diff --git a/src-tauri/src/deeplink/mod.rs b/src-tauri/src/deeplink/mod.rs
index 0b8afffe..e373010a 100644
--- a/src-tauri/src/deeplink/mod.rs
+++ b/src-tauri/src/deeplink/mod.rs
@@ -48,6 +48,10 @@ pub struct DeepLinkImportRequest {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub opus_model: Option<String>,
 
+    /// 自定义环境变量（从 inline config 的 env 对象中保留的非标准 key）
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub custom_env: Option<serde_json::Map<String, serde_json::Value>>,
+
     #[serde(skip_serializing_if = "Option::is_none")]
     pub content: Option<String>,
     #[serde(skip_serializing_if = "Option::is_none")]
diff --git a/src-tauri/src/deeplink/parser.rs b/src-tauri/src/deeplink/parser.rs
index 79ab6c89..d6f59e7c 100644
--- a/src-tauri/src/deeplink/parser.rs
+++ b/src-tauri/src/deeplink/parser.rs
@@ -138,5 +138,6 @@ fn parse_provider_deeplink(
             .get("usageAutoInterval")
             .and_then(|v| v.parse::<u64>().ok()),
         openclaw_config: None,
+        custom_env: None,
     })
 }
diff --git a/src-tauri/src/deeplink/provider.rs b/src-tauri/src/deeplink/provider.rs
index 2f53392f..099ea924 100644
--- a/src-tauri/src/deeplink/provider.rs
+++ b/src-tauri/src/deeplink/provider.rs
@@ -256,6 +256,13 @@ fn build_claude_settings(request: &DeepLinkImportRequest) -> serde_json::Value {
         );
     }
 
+    // 合并自定义环境变量
+    if let Some(custom) = &request.custom_env {
+        for (key, value) in custom {
+            env.entry(key.clone()).or_insert(value.clone());
+        }
+    }
+
     json!({ "env": env })
 }
 
@@ -482,7 +489,12 @@ fn merge_claude_config(
         })?;
 
     if request.api_key.as_ref().is_none_or(|s| s.is_empty()) {
-        if let Some(token) = env.get("ANTHROPIC_AUTH_TOKEN").and_then(|v| v.as_str()) {
+        // 支持两种 Claude 认证 env key：ANTHROPIC_AUTH_TOKEN 和 ANTHROPIC_API_KEY
+        if let Some(token) = env
+            .get("ANTHROPIC_AUTH_TOKEN")
+            .or_else(|| env.get("ANTHROPIC_API_KEY"))
+            .and_then(|v| v.as_str())
+        {
             request.api_key = Some(token.to_string());
         }
     }
@@ -527,6 +539,25 @@ fn merge_claude_config(
             .map(|s| s.to_string());
     }
 
+    // 保留非标准 env key（如 ANTHROPIC_CUSTOM_HEADERS 等自定义变量）
+    let known_keys: &[&str] = &[
+        "ANTHROPIC_AUTH_TOKEN",
+        "ANTHROPIC_API_KEY",
+        "ANTHROPIC_BASE_URL",
+        "ANTHROPIC_MODEL",
+        "ANTHROPIC_DEFAULT_HAIKU_MODEL",
+        "ANTHROPIC_DEFAULT_SONNET_MODEL",
+        "ANTHROPIC_DEFAULT_OPUS_MODEL",
+    ];
+    let custom: serde_json::Map<String, serde_json::Value> = env
+        .iter()
+        .filter(|(k, _)| !known_keys.contains(&k.as_str()))
+        .map(|(k, v)| (k.clone(), v.clone()))
+        .collect();
+    if !custom.is_empty() {
+        request.custom_env = Some(custom);
+    }
+
     Ok(())
 }
 
diff --git a/src-tauri/tests/deeplink_import.rs b/src-tauri/tests/deeplink_import.rs
index 3904bc91..92e802b5 100644
--- a/src-tauri/tests/deeplink_import.rs
+++ b/src-tauri/tests/deeplink_import.rs
@@ -334,3 +334,64 @@ fn deeplink_import_rejects_non_http_endpoints_from_config() {
         "expected scheme validation error, got {err:?}"
     );
 }
+
+#[test]
+fn deeplink_import_claude_provider_reads_api_key_from_anthropic_api_key() {
+    let _guard = lock_test_mutex();
+    reset_test_fs();
+    let _home = ensure_test_home();
+
+    // Inline config uses ANTHROPIC_API_KEY (not ANTHROPIC_AUTH_TOKEN)
+    let config_json = r#"{"env":{"ANTHROPIC_API_KEY":"sk-api-key-test","ANTHROPIC_BASE_URL":"https://api.example.com/v1"}}"#;
+    let config_b64 = BASE64_URL_SAFE_NO_PAD.encode(config_json.as_bytes());
+
+    let url = format!(
+        "ccswitch://v1/import?resource=provider&app=claude&name=APIKey%20Claude&config={config_b64}&configFormat=json"
+    );
+    let request = parse_deeplink_url(&url).expect("parse deeplink url");
+
+    let mut config = MultiAppConfig::default();
+    config.ensure_app(&AppType::Claude);
+
+    let state = state_from_config(config);
+
+    let provider_id = import_provider_from_deeplink(&state, request)
+        .expect("import provider from deeplink should succeed with ANTHROPIC_API_KEY");
+
+    let guard = state.config.read().expect("read config");
+    let manager = guard
+        .get_manager(&AppType::Claude)
+        .expect("claude manager should exist");
+    let provider = manager
+        .providers
+        .get(&provider_id)
+        .expect("provider created via deeplink");
+
+    // API key should be read from ANTHROPIC_API_KEY
+    let auth_token = provider
+        .settings_config
+        .pointer("/env/ANTHROPIC_AUTH_TOKEN")
+        .and_then(|v| v.as_str());
+    assert_eq!(
+        auth_token,
+        Some("sk-api-key-test"),
+        "api_key should be populated from ANTHROPIC_API_KEY"
+    );
+
+    // ANTHROPIC_API_KEY should NOT appear in custom_env (it's a known key)
+    let api_key_in_env = provider
+        .settings_config
+        .pointer("/env/ANTHROPIC_API_KEY")
+        .and_then(|v| v.as_str());
+    assert!(
+        api_key_in_env.is_none(),
+        "ANTHROPIC_API_KEY should not leak into env as a separate key"
+    );
+    drop(guard);
+
+    let persisted = state
+        .db
+        .get_provider_by_id(&provider_id, AppType::Claude.as_str())
+        .expect("read provider from db");
+    assert!(persisted.is_some(), "provider should be persisted to db");
+}