feat(black_forest_labs): add native image edit support for Black Forest Labs

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** | Gemini supports the new `gemini-2.5-flash-image` family. Vertex AI supports both Gemini and Imagen models. |
+| Supported LLM providers | **OpenAI**, **Gemini (Google AI Studio)**, **Vertex AI**, **Black Forest Labs** | Gemini supports the new `gemini-2.5-flash-image` family. Vertex AI supports both Gemini and Imagen models. Black Forest Labs supports FLUX Kontext models. |
 
  #### ⚡️See all supported models and providers at [models.litellm.ai](https://models.litellm.ai/)
 
@@ -199,6 +199,63 @@ for idx, image_obj in enumerate(response.data):
 
 </TabItem>
 
+<TabItem value="bfl" label="Black Forest Labs">
+
+#### Basic Image Edit
+```python showLineNumbers title="Black Forest Labs Image Edit"
+import os
+import litellm
+
+os.environ["BFL_API_KEY"] = "your-api-key"
+
+response = litellm.image_edit(
+    model="black_forest_labs/flux-kontext-pro",
+    image=open("original_image.png", "rb"),
+    prompt="Add a green leaf to the scene",
+)
+
+print(response.data[0].url)
+```
+
+#### Inpainting with Mask
+```python showLineNumbers title="Black Forest Labs Inpainting"
+import os
+import litellm
+
+os.environ["BFL_API_KEY"] = "your-api-key"
+
+# Use flux-pro-1.0-fill for inpainting
+response = litellm.image_edit(
+    model="black_forest_labs/flux-pro-1.0-fill",
+    image=open("original_image.png", "rb"),
+    mask=open("mask_image.png", "rb"),
+    prompt="Replace with a garden",
+)
+
+print(response.data[0].url)
+```
+
+#### Outpainting (Expand)
+```python showLineNumbers title="Black Forest Labs Outpainting"
+import os
+import litellm
+
+os.environ["BFL_API_KEY"] = "your-api-key"
+
+# Use flux-pro-1.0-expand to extend image borders
+response = litellm.image_edit(
+    model="black_forest_labs/flux-pro-1.0-expand",
+    image=open("original_image.png", "rb"),
+    prompt="Continue the scene with mountains",
+    top=256,
+    bottom=256,
+)
+
+print(response.data[0].url)
+```
+
+</TabItem>
+
 <TabItem value="vertex_ai" label="Vertex AI">
 
 #### Basic Image Edit (Gemini)
@@ -351,6 +408,35 @@ curl -X POST "http://0.0.0.0:4000/v1/images/edits" \
 
 </TabItem>
 
+<TabItem value="bfl" label="Black Forest Labs">
+
+1. Add Black Forest Labs image edit models to your `config.yaml`:
+```yaml showLineNumbers title="Black Forest Labs Proxy Configuration"
+model_list:
+  - model_name: bfl-kontext-pro
+    litellm_params:
+      model: black_forest_labs/flux-kontext-pro
+      api_key: os.environ/BFL_API_KEY
+    model_info:
+      mode: image_edit
+```
+
+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="Black Forest Labs Proxy Image Edit"
+curl -X POST "http://0.0.0.0:4000/v1/images/edits" \
+  -H "Authorization: Bearer <YOUR-LITELLM-KEY>" \
+  -F "model=bfl-kontext-pro" \
+  -F "image=@original_image.png" \
+  -F "prompt=Add a sunset in the background"
+```
+
+</TabItem>
+
 <TabItem value="vertex_ai" label="Vertex AI">
 
 1. Add Vertex AI image edit models to your `config.yaml`: