Fello AI Blog

Lenka Vojtechova

Lenka is a content creator and digital marketing specialist with a passion for technology, AI, and storytelling. She combines creativity with a data-driven mindset to craft engaging, meaningful content that connects with readers. With experience across SEO, copywriting, and social media strategy, she helps brands turn complex ideas into clear, relatable messages. When she’s not writing, you’ll find her exploring new AI tools, enjoying a great cup of coffee, or planning her next travel adventure.

ChatGPT Intelligent UI: What It Builds and How to Turn It Off
KI-Grundlagen und Anleitungen

ChatGPT Intelligent UI: What It Builds and How to Turn It Off

ChatGPT Intelligent UI turns answers into charts, maps, forms and small tools you can use in the chat. Here is what it builds, who gets it, how to trigger it, and…

Claude Haiku 5.5: Free in Claude, 75% Cheaper, and When to Pick It Over Sonnet
KI-News

Claude Haiku 5.5: Free in Claude, 75% Cheaper, and When to Pick It Over Sonnet

Anthropic released Claude Haiku 5.5 on October 7, 2026. Every Claude plan can pick it on Claude.ai, including Free, it costs about 75% less to run than Haiku 4.5…

AI Solved Math Problems in 2026: What Is Proven and What Is Only Claimed
KI-News

AI Solved Math Problems in 2026: What Is Proven and What Is Only Claimed

On 6 October 2026 OpenAI published 722 math manuscripts in 372 result families, all produced by an internal model the public cannot use. The repository's own…

ChatGPT Studentenrabatt 2026: 4 Monate ChatGPT Plus kostenlos (nur USA)
KI-Grundlagen und Anleitungen

ChatGPT Studentenrabatt 2026: 4 Monate ChatGPT Plus kostenlos (nur USA)

Ja, es gibt gerade einen ChatGPT Studentenrabatt, aber er ist eng gefasst und läuft bald aus. Verifizierte Studierende an Colleges und Graduate Schools in den USA…

Anthropic IPO: Termin, Bewertung und so kaufst du die Aktie
KI-News

Anthropic IPO: Termin, Bewertung und so kaufst du die Aktie

Anthropic hat noch keinen IPO-Termin. Am 1. Juni 2026 reichte das Unternehmen vertraulich einen S-1-Entwurf ein, und laut Bloomberg könnte der Börsengang schon…

10 Best AI Apps for iPad in 2026 (Ranked, With Prices)
KI-Grundlagen und Anleitungen

10 Best AI Apps for iPad in 2026 (Ranked, With Prices)

Every major AI assistant now ships a full iPad app, so the question is no longer which ones run on iPad. It is which ones earn a window next to your work, which…

AI Voice Scam: How Cloned-Voice Calls Work and How to Stop One
KI-Grundlagen und Anleitungen

AI Voice Scam: How Cloned-Voice Calls Work and How to Stop One

A caller told a California mother a cartel had kidnapped her daughter, then put on her daughter's voice, sobbing. She wired $5,400 before calling her daughter, who…

Nano Banana 2.1: What’s New, What It Costs, and Where to Use It
KI-News

Nano Banana 2.1: What’s New, What It Costs, and Where to Use It

Nano Banana 2.1 is Google's newest image generation and editing model, released on October 6, 2026 as an update to Nano Banana 2. It halves the price of an image in…

Mistral Large 4 (Le Chonk): Specs, Benchmarks, Preis und wann die Gewichte kommen
KI-News

Mistral Large 4 (Le Chonk): Specs, Benchmarks, Preis und wann die Gewichte kommen

Mistral Large 4, Spitzname Le Chonk, ist ein Mixture-of-Experts-Modell mit 1 Billion Parametern, davon 49 Milliarden aktiv. Mistral hat es am 6. Oktober 2026 als…

ChatGBT, Gemeni, Cluade: The Most Misspelled AI Names, Ranked by Searches
KI-Grundlagen und Anleitungen

ChatGBT, Gemeni, Cluade: The Most Misspelled AI Names, Ranked by Searches

ChatGBT is searched more than 1 million times a month in the US, and it is only the start. We ranked the most misspelled AI names, from ChatGPT and Gemini to…

iPad vs MacBook in 2026: Which Should You Buy?
Tipps für den Mac

iPad vs MacBook in 2026: Which Should You Buy?

An iPad with Apple’s keyboard now costs $698 and a MacBook Neo costs $699, so the iPad vs MacBook decision is no longer about price.

Claude Slides: How to Make a Presentation With Claude, Step by Step
KI-Grundlagen und Anleitungen

Claude Slides: How to Make a Presentation With Claude, Step by Step

Claude Slides is the presentation builder Anthropic added to Claude on 16 September 2026. You ask for a deck in a conversation, Claude drafts the slides, and you…

Mac vs Windows in 2026: Which Should You Buy?
Tipps für den Mac

Mac vs Windows in 2026: Which Should You Buy?

Windows still runs on about three in four desktop computers, but the Mac vs Windows decision changed more in 2026 than in any year since Apple silicon arrived.

Qwen Image Generator: Is It Free, Which Model Is It, and Can Your Mac Run It?
KI-Grundlagen und Anleitungen

Qwen Image Generator: Is It Free, Which Model Is It, and Can Your Mac Run It?

Alibaba's Qwen image generator is two models, not one. Qwen-Image-3.0 runs in Qwen Chat and on Alibaba's paid API, and Qwen-Image-2.1, released on 20 September…

Games to Play With ChatGPT: 12 Copy-Paste Prompts (and the Trick That Stops It Cheating)
KI-Grundlagen und Anleitungen

Games to Play With ChatGPT: 12 Copy-Paste Prompts (and the Trick That Stops It Cheating)

Twelve games to play with ChatGPT, each with a prompt you can paste straight in, from Hangman and 20 Questions to a picture puzzle and a Snake game ChatGPT builds…

Perplexity vs Copilot: Which One Should You Actually Use?
KI-Grundlagen und Anleitungen

Perplexity vs Copilot: Which One Should You Actually Use?

Perplexity and Microsoft Copilot both answer questions from the web with citations, and both run models they did not build. The difference is who picks the model…

Claude vs Copilot in 2026: Three Copilots, Three Different Answers
KI-Grundlagen und Anleitungen

Claude vs Copilot in 2026: Three Copilots, Three Different Answers

Search for Claude vs Copilot and you get three different comparisons, because Microsoft uses the Copilot name for three different products. Two of them already let…

Der ultimative ChatGPT-Modellvergleich: GPT-5.0 bis GPT-6.1
KI-News

Der ultimative ChatGPT-Modellvergleich: GPT-5.0 bis GPT-6.1

OpenAI verkauft inzwischen vier GPT-6-Modelle, Astra seit dem 3. September 2026, GPT-6 Sol und GPT-6 Luna seit dem 22. September sowie GPT-6.1 Sol seit dem 29…

Der ultimative Gemini-Modellvergleich: von 2.5 bis Gemini 4 Argon
Technische KI-Einblicke

Der ultimative Gemini-Modellvergleich: von 2.5 bis Gemini 4 Argon

Google führt inzwischen zwei Gemini-Zeitlinien, die sich nicht mehr im Gleichschritt bewegen. Die Flash-Reihe ist bis zu Gemini 3.8 Flash geprescht, gestartet am 2…

ChatGPT Sites: What It Is, Who Gets It, and How to Build One
KI-Grundlagen und Anleitungen

ChatGPT Sites: What It Is, Who Gets It, and How to Build One

ChatGPT Sites turns a chat into a live website with its own link, at no extra charge on Plus, Pro, Business, Enterprise and Edu. It is not on Free or Go, and it has…

Gemini 4 Argon Is Out: Benchmarks, Price, and Who Can Use It
KI-News

Gemini 4 Argon Is Out: Benchmarks, Price, and Who Can Use It

Google announced Gemini 4 Argon on September 30, 2026, its first flagship model since Gemini 3.1 Pro. It leads several benchmarks at an introductory $2 and $10 per…

GPT-6.1 Sol Is Here: Near-Astra Power at a Fifth of the Price, but Not in Chat
KI-News

GPT-6.1 Sol Is Here: Near-Astra Power at a Fifth of the Price, but Not in Chat

OpenAI launched GPT-6.1 Sol at DevDay on 29 September 2026. It keeps GPT-6 Sol's $2 and $10 API prices, claims near-Astra results for a fifth of Astra's price, and…

AI Calorie Counter: Free Chatbot or Paid App, and How Accurate Is Either?
KI-Grundlagen und Anleitungen

AI Calorie Counter: Free Chatbot or Paid App, and How Accurate Is Either?

An AI calorie counter reads a photo of your meal and estimates the calories, but it is not accurate enough to trust meal by meal. In July 2026 an NIH team found…

Claude Docs: How to Use Anthropic's New Document Editor, Step by Step
KI-Grundlagen und Anleitungen

Claude Docs: How to Use Anthropic's New Document Editor, Step by Step

Claude Docs is the document editor Anthropic built into Claude on 16 September 2026. You ask for a doc in a conversation, Claude drafts it on screen, and you and…

OpenAI Dots at DevDay 2026: The $100 Agent and Everything Else OpenAI Announced
KI-News

OpenAI Dots at DevDay 2026: The $100 Agent and Everything Else OpenAI Announced

OpenAI announced dots at DevDay 2026 on 29 September. A dot is an always-on agent inside ChatGPT that runs on GPT-6 Astra, gets its own cloud computer and keeps…

Claude Sonnet 5.5 Is Here: Price, Benchmarks, and the Effort Setting That Decides Your Bill
KI-News

Claude Sonnet 5.5 Is Here: Price, Benchmarks, and the Effort Setting That Decides Your Bill

Anthropic released Claude Sonnet 5.5 on September 28, 2026 at the same $2 and $10 per million tokens as Sonnet 5. It nearly matches Opus 5.5 on several benchmarks…

Canva Alternatives in 2026: The Best Free and Paid Options Tested
KI-Grundlagen und Anleitungen

Canva Alternatives in 2026: The Best Free and Paid Options Tested

The strongest professional alternative to Canva now costs nothing, and Canva owns it. Affinity went free for everyone on 30 October 2025, and it is a full vector…

What Is the Best AI for Designers? Start With What You Already Pay For
KI-Grundlagen und Anleitungen

What Is the Best AI for Designers? Start With What You Already Pay For

Nielsen Norman Group gave a real design job to a batch of AI tools, and the outputs that came closest to human work were the ones handed a detailed spec or an…

Ist Canva kostenlos? Was Sie wirklich ohne Bezahlung bekommen
KI-Grundlagen und Anleitungen

Ist Canva kostenlos? Was Sie wirklich ohne Bezahlung bekommen

Ist Canva kostenlos? Ja, und es ist keine Testversion. Es ist ein dauerhafter Plan ohne Laufzeit, und er leistet weit mehr als eine Demo. Der Haken ist nicht die…

The ChatGPT Excel Add-In: Free on Every Plan, and What It Actually Costs
KI-Grundlagen und Anleitungen

The ChatGPT Excel Add-In: Free on Every Plan, and What It Actually Costs

OpenAI now ships one add-in that puts ChatGPT inside Excel, Word and PowerPoint, and it reaches the free tier. The install takes a minute. The part nobody mentions…

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