Kling 4.0 AI vs Flux3Max.io

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Kling 4.0 AI compared with Flux3Max.io
Detail	Kling 4.0 AI	Flux3Max.io
What it does	AI video generator for text-to-video and image-to-video creation	AI video generator that creates 5-20 second videos with sound from text, photos, or keyframes
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	US
Pricing model	Freemium	Paid
Pricing	Pay as you go or subscription plans. Starter: $9.9/month ($119/year, 800 credits/month, cost per 100 credits $1.24). Premium: $19.9/month ($239/year, 2,000 credits/month, cost per 100 credits $1.00). Advanced: $49.9/month ($599/year, 6,000 credits/month, cost per 100 credits $0.83). All subscription	Pay per second with one-time credit packs: Starter $9.90 (1,000 credits, ~5 clips at 720p), Basic $19.90 (2,100 credits, ~11 clips), Plus $39.90 (4,400 credits, ~24 clips), Pro $79.90 (9,200 credits, ~51 clips), Studio $149.90 (18,000 credits, ~100 clips). A 5-second 720p video costs 180 credits; 10
Key features	30-second native video generation in one continuous clip Up to 10 keyframes for precise shot control Up to 15 multimodal references in a single generation Stereo audio and accurate lip-sync Stable large-scale camera motion Precise video editing with subject and background control Creative remake from reference videos 8,000-token prompt understanding Multiple language and accent support Commercial use license on subscription plans	Text-to-video generation Image-to-video with optional last frame Up to 10 keyframes per video Generated audio synthesis 5-20 second video length 720p and 1080p resolution Multiple aspect ratios Fast generation under one minute No subscription, pay-per-second pricing Failed videos are free
What makes it different	Generates 30-second continuous native video instead of stitched short clips for coherent long-form storytelling Combines multiple image and video references with subjects in a single generation to maintain consistency with fewer retries Uses 8,000-token prompts with director-style shot decisions to turn detailed scripts into complete stories Faster Kling 4.0 Flash variant for high-volume creation with lower cost per video	Speeds up video generation to 12 seconds for a 10-second 720p clip Keyframes mode for precise story control Sound generation included with video No subscription or credit expiration Free first clip and refundable credits
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	18 +1 (up) since last check	8 +5 (up) since last check
Trust Flow (Majestic)	22	1
Citation Flow (Majestic)	9	13
Referring domains (Majestic)	59	1

5 details filled in for both companies.

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