diff --git a/packages/cost/models/authors/anthropic/claude-3.5-sonnet-v2/endpoints.ts b/packages/cost/models/authors/anthropic/claude-3.5-sonnet-v2/endpoints.ts
index 704dc7037a..212d493738 100644
--- a/packages/cost/models/authors/anthropic/claude-3.5-sonnet-v2/endpoints.ts
+++ b/packages/cost/models/authors/anthropic/claude-3.5-sonnet-v2/endpoints.ts
@@ -84,8 +84,8 @@ export const endpoints = {
     pricing: [
       {
         threshold: 0,
-        input: 0.000003,
-        output: 0.000015,
+        input: 0.000006, // AWS "Public Extended Access" pricing effective Dec 1, 2025
+        output: 0.00003,
         web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
         cacheMultipliers: {
           cachedInput: 0.1,
diff --git a/packages/cost/models/authors/openai/oss/endpoints.ts b/packages/cost/models/authors/openai/oss/endpoints.ts
index 634d8b3481..c2d9cebb27 100644
--- a/packages/cost/models/authors/openai/oss/endpoints.ts
+++ b/packages/cost/models/authors/openai/oss/endpoints.ts
@@ -10,7 +10,7 @@ export const endpoints = {
       {
         threshold: 0,
         input: 0.00000015,
-        output: 0.00000075,
+        output: 0.0000006,
         web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
       },
     ],
@@ -49,8 +49,8 @@ export const endpoints = {
     pricing: [
       {
         threshold: 0,
-        input: 0.0000001,
-        output: 0.0000005,
+        input: 0.000000075,
+        output: 0.0000003,
         web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
       },
     ],