Tool Comparison

GigaChat Ultra Thinking: Thinks Longer – Answers Worse?

7 min read

GigaChat Ultra Thinking takes longer to think and uses more compute. It solves management tasks 3.3% worse than the version without reasoning. This is not a bug or a fluke – it’s a pattern documented in academic papers over the past two years.

This week, Sber unveiled GigaChat Ultra – a new flagship model with a reasoning mode (Thinking). The model is available for free via web, mobile apps, and a Telegram bot. We immediately added both variants to our AI model research for managers: ran them through all 32 scenarios using our unified methodology, scored them with both LLM judges, and compared against the other 52 models.

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GigaChat Ultra Thinking: Thinks Longer – Answers Worse?
GLM-5 by Z.ai in 2026: The Chinese Model That Pretends to Be Claude
13 min

GLM-5 by Z.ai in 2026: The Chinese Model That Pretends to Be Claude

On February 6, 2026, an anonymous model called “Pony Alpha” appeared on OpenRouter – free, with zero details about its creators. The AI community immediately set about identifying it. Its coding abilities came remarkably close to Claude Opus 4.5. When asked “who are you?”, the model responded: “I am GLM.” But when prompted to write a web page describing itself – it wrote: “I am Claude, created by Anthropic.”

GigaChat in 2026: Honest Review – Is It Worth Using for Work?
13 min

GigaChat in 2026: Honest Review – Is It Worth Using for Work?

GigaChat is a generative AI model from Sber – Russia’s largest bank and technology conglomerate (comparable to a combination of Chase, Google, and Amazon in the Russian market). GigaChat is built specifically for Russian-language audiences and trained on Russian data, with deep understanding of cultural context, slang, and the nuances of the Russian language. It works without a VPN from Russia and CIS countries.