A cinematic thumbnail showing a swirling tunnel of large white-framed images—portraits, animals, architecture, nature, sketches, and UI designs—spiraling toward a bright glowing center, with bold text reading “OpenAI’s GPT-Image-1.5 Is Here: What’s New & How It Compares?”.

OpenAI Launched GPT-Image-1.5: Here Is All You Need To Know About This Update

TL;DR: GPT Image 1.5 is OpenAI’s latest flagship image model, offering superior text rendering, precise editing via masks, and up to 4× faster generation. It’s available now in ChatGPT and via the API, with image tokens about 20% cheaper than GPT Image 1 but new token-based billing for internal “reasoning” text. Feature Details Model Name […]

Futuristic illustration of an AI chip glowing at the center of a dark blue interface, connected by neon lines to icons for code, spreadsheets, charts, and documents, with the text “ChatGPT 5.2 Is Here – And It Changes Everything (Again)”.

GPT-5.2 Just Dropped! Features, Pricing, and Release Explained

TL;DR: GPT-5.2 is OpenAI’s latest professional-grade AI model series, released in late 2025. It features massive improvements in coding, “agentic” workflows, and reasoning, available in three variants: Instant, Thinking, and Pro. Metric Details Release Status Released December 11, 2025 (active) Context Window Up to 400k tokens Key Variants Instant, Thinking, Pro Pricing (API) ~$1.75 / […]

Thumbnail showing a glowing AI brain inside a central glass sphere with four colored orbs orbiting it, each containing logos representing GPT-5.1, Gemini 3, Grok 4.1 and Claude 4.5, above the headline text ‘The Best AI in November 2025?’ on a dark blue gradient background.

Nejlepší umělá inteligence listopadu 2025: vs GPT-5.1 vs Grok 4.1 vs Claude 4.5

TL;DR: Listopad 2025 ukončil éru “jednoho chatbota na všechno”: Gemini 3 vede v tvrdém uvažování a generativním uživatelském rozhraní, GPT-5.1 vyvažuje rychlý okamžitý režim s režimem hlubokého myšlení, Grok 4.1 dominuje EQ a zprávám v reálném čase a Claude Sonnet 4.5 je nejbezpečnějším kodérem. Mezitím modely s otevřenou váhou, jako jsou DeepSeek V3, Llama 4 a Qwen3, přinášejí [...]

ChatGPT 5 vs ChatGPT 5.1: A Full Comparison

It feels like ChatGPT 5 just arrived, and now everyone is talking about ChatGPT 5.1. In this ChatGPT 5 vs ChatGPT 5.1 comparison (and GPT-5 vs GPT-5.1 for API users), we’ll walk through what actually changed for everyday users, developers, and businesses, and whether you should switch. The short answer is that 5.1 is a […]

Colorful gradient background with the OpenAI logo and the headline “GPT-5.1 Arrived: Here is What ChatGPT Can Now Do” in bold white and yellow text.

OpenAI just dropped GPT-5.1: faster, smarter, and warmer by design

On Wednesday, November 12, 2025, OpenAI unveiled GPT-5.1, a major mid-cycle upgrade to its flagship ChatGPT models. The update introduces two new variants — GPT-5.1 Instant and GPT-5.1 Thinking — both designed to make conversations faster, smarter, and more natural. According to OpenAI, GPT-5.1 is built to feel “warmer” and more human-like in tone, while also improving instruction-following and reasoning. The Instant model […]

A 16:9 cosmic-themed thumbnail comparing two AI browsers. On the left is the ChatGPT Atlas icon, on the right is the Perplexity Comet icon, separated by a yellow “VS.” Below them, large white and yellow text asks: “What’s the Best AI Browser in November 2025?” The background shows a dark blue space gradient with swirling nebula clouds and scattered stars.

ChatGPT Atlas vs Perplexity Comet: The Best AI Browser for You 

The browser wars are back, but this time, it’s about artificial intelligence. Two new contenders, OpenAI’s ChatGPT Atlas and Perplexity’s Comet, aren’t just for viewing websites. They promise to act on them for you. They can summarize pages, book flights, and manage your email. But they also bring new security risks and work on different […]

A flat, colorful diagram showing the process of creating an AI app. From left to right: a shrugging person icon (representing an idea or problem), the ChatGPT logo (AI assistance), a glowing lightbulb (inspiration and solution), and a web app icon (final product). Below the icons is the bold title text: “Build Your First ChatGPT App! [Beginners Guide]” in black and yellow.

Jak vytvořit první aplikaci ChatGPT: Průvodce pro začátečníky

Měli jste někdy skvělý nápad na aplikaci využívající umělou inteligenci, ale cítili jste se zahlceni technickým žargonem? Nejste sami. Tvorba pomocí výkonných nástrojů, jako je ChatGPT, se může zdát složitá, ale nyní je dostupnější než kdykoli předtím. Ať už chcete vytvořit užitečný nástroj, který by žil uvnitř ChatGPT, nebo vytvořit [...]