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fastapi.online — Pixel Art Generator
x402
fastapi.online — Pixel Art Generator is a paid API for AI agents from api.fastapi.online, paid per call via x402, $0.012/call, status down (last checked 2026-09-15).
Generates pixel art images from a text subject description, with optional seed for reproducibility.
Price / call$0.012
Success—
StatusDown
How this service works
Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding & crypto utilities, date/time calculators, geo/coordinate math, math & finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.
Output
Returns a pixel art image generated from the provided subject description. If a seed is supplied, the result is reproducible across calls with the same inputs.
Example use cases
Game asset sprite generation
“Generate pixel art of a knight in armor holding a sword — use seed 7 so I can reproduce it later.”
Retro avatar creation
“Create pixel art of a fluffy orange cat for my profile picture, with seed 123.”
Themed decorative art
“Make pixel art of a haunted house at night for a Halloween banner, seed 99.”
Technical details
Endpoint
POSThttps://api.fastapi.online/generate-pixel-artWhen to prefer
Choose this endpoint when you need quick, affordable pixel art generation from a text prompt, especially for game assets, retro-style graphics, or reproducible art (via seed). It is pay-per-call with no signup required, making it ideal for low-volume or ad-hoc use cases without API key friction.
Side effects
- Subject text exceeds 300 characters — request rejected with validation error
- Missing required 'subject' field — returns 422 Unprocessable Entity
- Payment not provided or insufficient — returns 402 Payment Required
- Model inference timeout — may return 500 or timeout error
- Invalid seed type (non-integer) — returns validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| seed | integer | |
| subject | string | the subject |
Tags
x402
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