Ai Smile Filter
Playground
Try it on WavespeedAI!AI Smile Filter adds a natural smile to any portrait. Upload a face photo and get an instant smiling result. Ready-to-use REST inference API, no coldstarts, affordable pricing.
Features
AI Smile Filter
Sometimes all a photo needs is a smile. AI Smile Filter adds a natural, believable smile to any portrait — instantly. Whether it’s a serious headshot, a candid moment, or a group photo where someone forgot to grin, AI fixes it in seconds.
Upload a photo and watch everyone light up.
Why You’ll Love It
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Natural-looking results The smile blends seamlessly with the subject’s facial structure, expression, and lighting — no uncanny valley.
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Works on any portrait Solo shots, couples, group photos — the filter handles multiple faces and a wide range of expressions.
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One-click simplicity Upload, run, done. No sliders, no adjustments, no skill required.
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Instantly shareable Download and post straight away — no extra editing needed.
How to Use
- Upload your portrait — a clear, well-lit photo works best.
- Hit Run — AI adds a natural smile in seconds.
- Download and share your improved photo.
Pricing
Just $0.05 per image.
Best Use Cases
- Photo touch-ups — Fix that one group photo where someone forgot to smile.
- Profile pictures — Make your headshot or avatar look warmer and more approachable.
- Social media content — Give your photos a more positive, engaging energy before posting.
- Gifts and keepsakes — Brighten up a cherished photo of a friend or family member.
Pro Tips
- Clear, front-facing portraits with good lighting produce the most natural smile results.
- Avoid heavily obscured faces, extreme angles, or sunglasses for best output.
- Works on group photos — all visible faces will receive the smile treatment.
Notes
- image is the only required field.
- Ensure image URLs are publicly accessible if using a link rather than a direct upload.
- Please ensure your content complies with WaveSpeed AI’s usage policies.
Authentication
For authentication details, please refer to the Authentication Guide.
API Endpoints
Submit Task & Query Result
# Submit the task
curl --location --request POST "https://api.wavespeed.ai/api/v3/wavespeed-ai/ai-smile-filter" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer ${WAVESPEED_API_KEY}" \
--data-raw '{}'
# Get the result
curl --location --request GET "https://api.wavespeed.ai/api/v3/predictions/${requestId}/result" \
--header "Authorization: Bearer ${WAVESPEED_API_KEY}"
Parameters
Task Submission Parameters
Request Parameters
| Parameter | Type | Required | Default | Range | Description |
|---|---|---|---|---|---|
| image | string | Yes | - | The URL of the input image. |
Response Parameters
| Parameter | Type | Description |
|---|---|---|
| code | integer | HTTP status code (e.g., 200 for success) |
| message | string | Status message (e.g., “success”) |
| data.id | string | Unique identifier for the prediction, Task Id |
| data.model | string | Model ID used for the prediction |
| data.outputs | array | Array of URLs to the generated content (empty when status is not completed) |
| data.urls | object | Object containing related API endpoints |
| data.urls.get | string | URL to retrieve the prediction result |
| data.has_nsfw_contents | array | Array of boolean values indicating NSFW detection for each output |
| data.status | string | Status of the task: created, processing, completed, or failed |
| data.created_at | string | ISO timestamp of when the request was created (e.g., “2023-04-01T12:34:56.789Z”) |
| data.error | string | Error message (empty if no error occurred) |
| data.timings | object | Object containing timing details |
| data.timings.inference | integer | Inference time in milliseconds |
Result Request Parameters
| Parameter | Type | Required | Default | Description |
|---|---|---|---|---|
| id | string | Yes | - | Task ID |
Result Response Parameters
| Parameter | Type | Description |
|---|---|---|
| code | integer | HTTP status code (e.g., 200 for success) |
| message | string | Status message (e.g., “success”) |
| data | object | The prediction data object containing all details |
| data.id | string | Unique identifier for the prediction, the ID of the prediction to get |
| data.model | string | Model ID used for the prediction |
| data.outputs | string | Array of URLs to the generated content (empty when status is not completed). |
| data.urls | object | Object containing related API endpoints |
| data.urls.get | string | URL to retrieve the prediction result |
| data.status | string | Status of the task: created, processing, completed, or failed |
| data.created_at | string | ISO timestamp of when the request was created (e.g., “2023-04-01T12:34:56.789Z”) |
| data.error | string | Error message (empty if no error occurred) |
| data.timings | object | Object containing timing details |
| data.timings.inference | integer | Inference time in milliseconds |