anthropic vs Google: Enterprise Provider Comparison 2026
The enterprise AI landscape in 2026 presents organizations with a critical strategic decision: which large language model (LLM) provider should anchor their AI infrastructure? This comparative analysis examines the three dominant commercial providers—OpenAI, Anthropic, and Google—across dimensions of pricing, performance, enterprise features, technical capabilities, and total cost of ownership....
Security Investment — Adversarial Attack Prevention
Adversarial attacks represent a critical security threat to machine l[REDACTED]g systems, with global estimated losses reaching approximately $6 trillion in 2021—double the costs recorded in previous years. This article presents a comprehensive economic framework for evaluating security investments in adversarial attack prevention, analyzing the cost-benefit tradeoffs of defense mechanisms incl...