Wan 2.2 5B Fast
wan-2-2-5b-fastThe fastest Wan 2.2 text-to-image and image-to-video model
- Price
- $0.030/video
- Aspect ratios
- 16:9, 9:16
- Input β output
- Text + Image β Video
- Developer
- Alibaba (Wan)
- Updated
- September 24, 2026
Playground
Try Wan 2.2 5B Fast
Input & output
This run
$0.03 Β· 3 credits
For accounts without a purchase: runs above 2 credits need a top-up.
New here?
10 free credits ($0.10) when you sign up with Google
Usable 24 hours after sign-up, up to 5 runs per day and at most 2 credits per run. Other sign-in methods start without credits.
Examples
InputPrompt
a car is driving at speed along a runway, it leaves us in the dust
Length: 0:05
Settings
- aspect_ratio
- 16:9
- resolution
- 720p
- num_frames
- 121
- frames_per_second
- 24
Prompt
A cat walking in the grass
Length: 0:05
Settings
- aspect_ratio
- 16:9
- resolution
- 480p
- num_frames
- 121
- frames_per_second
- 24
Prompt
A cat walking in the grass
Length: 0:05
Settings
- aspect_ratio
- 16:9
- resolution
- 480p
- num_frames
- 121
- frames_per_second
- 24
About Wan 2.2 5B Fast
Wan 2.2 5B Fast is a model by Alibaba (Wan) in the Video generation category. On Railwail, Wan 2.2 5B Fast costs $0.030 per video. Depending on the settings, the price ranges from $0.015/video to $0.030/video. Supported aspect ratios: 16:9 and 9:16.
Pricing
| resolution: 480p | $0.015 per video |
|---|---|
| resolution: 720pDefault | $0.030 per video |
- 1 credit = $0.01
Cost calculator
Price calculator
Total
$3.00
300 credits
Per run
$0.03 Β· 3 credits
Fixed price per run, known before the run starts.
API
curl https://railwail.com/api/v1/videos/generations \
-H "Authorization: Bearer $RAILWAIL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "wan-2-2-5b-fast",
"prompt": "A slow drone shot over a misty pine forest at sunrise"
}'
# Response: {"job_id": "...", "status": "queued", ...}
# Poll until status is completed, failed or cancelled:
curl https://railwail.com/api/v1/jobs/JOB_ID \
-H "Authorization: Bearer $RAILWAIL_API_KEY"import os
import time
import requests
API = "https://railwail.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['RAILWAIL_API_KEY']}"}
job = requests.post(
f"{API}/videos/generations",
headers=headers,
json={
"model": "wan-2-2-5b-fast",
"prompt": "A slow drone shot over a misty pine forest at sunrise",
},
).json()
while True:
status = requests.get(f"{API}/jobs/{job['job_id']}", headers=headers).json()
if status["status"] in ("completed", "failed", "cancelled"):
break
time.sleep(5)
print(status["status"], status.get("output_url"))const API = "https://railwail.com/api/v1";
const headers = {
Authorization: `Bearer ${process.env.RAILWAIL_API_KEY}`,
"Content-Type": "application/json",
};
const job = await fetch(`${API}/videos/generations`, {
method: "POST",
headers,
body: JSON.stringify({
model: "wan-2-2-5b-fast",
prompt: "A slow drone shot over a misty pine forest at sunrise"
}),
}).then((r) => r.json());
let status;
do {
await new Promise((r) => setTimeout(r, 5000));
status = await fetch(`${API}/jobs/${job.job_id}`, { headers }).then((r) => r.json());
} while (!["completed", "failed", "cancelled"].includes(status.status));
console.log(status.status, status.output_url);Videos run asynchronously: the first call returns a job_id; query /api/v1/jobs/JOB_ID until the status is completed.
Specifications
- Model ID
wan-2-2-5b-fast- Developer
- Alibaba (Wan)
- Category
- Video generation
- Input
- Text, Image
- Output
- Video
- Aspect ratios
- 16:9, 9:16
- Billing
- Fixed price, known before the run
- Catalog entry updated
- September 24, 2026
Input parameters
Inputs and settings from the model's input schema. The example in the API section shows which of them the API accepts.
promptrequiredType: TextDefault: βAllowed values: βstart_imageType: ImageDefault: βAllowed values: βaspect_ratioType: ChoiceDefault: βAllowed values: 16:9 or 9:16
Tags
- replicate
- wan-video
- text-to-video
Use cases
Frequently asked questions
What is Wan 2.2 5B Fast?
Wan 2.2 5B Fast is a model by Alibaba (Wan) in the Video generation category. On Railwail you can call it with an API key through the Railwail API.
How much does Wan 2.2 5B Fast cost on Railwail?
On Railwail, Wan 2.2 5B Fast costs $0.030 per video. Depending on the settings, the price ranges from $0.015/video to $0.030/video. The price is known before the run starts. Usage is paid from prepaid credits; 1 credit equals $0.01.
Which settings does Wan 2.2 5B Fast support?
According to its input schema, Wan 2.2 5B Fast knows these parameters: prompt, start_image, and aspect_ratio (16:9 or 9:16).
How fast is Wan 2.2 5B Fast?
There are not enough measured runs of Wan 2.2 5B Fast on Railwail yet to state a run time. It depends on the input, the settings and the load at the provider.
Is Wan 2.2 5B Fast better than Google Veo 3.1?
That depends on the task. Wan 2.2 5B Fast (Alibaba (Wan)) and Google Veo 3.1 (Google DeepMind) are both models in the Video generation category. The comparison page shows their prices and specifications side by side.
Compare Wan 2.2 5B Fast and Google Veo 3.1Can Wan 2.2 5B Fast use an image as input?
Yes. Send the image in the start_image parameter.
How do I use Wan 2.2 5B Fast through the API?
Create a Railwail API key and send your request with the model ID wan-2-2-5b-fast. Code examples for curl, Python and JavaScript are in the API section of this page.
Comparable models
All in this category- MiniMax Hailuo 02MiniMax
MiniMax Hailuo 02 on Replicate. Text-to-video and image-to-video producing 6s or 10s clips at 768p standard or 1080p pro. Known for accurate real-world physics and stable motion.
- Google Veo 2Google DeepMind
Google's state-of-the-art video generation model. Simulates real-world physics with various visual styles.
- Google Veo 3 (Replicate)Google DeepMind
Google's Veo 3 served via Replicate. Text-to-video with native synchronized audio generation. High-fidelity motion and scene coherence in short clips.
Use Wan 2.2 5B Fast via the API
One API key for every model on Railwail. Usage is charged from prepaid credits, 1 credit = $0.01.