From f6264a9c0fde055be2cdb2b84a2dee6c32c8885a Mon Sep 17 00:00:00 2001 From: Chesars Date: Tue, 3 Mar 2026 14:50:41 -0300 Subject: [PATCH] docs(openrouter): add image edit documentation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add OpenRouter image edit docs to both the provider page and the main image_edits reference page, including supported models, parameter mappings (size→aspect_ratio, quality→image_size), usage examples, proxy configuration, and a note about 4K quality model support. --- docs/my-website/docs/image_edits.md | 71 +++++++++++++++- docs/my-website/docs/providers/openrouter.md | 87 ++++++++++++++++++++ 2 files changed, 157 insertions(+), 1 deletion(-) diff --git a/docs/my-website/docs/image_edits.md b/docs/my-website/docs/image_edits.md index a843833454..f1cfc0ed8e 100644 --- a/docs/my-website/docs/image_edits.md +++ b/docs/my-website/docs/image_edits.md @@ -16,7 +16,7 @@ LiteLLM provides image editing functionality that maps to OpenAI's `/images/edit | Supported operations | Create image edits | Single and multiple images supported | | Supported LiteLLM SDK Versions | 1.63.8+ | Gemini support requires 1.79.3+ | | Supported LiteLLM Proxy Versions | 1.71.1+ | Gemini support requires 1.79.3+ | -| Supported LLM providers | **OpenAI**, **Gemini (Google AI Studio)**, **Vertex AI**, **Stability AI**, **AWS Bedrock (Stability)** | Gemini supports the new `gemini-2.5-flash-image` family. Vertex AI supports both Gemini and Imagen models. Stability AI and Bedrock Stability support various image editing operations. | +| Supported LLM providers | **OpenAI**, **Gemini (Google AI Studio)**, **Vertex AI**, **OpenRouter**, **Stability AI**, **AWS Bedrock (Stability)** | Gemini supports the new `gemini-2.5-flash-image` family. Vertex AI supports both Gemini and Imagen models. OpenRouter routes image edits through chat completions. Stability AI and Bedrock Stability support various image editing operations. | #### ⚡️See all supported models and providers at [models.litellm.ai](https://models.litellm.ai/) @@ -244,6 +244,47 @@ response = litellm.image_edit( print(response) ``` + + + + +#### Basic Image Edit +```python showLineNumbers title="OpenRouter Image Edit" +import os +from litellm import image_edit + +os.environ["OPENROUTER_API_KEY"] = "your-api-key" + +response = image_edit( + model="openrouter/google/gemini-2.5-flash-image", + image=open("original_image.png", "rb"), + prompt="Add aurora borealis to the night sky", +) + +print(response) +``` + +#### Multiple Images Edit +```python showLineNumbers title="OpenRouter Multiple Images Edit" +import os +from litellm import image_edit + +os.environ["OPENROUTER_API_KEY"] = "your-api-key" + +response = image_edit( + model="openrouter/google/gemini-2.5-flash-image", + image=[ + open("scene.png", "rb"), + open("style_reference.png", "rb"), + ], + prompt="Blend the reference style into the scene", + size="1536x1024", # mapped to aspect_ratio 3:2 + quality="high", # mapped to image_size 4K +) + +print(response) +``` + @@ -398,6 +439,34 @@ curl -X POST "http://0.0.0.0:4000/v1/images/edits" \ -F "size=1024x1024" ``` + + + + +1. Add the OpenRouter image edit model to your `config.yaml`: +```yaml showLineNumbers title="OpenRouter Proxy Configuration" +model_list: + - model_name: openrouter-image-edit + litellm_params: + model: openrouter/google/gemini-2.5-flash-image + api_key: os.environ/OPENROUTER_API_KEY +``` + +2. Start the LiteLLM proxy server: +```bash showLineNumbers title="Start LiteLLM Proxy Server" +litellm --config /path/to/config.yaml +``` + +3. Make an image edit request: +```bash showLineNumbers title="OpenRouter Proxy Image Edit" +curl -X POST "http://0.0.0.0:4000/v1/images/edits" \ + -H "Authorization: Bearer " \ + -F "model=openrouter-image-edit" \ + -F "image=@original_image.png" \ + -F "prompt=Make the sky a vibrant purple sunset" \ + -F "size=1024x1024" +``` + diff --git a/docs/my-website/docs/providers/openrouter.md b/docs/my-website/docs/providers/openrouter.md index 38eb998c98..4c79c41cfd 100644 --- a/docs/my-website/docs/providers/openrouter.md +++ b/docs/my-website/docs/providers/openrouter.md @@ -210,3 +210,90 @@ response = image_generation( # Cost is available in the response metadata print(f"Request cost: ${response._hidden_params['additional_headers']['llm_provider-x-litellm-response-cost']}") ``` + +## Image Edit + +OpenRouter supports image editing through select models like Google Gemini image models. LiteLLM routes image edit requests to OpenRouter's chat completions endpoint with the source image sent as a base64 data URL and `modalities: ["image", "text"]`. + +### Supported Models + +| Model | Description | +|-------|-------------| +| `openrouter/google/gemini-2.5-flash-image` | Gemini 2.5 Flash with image editing | + +See all available image models on [OpenRouter's model list](https://openrouter.ai/models?modality=image). + +### Supported Parameters + +| Parameter | OpenRouter Mapping | Notes | +|-----------|--------------------|-------| +| `size` | `image_config.aspect_ratio` | `1024x1024` → `1:1`, `1536x1024` → `3:2`, `1024x1536` → `2:3`, `1792x1024` → `16:9`, `1024x1792` → `9:16` | +| `quality` | `image_config.image_size` | `low`/`standard` → `1K`, `medium` → `2K`, `high`/`hd` → `4K` | +| `n` | `n` | Number of images | + +:::note +`quality=high` (4K) is only supported by `google/gemini-3-pro-image-preview` and `google/gemini-3.1-flash-image-preview`. The `google/gemini-2.5-flash-image` model supports up to `medium` (2K). +::: + +### Usage + +```python +from litellm import image_edit +import os + +os.environ["OPENROUTER_API_KEY"] = "your-api-key" + +# Basic image edit +response = image_edit( + model="openrouter/google/gemini-2.5-flash-image", + image=open("original_image.png", "rb"), + prompt="Make the sky a vibrant purple sunset", +) + +print(response) +``` + +### Advanced Usage with Parameters + +```python +from litellm import image_edit +import os + +os.environ["OPENROUTER_API_KEY"] = "your-api-key" + +# Edit with size and quality parameters +response = image_edit( + model="openrouter/google/gemini-2.5-flash-image", + image=open("photo.png", "rb"), + prompt="Add northern lights to the sky", + size="1536x1024", # Maps to aspect_ratio 3:2 + quality="high", # Maps to image_size 4K +) + +# Access the edited image +image_data = response.data[0] +if image_data.b64_json: + import base64 + with open("edited.png", "wb") as f: + f.write(base64.b64decode(image_data.b64_json)) +``` + +### Multiple Images Edit + +```python +from litellm import image_edit +import os + +os.environ["OPENROUTER_API_KEY"] = "your-api-key" + +response = image_edit( + model="openrouter/google/gemini-2.5-flash-image", + image=[ + open("scene.png", "rb"), + open("style_reference.png", "rb"), + ], + prompt="Blend the reference style into the scene", +) + +print(response) +```