Blog
Tutorials and behind-the-scenes from AI Growth Kit.
AI Video & Image-to-Video API Pricing Compared (2026)
Per-second text-to-video and image-to-video API rates across Veo 3.1, Kling, Seedance, Wan, Grok Imagine, Hailuo, Gemini Omni Flash and Runway (checked November 2026), start-frame surcharges, and how API costs scale with usage.
Veo 3 & 3.1 Pricing: API Rates and Clip Costs (2026)
What Veo 3.1 and Veo 3.1 Fast actually cost per second via Runway’s API, why Google’s own GA platform won’t sell it pay-as-you-go, realistic retry budgets and credit-pack costs.
How to Edit a Video With an AI Prompt (2026 Guide)
AI video editing in 2026: change, remove or add elements in an existing clip with a text instruction. How it works, ten prompts to try, what it can’t change, and what it costs.
How to Make AI Video for TikTok and Reels (2026 Guide)
A practical guide to making AI video for TikTok, Instagram Reels, and YouTube Shorts: vertical format, hook-first structure, prompt tips, and a fast workflow.
Best AI Image Generators in 2026 (Honest Comparison)
Nano Banana Pro, Nano Banana 2, Seedream 4.5 and GPT Image 2 compared: real resolutions and per-image prices (September 2026), which to pick, and how to prompt.
How to Write AI Video Prompts (With Examples) — 2026 Guide
How to write AI video prompts that work, with copy-paste examples — plus the settings that decide the result: model, length, aspect ratio and stitching.
Is There a Free AI Video Generator? (2026 Honest Answer)
The honest landscape of free AI video generators in 2026 — what "free" really means, where the limits are, and how to generate video without overpaying.
How to Extend a Video With AI (Make Short Clips Longer)
Learn how AI video extension works in 2026: continue a short clip for extra seconds, when it works well, prompt tips, and how it differs from generating from scratch.
AI B-Roll Generator: Create Stock-Style Video Clips From Text
A practical guide to generating B-roll with AI: prompts, shot types, aspect ratios, cost control, and a workflow for YouTube, TikTok, ads, and landing pages.
AI Video Pricing in 2026: Per-Second Costs and App Plans
Per-second AI video prices for Veo 3.1, Seedance, Kling, Runway, Pika and MiniMax, plus what Runway, Pika, Luma and AI Growth Kit actually charge per plan (checked November 2026), and worked cost examples.
Best AI Subtitle Generator in 2026: 6 Tools Compared
Otter, Descript, VEED, Kapwing, Submagic, AI Growth Kit — which AI subtitle generator wins on accuracy, language coverage, formatting control, and price.
Midjourney vs Nano Banana Pro: Which AI Image Model in 2026?
Midjourney vs Nano Banana Pro — aesthetic ceiling vs prompt fidelity, resolution, pricing, and which one fits your workflow.
How to Add Burned-In Subtitles to a Video (AI, 2026)
Auto-generate subtitles with AI, proofread them, then burn them into the video or export an SRT — the full workflow, with FFmpeg commands, formatting rules and real costs.
How to Localize Marketing Videos With AI (2026 Playbook)
Localize ad and brand video into multiple languages with AI — workflow, cultural QC, and real cost compared to traditional dubbing.
Kling 3.0 Review: Hands-On With Kuaishou's AI Video Model (2026)
An honest review of Kling 3.0 — strengths in stylized motion, weaknesses, and how it compares to Seedance and Veo.
AI 4K Upscaling vs Bicubic Upscaling: A Real Quality Test (2026)
Side-by-side: AI video upscaling vs bicubic upscaling. What bicubic interpolation is, where AI wins, where it loses.
AI Product Video Generator: Make Product Ads From Photos (2026)
A practical guide to creating product videos with AI: turn product photos into short ads, write better prompts, choose aspect ratios, and avoid misleading edits.
Best AI Video Generators in 2026 (Honest Comparison)
An honest comparison of the best AI video generators in 2026 — Gemini Omni, Seedance, Veo 3.1, Kling, Runway and more: blind-vote rankings, clip limits, official prices, and which to pick.
Best AI Video Upscalers 2026: 8 Tools, Real Cost per Minute
Topaz Video is now subscription-only ($299/yr). Compared on cost per minute: Resolve Studio ($295 once), free Video2X, TensorPix, Cutout.pro, Pixop, AVCLabs.
What Is Seedance 2.0? And What Changed in Seedance 2.5 (2026)
Seedance 2.0 explained: ByteDance's 4–15 s video-and-audio model, how it ranks, what it costs, where to use it, and what Seedance 2.5 changed.
How to Translate a Video with AI in 2026 (Step-by-Step)
How to translate a video with AI, step by step: choose translated subtitles or a translated video, check every language with a QA checklist, and budget with real per-minute costs.