Add output-300k-2026-03-24 beta header

stainless-app[bot] · stainless-app[bot] · commit abf398b7ca52 · 2026-03-30T16:21:47.000Z
diff --git a/.stats.yml b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 31
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/anthropic%2Fanthropic-e88350b34ca6eff75d4fe6c199210315fd97e1a7625f691e4d161fbc40ea0421.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/anthropic%2Fanthropic-3088a13fc94214c1b39c66c09fe0af997aed84b412f2fda478af89a9c016f3e6.yml
 openapi_spec_hash: ebeeaa9a9bf7603f0bbcce30389e27ca
-config_hash: a91ea53ebaf69ec5606147f6f4119a81
+config_hash: 6f5727994013c43f452e6ac0b4d5e92a
diff --git a/src/Beta/AnthropicBeta.php b/src/Beta/AnthropicBeta.php
@@ -45,4 +45,6 @@ enum AnthropicBeta: string
     case SKILLS_2025_10_02 = 'skills-2025-10-02';
 
     case FAST_MODE_2026_02_01 = 'fast-mode-2026-02-01';
+
+    case OUTPUT_300K_2026_03_24 = 'output-300k-2026-03-24';
 }
