Add GPT 5.1 and Gemini 3 Pro model support

Synced model capabilities from hanzo-node v1.1.16:
- Added GPT 5.1 capabilities and cost
- Added Gemini 3 Pro full multimodal capabilities
- Added Gemini 3 Pro cost, max tokens, tool capabilities
- Added ZooBackend reasoning capabilities

Author: hanzo-dev

zoo-bin/zoo-node/src/managers/model_capabilities_manager.rs

@@ -128,6 +128,7 @@ impl ModelCapabilitiesManager {
         match model {
             LLMProviderInterface::OpenAI(openai) => match openai.model_type.as_str() {
                 "gpt-5" => vec![ModelCapability::ImageAnalysis, ModelCapability::TextInference],
+                "gpt-5.1" => vec![ModelCapability::ImageAnalysis, ModelCapability::TextInference],
                 "gpt-5-mini" => vec![ModelCapability::ImageAnalysis, ModelCapability::TextInference],
                 "gpt-5-nano" => vec![ModelCapability::ImageAnalysis, ModelCapability::TextInference],
                 "gpt-5-chat-latest" => vec![ModelCapability::ImageAnalysis, ModelCapability::TextInference],
@@ -242,6 +243,15 @@ impl ModelCapabilitiesManager {
 
     fn get_gemini_capabilities(model_type: &str) -> Vec<ModelCapability> {
         match model_type {
+            // Gemini 3 models
+            model_type if model_type.starts_with("gemini-3-pro") => {
+                vec![
+                    ModelCapability::TextInference,
+                    ModelCapability::ImageAnalysis,
+                    ModelCapability::VideoAnalysis,
+                    ModelCapability::AudioAnalysis,
+                ]
+            }
             // Gemini 2.5 models
             model_type if model_type.starts_with("gemini-2.5-flash-preview-tts") => {
                 vec![ModelCapability::TextInference]
@@ -350,6 +360,8 @@ impl ModelCapabilitiesManager {
 
     fn get_gemini_cost(model_type: &str) -> ModelCost {
         match model_type {
+            // Gemini 3 models
+            model_type if model_type.starts_with("gemini-3-pro") => ModelCost::Expensive,
             // Gemini 2.5 models (preview/experimental - more expensive due to restricted limits)
             model_type if model_type.starts_with("gemini-2.5-flash-preview") => ModelCost::GoodValue,
             model_type if model_type.starts_with("gemini-2.5-pro-preview") => ModelCost::Expensive,
@@ -370,6 +382,8 @@ impl ModelCapabilitiesManager {
 
     fn get_gemini_max_tokens(model_type: &str) -> usize {
         match model_type {
+            // Gemini 3 models
+            model_type if model_type.starts_with("gemini-3-pro") => 2_097_152,
             // Gemini 2.5 models
             model_type if model_type.starts_with("gemini-2.5-flash-preview-05-20") => 1_048_576,
             model_type if model_type.starts_with("gemini-2.5-flash-preview-native-audio-dialog") => 128_000,
@@ -394,6 +408,8 @@ impl ModelCapabilitiesManager {
 
     fn get_gemini_max_output_tokens(model_type: &str) -> usize {
         match model_type {
+            // Gemini 3 models
+            model_type if model_type.starts_with("gemini-3-pro") => 65_536,
             // Gemini 2.5 models
             model_type if model_type.starts_with("gemini-2.5-flash-preview-05-20") => 65_536,
             model_type if model_type.starts_with("gemini-2.5-flash-preview-native-audio-dialog") => 8_000,
@@ -418,6 +434,8 @@ impl ModelCapabilitiesManager {
 
     fn gemini_has_tool_capabilities(model_type: &str) -> bool {
         match model_type {
+            // Gemini 3 models
+            model_type if model_type.starts_with("gemini-3-pro") => true,
             // Gemini 2.5 models - TTS models don't support function calling
             model_type if model_type.starts_with("gemini-2.5-flash-preview-tts") => false,
             model_type if model_type.starts_with("gemini-2.5-flash-image-preview") => false,
@@ -445,6 +463,7 @@ impl ModelCapabilitiesManager {
         match model {
             LLMProviderInterface::OpenAI(openai) => match openai.model_type.as_str() {
                 "gpt-5" => ModelCost::GoodValue,
+                "gpt-5.1" => ModelCost::GoodValue,
                 "gpt-5-mini" => ModelCost::Cheap,
                 "gpt-5-nano" => ModelCost::VeryCheap,
                 "gpt-5-chat-latest" => ModelCost::GoodValue,
@@ -1164,13 +1183,19 @@ impl ModelCapabilitiesManager {
                     || claude.model_type.starts_with("claude-3-7-sonnet")
             }
             LLMProviderInterface::Gemini(gemini) => {
-                gemini.model_type == "gemini-2.5-flash-preview-05-20"
+                gemini.model_type.starts_with("gemini-3-pro")
+                    || gemini.model_type == "gemini-2.5-flash-preview-05-20"
                     || gemini.model_type == "gemini-2.5-flash-lite-preview-06-17"
                     || gemini.model_type == "gemini-2.5-flash-lite"
                     || gemini.model_type == "gemini-2.5-flash"
                     || gemini.model_type == "gemini-2.5-pro"
                     || gemini.model_type == "gemini-2.0-flash-exp"
             }
+            LLMProviderInterface::ZooBackend(zoo_backend) => {
+                zoo_backend.model_type().starts_with("FREE_TEXT_INFERENCE")
+                    || zoo_backend.model_type().starts_with("STANDARD_TEXT_INFERENCE")
+                    || zoo_backend.model_type().starts_with("PREMIUM_TEXT_INFERENCE")
+            }
             _ => false,
         }
     }