feat: add databricks format that can use claude 3.7 with thinking (#1834)

* databricks added a new "reasoning" type field for reasoner models

crates/goose/src/providers/anthropic.rs

@@ -161,7 +161,7 @@ impl Provider for AnthropicProvider {
         headers.insert("x-api-key", self.api_key.parse().unwrap());
         headers.insert("anthropic-version", "2023-06-01".parse().unwrap());
 
-        let is_thinking_enabled = std::env::var("ANTHROPIC_THINKING_ENABLED").is_ok();
+        let is_thinking_enabled = std::env::var("CLAUDE_THINKING_ENABLED").is_ok();
         if self.model.model_name.starts_with("claude-3-7-sonnet-") && is_thinking_enabled {
             // https://docs.anthropic.com/en/docs/build-with-claude/extended-thinking#extended-output-capabilities-beta
             headers.insert("anthropic-beta", "output-128k-2025-02-19".parse().unwrap());

crates/goose/src/providers/databricks.rs

@@ -7,7 +7,7 @@ use std::time::Duration;
 
 use super::base::{ConfigKey, Provider, ProviderMetadata, ProviderUsage, Usage};
 use super::errors::ProviderError;
-use super::formats::openai::{create_request, get_usage, response_to_message};
+use super::formats::databricks::{create_request, get_usage, response_to_message};
 use super::oauth;
 use super::utils::{get_model, ImageFormat};
 use crate::config::ConfigError;

crates/goose/src/providers/formats/anthropic.rs

@@ -311,10 +311,10 @@ pub fn create_request(
     }
 
     // Add thinking parameters for claude-3-7-sonnet model
-    let is_thinking_enabled = std::env::var("ANTHROPIC_THINKING_ENABLED").is_ok();
+    let is_thinking_enabled = std::env::var("CLAUDE_THINKING_ENABLED").is_ok();
     if model_config.model_name.starts_with("claude-3-7-sonnet-") && is_thinking_enabled {
         // Minimum budget_tokens is 1024
-        let budget_tokens = std::env::var("ANTHROPIC_THINKING_BUDGET")
+        let budget_tokens = std::env::var("CLAUDE_THINKING_BUDGET")
             .unwrap_or_else(|_| "16000".to_string())
             .parse()
             .unwrap_or(16000);
@@ -574,10 +574,10 @@ mod tests {
     #[test]
     fn test_create_request_with_thinking() -> Result<()> {
         // Save the original env var value if it exists
-        let original_value = std::env::var("ANTHROPIC_THINKING_ENABLED").ok();
+        let original_value = std::env::var("CLAUDE_THINKING_ENABLED").ok();
 
         // Set the env var for this test
-        std::env::set_var("ANTHROPIC_THINKING_ENABLED", "true");
+        std::env::set_var("CLAUDE_THINKING_ENABLED", "true");
 
         // Execute the test
         let result = (|| {
@@ -606,8 +606,8 @@ mod tests {
 
         // Restore the original env var state
         match original_value {
-            Some(val) => std::env::set_var("ANTHROPIC_THINKING_ENABLED", val),
+            Some(val) => std::env::set_var("CLAUDE_THINKING_ENABLED", val),
-            None => std::env::remove_var("ANTHROPIC_THINKING_ENABLED"),
+            None => std::env::remove_var("CLAUDE_THINKING_ENABLED"),
         }
 
         // Return the test result

crates/goose/src/providers/formats/mod.rs

@@ -1,5 +1,6 @@
 pub mod anthropic;
 pub mod bedrock;
+pub mod databricks;
 pub mod gcpvertexai;
 pub mod google;
 pub mod openai;