modbender Renderful AI
Generate AI images and videos using the renderful.ai API. Pay with crypto (Base/Polygon/Solana).
API Base URL
https://api.renderful.ai/v1
Authentication
Get API key from https://renderful.ai/dashboard
# Set as environment variable
export RENDERFUL_API_KEY="rf_your_api_key"
Quick Start
Generate an Image
curl -X POST https://api.renderful.ai/v1/generate \
-H "Authorization: Bearer $RENDERFUL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "flux-dev",
"prompt": "a cat astronaut floating in space, cinematic lighting",
"width": 1024,
"height": 1024,
"steps": 28
}'
Generate a Video
curl -X POST https://api.renderful.ai/v1/generate \
-H "Authorization: Bearer $RENDERFUL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "kling-1.6",
"prompt": "a serene mountain landscape at sunset, camera slowly panning",
"duration": 5,
"width": 1280,
"height": 720
}'
Available Models
Image Models
| Model | Description | Best For |
|---|---|---|
flux-dev |
FLUX.1 Dev | General purpose, high quality |
flux-schnell |
FLUX.1 Schnell | Fast generation |
flux-pro |
FLUX.1 Pro | Highest quality |
sdxl |
Stable Diffusion XL | Classic diffusion |
gemini-3 |
Gemini 3 Pro Image | Google image gen |
grok-imagine |
Grok Imagine | X/Twitter integration |
seedream |
Seedream 4.5 | Asian aesthetic |
reve |
Reve Image | Artistic styles |
Video Models
| Model | Description | Duration |
|---|---|---|
kling-1.6 |
Kling 1.6 | Up to 10s |
kling-1.5 |
Kling 1.5 | Up to 10s |
veo-3 |
Google Veo 3 | Up to 8s |
veo-2 |
Google Veo 2 | Up to 8s |
seedance |
Seedance 1.5 | Up to 10s |
wan-2.5 |
Wan 2.5 | Up to 10s |
ltx |
LTX Video | Up to 10s |
omnihuman |
OmniHuman | Portrait videos |
Image Generation Options
{
"model": "flux-dev",
"prompt": "required - your image description",
"negative_prompt": "optional - what to avoid",
"width": 1024,
"height": 1024,
"steps": 28,
"seed": 42,
"format": "png"
}
Video Generation Options
{
"model": "kling-1.6",
"prompt": "required - your video description",
"duration": 5,
"width": 1280,
"height": 720,
"fps": 24,
"seed": 42
}
Check Generation Status
curl https://api.renderful.ai/v1/status/{task_id} \
-H "Authorization: Bearer $RENDERFUL_API_KEY"
Response Format
{
"task_id": "rf_abc123",
"status": "completed",
"url": "https://cdn.renderful.ai/generated/abc123.png",
"expires_at": "2026-02-02T12:00:00Z"
}
Pricing
Pay with USDC on Base, Polygon, or Solana. Check current rates at https://renderful.ai/pricing
x402 Integration
Renderful supports x402 payments for agent autonomy:
# Agent can pay directly without human approval
export RENDERFUL_X402_WALLET="your_agent_wallet"
export RENDERFUL_PREFER_X402="true"
Error Handling
| Status | Meaning |
|---|---|
| 200 | Success |
| 402 | Payment required (x402 flow) |
| 429 | Rate limit |
| 500 | Generation failed |
Examples
Simple Image
curl -X POST https://api.renderful.ai/v1/generate \
-H "Authorization: Bearer $RENDERFUL_API_KEY" \
-d '{"model":"flux-dev","prompt":"a cute cat","width":512,"height":512}'
Video with Specific Settings
curl -X POST https://api.renderful.ai/v1/generate \
-H "Authorization: Bearer $RENDERFUL_API_KEY" \
-d '{
"model": "kling-1.6",
"prompt": "underwater coral reef, fish swimming, sunlight rays",
"duration": 5,
"width": 1920,
"height": 1080
}'
Tips
- Use detailed prompts for better results
- Include style descriptors ("cinematic", "photorealistic", "anime")
- Negative prompts help avoid unwanted elements
- Check status for video generation (takes 30-120s)