Notes from the GO AI team
We ship GPT-5, Gemini, Grok 4, and DeepSeek in one iOS app — and use them all day, every day. These are our hands-on guides, honest comparisons, and things we learned building AI apps.
AI video generation
The Best AI Video Generator Apps for iPhone in 2026 — Tested
What actually works on a phone: multi-model apps, provider apps, and social-first tools compared by people who generate clips daily.
How to Generate an AI Video on iPhone in Under a Minute
Step-by-step: from a one-line description or a photo to a shareable 15-second clip, plus the prompt patterns that produce good motion.
Generating Video with Grok: a Hands-On Guide
Where Grok's video model fits, how to prompt it so the motion works, and the failure modes worth knowing before you burn a generation.
AI models, compared
Grok 4 vs GPT-5: We Use Both Every Day — Here's When Each Wins
No benchmark theater. Where each model is the right pick for writing, coding, news, voice, and media — from daily side-by-side use.
Which AI Model for Which Task? A Practical Cheat Sheet
GPT-5, Gemini, Grok 4, Claude, DeepSeek, or Kimi — one table that tells you which to pick for the thing you're doing right now.
Why Pay for 6 AI Subscriptions? Multi-Model Apps Explained
The real trade-offs of aggregator apps — cost, mid-thread switching, and the feature lag nobody mentions. Including when you should subscribe direct instead.
GPT-5 vs Gemini: Strengths by Task
GPT-5 holds structure and instructions; Gemini swallows long documents whole. A task-by-task split from running both every day.
Image generation
Guides & explainers
Custom System Prompts: Make Any Model Act Like Your Assistant
The anatomy of a good system prompt, six copy-paste templates, and the mistakes that quietly ruin your results.
What Is MCP? Model Context Protocol in Plain English
Why every AI assistant suddenly speaks the same tool language, how it works under the hood, and where GO AI fits in.
Nutrition & calories
Can AI Count Calories from a Photo? How It Works and Where It's Wrong
What photo estimation really does, the four things that break it, and how to shoot a meal so the answer comes back closer.
Calorie Deficit, Explained Like a Human
What a deficit really is, why the scale lies for days at a time, how big it should be, and the four reasons people think theirs isn't working.
10 Breakfasts Under 400 Calories, Ready in 15 Minutes
Ten that actually hold until lunch, built on protein rather than cereal — plus the three things that quietly turn a light breakfast heavy.
12 High-Protein Dinners Under 500 Calories
Twelve dinners built on the same four-part template, so you can improvise the thirteenth. With honest estimates and the two things that blow the budget.
Turn Any YouTube Cooking Video into a Recipe with Macros
Cooking videos are a terrible format to actually cook from. How to pull out ingredients, steps and nutrition — and what the extraction misses.
Plant care
How Plant ID by Photo Works — and When It Fails
What an identifier is really matching on, the photos that make it reliable, and the plants where a confident answer still deserves a second look.
Yellow Leaves: the Decision Tree (Water, Light, Roots, or Age)
Which leaves, where on the plant, and how fast. Three questions that separate overwatering from light, nutrients, root problems, and ordinary ageing.
Brown Tips vs Brown Edges vs Brown Spots — Different Problems
Three patterns, three causes, three fixes. Where the brown appears and whether it's crispy or soft tells you almost everything.
15 Genuinely Pet-Safe Houseplants (ASPCA-Listed)
Fifteen the ASPCA lists as non-toxic to cats and dogs, why most popular houseplants aren't, and how to check any plant yourself in thirty seconds.
Pothos Care: Why Yours Is Leggy and How to Fix It
It survives almost anything, which is why so many look terrible. The pruning habit that makes it full instead of stringy — and the pet-safety answer.
Snake Plant Care: the One You Can Actually Neglect
Nearly unkillable in one direction and easy to kill in the other. What it really wants, how little water, and the honest pet-safety answer.
AI music
Describe a Song, Hear It Back: Text-to-Song in Practice
What one sentence has to contain, which controls to leave on Auto, and why the first result is rarely the one you keep.
The Gift Nobody Else Gives: Personalised Songs for Any Occasion
Why a custom song lands harder than a card, which occasions suit it, and how to present it so it reads as thoughtful rather than as a gimmick.
A Song Sung in Your Own Voice: How In-App Voice Recording Works
Record once, and songs come back in your voice. How to get a clean recording, what it changes — and why this is scoped to your voice only.
Knowledge & research
What Is RAG? Source-Grounded AI Explained
Retrieval-augmented generation without the jargon: the four steps it runs, what it fixes, and the three ways it still fails.
Turn YouTube Videos into a Searchable Knowledge Base
Video is the worst format to look things up in. How to make a channel, course, or conference playlist queryable — and what transcripts get wrong.
Comparisons
Cal AI Alternatives: Six Options Compared, Ours Included
Photo-first, database-first, or not tracking at all. Six options matched to why people actually leave.
Cal AI vs GO AI Calorie: Two Photo-First Trackers Compared
The cleanest comparison in the category — both are photo-first. What separates them is what happens after the photo.
ChatOn Alternatives: Six Options Compared, Ours Included
Why people switch, six real options — rival multi-model apps and the official single-model apps — and which fits which use case. Ours is in here, labelled.
ChatOn vs GO AI Chat: Which Multi-Model App Fits You
Two apps doing the same headline thing. Where ChatOn is the better pick, where we are, and the two differences that actually decide it.
MyFitnessPal Alternatives: Six Options Compared, Ours Included
Why people leave, six options, and the thing most alternatives pages hide: what you actually give up when you go.
NotebookLM vs Neurobase: Which Fits Your Research
Both are source-grounded with citations. The differences are platform, source types, chained operations, and whether the result is something you can hand over.
Nova AI Alternatives: Six Options, Honestly Compared
Why people switch, and six options including two we don't sell. Match the option to your actual reason for leaving.
Nova AI vs GO AI Chat: An Honest Comparison
Same category, same headline promise. Where Nova is the better pick, where we are, and the questions that actually settle it.
PictureThis Alternatives: Six Options Compared, Ours Included
Identification, care, or diagnosis — they're different jobs. Six options matched to which one you actually have.
Suno Alternatives on iPhone: Six Options Compared, Ours Included
Studio tool or moment-maker? They're different jobs. Six options matched to which one you actually have.