Pixapi vs SongToKaraoke

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

Pixapi compared with SongToKaraoke
Detail	Pixapi	SongToKaraoke
What it does	Unified API for image and video generation with transparent, credit-based pricing	Turn any song into karaoke online using AI to separate vocals from music
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	1 credit = $0.01. Billed per image or per second for video. Gemini 3.1 Flash Lite Image: 2 credits/image. GPT Image 2.5 Flare: from 1 credit/image (1024x1024 low). GPT Image 2: from 1 credit/image. FLUX.2 Pro: from 3 credits/image. Seedream 5.0 Pro: from 4 credits/image. Qwen Image 3.0: 3 credits/im	Free Plan: 8 free minutes every day. Pass: one-time purchase for 200 minutes a day with 45-Day and 180-Day options available. No auto-renewal.
Key features	Unified authentication across multiple AI providers Transparent credit pricing visible before each request Switch between models with single request field change Async video generation with task tracking Automatic refunds for eligible failed requests Usage monitoring and credit tracking in developer console Support for 10+ image and video models API documentation optimized for AI coding tools	AI vocal separation from music Upload audio and video files up to 100 MB Download tracks as MP3 and WAV Built-in browser karaoke player Synced lyrics support (LRC format) Separate volume controls for guide vocals Isolated vocal tracks for reference and remixing Processing in 1-2 minutes Support for MP3, WAV, M4A, and MP4 formats
What makes it different	One account and API key for all supported models instead of separate accounts per provider Transparent credit costs before making requests with no token guessing Lower prices than official APIs through volume rates Automatic refund protection for eligible failed tasks Consistent API format across different model providers	Made specifically for singing, not audio editing or professional production No software installation or plugins required One-time Pass purchase with no auto-renewal Free daily quota resets at midnight UTC
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)	11 −3 (down) since last check	10 no change since last check
Trust Flow (Majestic)	9	5
Citation Flow (Majestic)	32	21
Referring domains (Majestic)	141	17

5 details filled in for both companies.

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