diff --git a/litellm/anthropic_beta_headers_config.json b/litellm/anthropic_beta_headers_config.json
index 40b445d420..dc335bc7cb 100644
--- a/litellm/anthropic_beta_headers_config.json
+++ b/litellm/anthropic_beta_headers_config.json
@@ -13,9 +13,11 @@
     "effort-2025-11-24": "effort-2025-11-24",
     "fast-mode-2026-02-01": "fast-mode-2026-02-01",
     "files-api-2025-04-14": "files-api-2025-04-14",
+    "structured-output-2024-03-01": "structured-output-2024-03-01",
     "fine-grained-tool-streaming-2025-05-14": "fine-grained-tool-streaming-2025-05-14",
     "interleaved-thinking-2025-05-14": "interleaved-thinking-2025-05-14",
     "mcp-client-2025-11-20": "mcp-client-2025-11-20",
+    "mcp-client-2025-04-04": "mcp-client-2025-04-04",
     "mcp-servers-2025-12-04": "mcp-servers-2025-12-04",
     "output-128k-2025-02-19": "output-128k-2025-02-19",
     "prompt-caching-scope-2026-01-05": "prompt-caching-scope-2026-01-05",
@@ -42,8 +44,10 @@
     "fine-grained-tool-streaming-2025-05-14": null,
     "interleaved-thinking-2025-05-14": "interleaved-thinking-2025-05-14",
     "mcp-client-2025-11-20": "mcp-client-2025-11-20",
+    "mcp-client-2025-04-04": "mcp-client-2025-04-04",
     "mcp-servers-2025-12-04": "mcp-servers-2025-12-04",
     "output-128k-2025-02-19": null,
+    "structured-output-2024-03-01": null,
     "prompt-caching-scope-2026-01-05": "prompt-caching-scope-2026-01-05",
     "skills-2025-10-02": "skills-2025-10-02",
     "structured-outputs-2025-11-13": "structured-outputs-2025-11-13",
@@ -68,8 +72,10 @@
     "fine-grained-tool-streaming-2025-05-14": null,
     "interleaved-thinking-2025-05-14": "interleaved-thinking-2025-05-14",
     "mcp-client-2025-11-20": null,
+    "mcp-client-2025-04-04": null,
     "mcp-servers-2025-12-04": null,
     "output-128k-2025-02-19": null,
+    "structured-output-2024-03-01": null,
     "prompt-caching-scope-2026-01-05": null,
     "skills-2025-10-02": null,
     "structured-outputs-2025-11-13": "structured-outputs-2025-11-13",
@@ -95,8 +101,10 @@
     "fine-grained-tool-streaming-2025-05-14": null,
     "interleaved-thinking-2025-05-14": "interleaved-thinking-2025-05-14",
     "mcp-client-2025-11-20": null,
+    "mcp-client-2025-04-04": null,
     "mcp-servers-2025-12-04": null,
     "output-128k-2025-02-19": null,
+    "structured-output-2024-03-01": null,
     "prompt-caching-scope-2026-01-05": null,
     "skills-2025-10-02": null,
     "structured-outputs-2025-11-13": null,
@@ -122,8 +130,10 @@
     "fine-grained-tool-streaming-2025-05-14": null,
     "interleaved-thinking-2025-05-14": "interleaved-thinking-2025-05-14",
     "mcp-client-2025-11-20": null,
+    "mcp-client-2025-04-04": null,
     "mcp-servers-2025-12-04": null,
     "output-128k-2025-02-19": null,
+    "structured-output-2024-03-01": null,
     "prompt-caching-scope-2026-01-05": null,
     "skills-2025-10-02": null,
     "structured-outputs-2025-11-13": null,