add integration docs

Author: tsubasakong

docs/api/enumerations/ModelProviderName.md

@@ -111,3 +111,11 @@
 #### Defined in
 
 [packages/core/src/types.ts:130](https://github.com/ai16z/eliza/blob/main/packages/core/src/types.ts#L130)
+
+### HEURIST
+
+> **HEURIST**: `"heurist"`
+    
+#### Defined in
+
+[packages/core/src/types.ts:132](https://github.com/ai16z/eliza/blob/main/packages/core/src/types.ts#L132)

docs/docs/advanced/fine-tuning.md

@@ -266,6 +266,31 @@ const llamaLocalSettings = {
 };
 ```
 
+### Heurist Provider
+
+```typescript
+const heuristSettings = {
+    settings: {
+        stop: [],
+        maxInputTokens: 128000,
+        maxOutputTokens: 8192,
+        repetition_penalty: 0.0,
+        temperature: 0.7,
+    },
+    imageSettings: {
+        steps: 20,
+    },
+    endpoint: "https://llm-gateway.heurist.xyz",
+    model: {
+        [ModelClass.SMALL]: "meta-llama/llama-3-70b-instruct",
+        [ModelClass.MEDIUM]: "meta-llama/llama-3-70b-instruct",
+        [ModelClass.LARGE]: "meta-llama/llama-3.1-405b-instruct",
+        [ModelClass.EMBEDDING]: "",  // Add later
+        [ModelClass.IMAGE]: "PepeXL",
+    }
+}
+```
+
 ## Testing and Validation
 
 ### Embedding Tests

docs/docs/api/enumerations/ModelProviderName.md

@@ -109,3 +109,14 @@
 #### Defined in
 
 [packages/core/src/types.ts:128](https://github.com/ai16z/eliza/blob/7fcf54e7fb2ba027d110afcc319c0b01b3f181dc/packages/core/src/types.ts#L128)
+
+
+***
+
+### HEURIST
+
+> **HEURIST**: `"heurist"`
+
+#### Defined in
+
+[packages/core/src/types.ts:132](https://github.com/ai16z/eliza/blob/4d1e66cbf7deea87a8a67525670a963cd00108bc/packages/core/src/types.ts#L132)

docs/docs/guides/configuration.md

@@ -71,6 +71,37 @@ TOGETHER_API_KEY=
 XAI_MODEL=meta-llama/Llama-3.1-7b-instruct
 ```
 
+### Image Generation
+
+Configure image generation in your character file:
+
+```json
+{
+  "modelProvider": "HEURIST",
+  "settings": {
+    "imageSettings": {
+      "steps": 20,
+      "width": 512,
+      "height": 512
+    }
+  }
+}
+```
+
+Example usage:
+
+```typescript
+const result = await generateImage({
+    prompt: "a beautiful sunset",
+    width: 512,
+    height: 512,
+    numIterations: 20,     // optional
+    guidanceScale: 7.5,    // optional
+    seed: -1,             // optional
+    modelId: "PepeXL"     // optional
+}, runtime);
+```
+
 ## Character Configuration
 
 ### Character File Structure

docs/docs/quickstart.md

@@ -53,14 +53,18 @@ Before getting started with Eliza, ensure you have:
    # Suggested quickstart environment variables
    DISCORD_APPLICATION_ID=  # For Discord integration
    DISCORD_API_TOKEN=      # Bot token
-   OPENAI_API_KEY=        # OpenAI API key (starting with sk-*)
+   HEURIST_API_KEY=       # Heurist API key for LLM and image generation
+   OPENAI_API_KEY=        # OpenAI API key 
    ELEVENLABS_XI_API_KEY= # API key from elevenlabs (for voice)
    ```
 
 ## Choose Your Model
 
   Eliza supports multiple AI models:
 
+  - **Heurist**: Set `modelProvider: "HEURIST"` in your character file
+    - LLM: Uses Llama models (more available LLM models [here](https://heurist.mintlify.app/developer/supported-models))
+    - Image Generation: Uses PepeXL model (more info of available models [here](https://heurist.mintlify.app/developer/image-generation-api))
   - **Llama**: Set `XAI_MODEL=meta-llama/Meta-Llama-3.1-70B-Instruct-Turbo`
   - **Grok**: Set `XAI_MODEL=grok-beta`
   - **OpenAI**: Set `XAI_MODEL=gpt-4o-mini` or `gpt-4o`