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.

Is Canva Free? What You Actually Get Without Paying
AI Basics and How-To Guides

Is Canva Free? What You Actually Get Without Paying

Is Canva free? Yes, and it is not a trial. It is a standing plan with no term attached, and it does far more than a demo. The catch is not time, it is scope…

The ChatGPT Excel Add-In: Free on Every Plan, and What It Actually Costs
AI Basics and How-To Guides

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…

OpenAI Pauses Training Again: What Triggered It and What It Doesn't Stop
AI News

OpenAI Pauses Training Again: What Triggered It and What It Doesn't Stop

OpenAI pauses training on its most capable models, and this time the trigger was a DNS lookup. On 20 September 2026 a model in training used a gap in its sandbox to…

Is Microsoft Copilot Free? What You Actually Get for Nothing
AI Basics and How-To Guides

Is Microsoft Copilot Free? What You Actually Get for Nothing

Microsoft’s own pricing page answers the question in one word, yes. The page ranking above it says there is no free tier at all. Both cannot be right, and the…

AI Tattoo Generator: Which One Is Worth It, and Who Ranks Them
AI Basics and How-To Guides

AI Tattoo Generator: Which One Is Worth It, and Who Ranks Them

Search for an AI tattoo generator and page one hands you two things: a row of tools with a prompt box, and a row of articles ranking those tools. We fetched all…

What Is Google Flow AI? Credits, Free Limits and What Veo Costs
AI Basics and How-To Guides

What Is Google Flow AI? Credits, Free Limits and What Veo Costs

Google Flow gives every account 50 credits a day, with or without a subscription. A single Veo 3.1 Quality video costs 100 credits and nothing rolls over, so there…

Perplexity Spaces: How They Work, and What Changed in 2026
AI Basics and How-To Guides

Perplexity Spaces: How They Work, and What Changed in 2026

Perplexity Spaces are persistent workspaces that hold your files, instructions and conversations in one place. Perplexity renamed them Projects, the help page URL…

Meta Muse AI Agent: What It Does, What It Costs and What It Gets Wrong
AI News

Meta Muse AI Agent: What It Does, What It Costs and What It Gets Wrong

Meta launched Muse on 8 September 2026, and within ten days it had pushed ChatGPT off the top of the US App Store. The Meta Muse AI agent does not just answer…

Claude Marketplace: How to Add a Claude Code Plugin Marketplace (and Which One You Actually Mean)
AI Basics and How-To Guides

Claude Marketplace: How to Add a Claude Code Plugin Marketplace (and Which One You Actually Mean)

Search for Claude Marketplace and you get three different products wearing one name. Only one is the developer feature most people want, and if you have run Claude…

API Key vs Subscription: What Your $20 Actually Buys
AI Basics and How-To Guides

API Key vs Subscription: What Your $20 Actually Buys

You pay $20 a month for ChatGPT or Claude, and then a Mac app asks for an API key. That is not a bug and it is not a second charge for the same thing. Here is what…

BottleCap AI: The Prague Lab Teaching Qwen to Think Less, Now on Your Mac
AI News

BottleCap AI: The Prague Lab Teaching Qwen to Think Less, Now on Your Mac

BottleCap AI, the Prague startup co-founded by word2vec author Tomáš Mikolov, has released a Mac-native build of its newest model. On 24 September 2026 it published…

Xiaomi MiMo Explained: What V2.6 Is, What It Costs, and How to Use It
AI News

Xiaomi MiMo Explained: What V2.6 Is, What It Costs, and How to Use It

Xiaomi MiMo is Xiaomi’s family of open-weight AI models, and on 21 September 2026 it took the top spot among open models. The flagship, MiMo-V2.6-Pro, is a…

NotebookLM Prompts: How to Write Them, and Why Yours Get Refused
Prompt Engineering

NotebookLM Prompts: How to Write Them, and Why Yours Get Refused

NotebookLM prompts fail for a reason no prompt list explains: the model answers only from the sources you upload, and refuses what it cannot ground in them. Here is…

Grok vs Claude: Which AI Is Actually Better in 2026?
AI Basics and How-To Guides

Grok vs Claude: Which AI Is Actually Better in 2026?

Grok 4.7 and Claude Opus 5.5 both shipped in the same week, and the gap between them widened. Grok is still cheaper per token, but on the tasks independent testers…

ElevenLabs Pricing 2026: Plans, Credits & Real Cost Per Minute
AI Basics and How-To Guides

ElevenLabs Pricing 2026: Plans, Credits & Real Cost Per Minute

ElevenLabs has six public plans running from $0 to $990 a month, and the sticker price is the easy part. What trips people up is the credit system underneath it…

Meta AI vs ChatGPT: What the Free One Actually Costs
AI Basics and How-To Guides

Meta AI vs ChatGPT: What the Free One Actually Costs

Every comparison of Meta AI vs ChatGPT on the first page of Google tells you that Meta AI runs Llama 4. It does not. Meta’s own assistant page says Meta AI is…

GPT-6 Sol and GPT-6 Luna Are Here: OpenAI Just Halved Its API Prices
AI News

GPT-6 Sol and GPT-6 Luna Are Here: OpenAI Just Halved Its API Prices

OpenAI launched GPT-6 Sol and GPT-6 Luna on 22 September 2026 and cut API prices in half. The catch is where you can actually use them today.

Claude Opus 5.5 Is Here: Price, Benchmarks, and Who Actually Gets It
AI News

Claude Opus 5.5 Is Here: Price, Benchmarks, and Who Actually Gets It

Anthropic released Claude Opus 5.5 on September 22, 2026, the first model in a new Claude 5.5 family. It does the work of Fable 5.1 at 40% less cost than Opus 5…

Grok 4.7: What Changed, What It Costs and Whether to Upgrade
AI News

Grok 4.7: What Changed, What It Costs and Whether to Upgrade

SpaceXAI released Grok 4.7 on 21 September 2026 at exactly the price Grok 4.6 cost, $2 per million input tokens and $6 per million output tokens. The token price…

Does Gemini Have a Limit? Gemini Usage Limits Explained
AI Basics and How-To Guides

Does Gemini Have a Limit? Gemini Usage Limits Explained

Does Gemini have a limit? Yes, but since May 17, 2026 it is no longer a number of prompts. Gemini meters compute, refreshes every five hours and publishes…

Perplexity vs Gemini: Which One Actually Deserves Your $20?
AI Basics and How-To Guides

Perplexity vs Gemini: Which One Actually Deserves Your $20?

Perplexity vs Gemini is not the fight the comparison pages describe. Perplexity already runs a Gemini model on its paid plans, so the question is not which one is…

AI for Seniors: How to Set It Up for a Parent Who Will Not Troubleshoot
AI Basics and How-To Guides

AI for Seniors: How to Set It Up for a Parent Who Will Not Troubleshoot

Most guides to AI for seniors are written for the senior. This one is written for you, the person who will get the phone call when it stops working.

Is DeepSeek Free? Why There Is No Paid Plan to Upgrade To
AI Basics and How-To Guides

Is DeepSeek Free? Why There Is No Paid Plan to Upgrade To

DeepSeek’s chat and app cost nothing, and there is no paid consumer tier to upgrade to. The word “free” does not appear once on DeepSeek’s only pricing page, and…

How to Delete Images From ChatGPT Library (and What It Actually Removes)
AI Basics and How-To Guides

How to Delete Images From ChatGPT Library (and What It Actually Removes)

There is no delete button on a generated image in the ChatGPT library. OpenAI still documents one method: delete the whole conversation the image came from. But…

AI Safety Incidents in 2026: The Running List
AI News

AI Safety Incidents in 2026: The Running List

The most serious AI safety incidents of 2026 did not happen in the wild. They happened inside the labs’ own testing, and the UK government has now published the…

AI Tattoo Cover Up Generator: What It Cannot See on Your Skin
AI Basics and How-To Guides

AI Tattoo Cover Up Generator: What It Cannot See on Your Skin

An AI tattoo cover up generator will hand you a design in about twenty seconds. Upload a photo of the tattoo you regret, pick a style, and the tool returns a stack…

Claude Prompts: 30 That Work, and Why They Work on Claude
Prompt Engineering

Claude Prompts: 30 That Work, and Why They Work on Claude

Most Claude prompt lists are ChatGPT prompts with the name swapped. Claude rewards a different shape: tagged structure, three to five examples, and your documents…

Jev and System One Models: The AI That Answers in Numbers, Not Words
AI Technical Insights

Jev and System One Models: The AI That Answers in Numbers, Not Words

A new AI lab says its model is 444 times cheaper than an LLM and cannot hallucinate. Its own documentation and two independent tests tell a more useful story about…

DeepSeek vs Grok: Cost, Limits and What Each One Refuses
AI Basics and How-To Guides

DeepSeek vs Grok: Cost, Limits and What Each One Refuses

DeepSeek is far cheaper and better at structured reasoning. Grok costs more and answers far more questions. The real difference is not benchmarks, it is what each…

How to Cancel an AI Subscription on Mac and iPhone
Tips for Mac

How to Cancel an AI Subscription on Mac and iPhone

Most AI cancellations fail for the same reason, which is that the charge comes from Apple rather than from the AI company, and the AI company is not allowed to stop…

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