diff --git a/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/StabilityAiImageModel.java b/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/StabilityAiImageModel.java
index 35a98059379..aec8d2eb7e0 100644
--- a/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/StabilityAiImageModel.java
+++ b/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/StabilityAiImageModel.java
@@ -121,8 +121,7 @@ private StabilityAiImageOptions mergeOptions(ImageOptions runtimeOptions, Stabil
 		if (runtimeOptions == null) {
 			return defaultOptions;
 		}
-
-		return StabilityAiImageOptions.builder()
+		StabilityAiImageOptions.Builder builder = StabilityAiImageOptions.builder()
 			// Handle portable image options
 			.withModel(ModelOptionsUtils.mergeOption(runtimeOptions.getModel(), defaultOptions.getModel()))
 			.withN(ModelOptionsUtils.mergeOption(runtimeOptions.getN(), defaultOptions.getN()))
@@ -130,15 +129,24 @@ private StabilityAiImageOptions mergeOptions(ImageOptions runtimeOptions, Stabil
 					defaultOptions.getResponseFormat()))
 			.withWidth(ModelOptionsUtils.mergeOption(runtimeOptions.getWidth(), defaultOptions.getWidth()))
 			.withHeight(ModelOptionsUtils.mergeOption(runtimeOptions.getHeight(), defaultOptions.getHeight()))
-			.withStylePreset(ModelOptionsUtils.mergeOption(runtimeOptions.getStyle(), defaultOptions.getStyle()))
+			.withStylePreset(ModelOptionsUtils.mergeOption(runtimeOptions.getStyle(), defaultOptions.getStyle()));
+
+		if (runtimeOptions instanceof StabilityAiImageOptions) {
+			StabilityAiImageOptions stabilityOptions = (StabilityAiImageOptions) runtimeOptions;
 			// Handle Stability AI specific image options
-			.withCfgScale(defaultOptions.getCfgScale())
-			.withClipGuidancePreset(defaultOptions.getClipGuidancePreset())
-			.withSampler(defaultOptions.getSampler())
-			.withSeed(defaultOptions.getSeed())
-			.withSteps(defaultOptions.getSteps())
-			.withStylePreset(defaultOptions.getStylePreset())
-			.build();
+			builder
+				.withCfgScale(
+						ModelOptionsUtils.mergeOption(stabilityOptions.getCfgScale(), defaultOptions.getCfgScale()))
+				.withClipGuidancePreset(ModelOptionsUtils.mergeOption(stabilityOptions.getClipGuidancePreset(),
+						defaultOptions.getClipGuidancePreset()))
+				.withSampler(ModelOptionsUtils.mergeOption(stabilityOptions.getSampler(), defaultOptions.getSampler()))
+				.withSeed(ModelOptionsUtils.mergeOption(stabilityOptions.getSeed(), defaultOptions.getSeed()))
+				.withSteps(ModelOptionsUtils.mergeOption(stabilityOptions.getSteps(), defaultOptions.getSteps()))
+				.withStylePreset(ModelOptionsUtils.mergeOption(stabilityOptions.getStylePreset(),
+						defaultOptions.getStylePreset()));
+		}
+
+		return builder.build();
 	}
 
 }
diff --git a/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/api/StabilityAiApi.java b/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/api/StabilityAiApi.java
index 5b3b7f5460d..8c30e3034fe 100644
--- a/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/api/StabilityAiApi.java
+++ b/models/spring-ai-stability-ai/src/main/java/org/springframework/ai/stabilityai/api/StabilityAiApi.java
@@ -100,7 +100,7 @@ public record GenerateImageRequest(@JsonProperty("text_prompts") List<TextPrompt
 			@JsonProperty("cfg_scale") Float cfgScale, @JsonProperty("clip_guidance_preset") String clipGuidancePreset,
 			@JsonProperty("sampler") String sampler, @JsonProperty("samples") Integer samples,
 			@JsonProperty("seed") Long seed, @JsonProperty("steps") Integer steps,
-			@JsonProperty("style_present") String stylePreset) {
+			@JsonProperty("style_preset") String stylePreset) {
 
 		public static Builder builder() {
 			return new Builder();