diff --git a/proxy/internal/llm/pricing/defaults_coverage_test.go b/proxy/internal/llm/pricing/defaults_coverage_test.go
index be23682da..8df1557ea 100644
--- a/proxy/internal/llm/pricing/defaults_coverage_test.go
+++ b/proxy/internal/llm/pricing/defaults_coverage_test.go
@@ -28,12 +28,12 @@ func TestDefaultTable_FirstPartyModelCoverage(t *testing.T) {
 			"ministral-8b-latest", "mistral-embed",
 		},
 		"anthropic": {
-			"claude-fable-5", "claude-opus-4-8", "claude-opus-4-7", "claude-opus-4-6",
+			"claude-fable-5", "claude-opus-5", "claude-opus-4-8", "claude-opus-4-7", "claude-opus-4-6",
 			"claude-opus-4-1", "claude-sonnet-4-6", "claude-sonnet-4-5", "claude-haiku-4-5",
 		},
 		// bedrock keys are the normalized ids the request parser emits.
 		"bedrock": {
-			"anthropic.claude-opus-4-8", "anthropic.claude-opus-4-7", "anthropic.claude-opus-4-6",
+			"anthropic.claude-opus-5", "anthropic.claude-opus-4-8", "anthropic.claude-opus-4-7", "anthropic.claude-opus-4-6",
 			"anthropic.claude-opus-4-1", "anthropic.claude-sonnet-4-6", "anthropic.claude-sonnet-4-5",
 			"anthropic.claude-haiku-4-5", "meta.llama3-3-70b-instruct",
 			"amazon.nova-pro", "amazon.nova-lite", "amazon.nova-micro", "amazon.nova-2-lite",
diff --git a/proxy/internal/llm/pricing/defaults_pricing.yaml b/proxy/internal/llm/pricing/defaults_pricing.yaml
index 3fba8fe3f..988426105 100644
--- a/proxy/internal/llm/pricing/defaults_pricing.yaml
+++ b/proxy/internal/llm/pricing/defaults_pricing.yaml
@@ -180,6 +180,11 @@ anthropic:
     output_per_1k: 0.050
     cache_read_per_1k: 0.001
     cache_creation_per_1k: 0.0125
+  claude-opus-5:
+    input_per_1k: 0.005
+    output_per_1k: 0.025
+    cache_read_per_1k: 0.0005
+    cache_creation_per_1k: 0.00625
   claude-opus-4-8:
     input_per_1k: 0.005
     output_per_1k: 0.025
@@ -236,6 +241,11 @@ bedrock:
   # eu.anthropic.claude-sonnet-4-5-20250929-v1:0 -> anthropic.claude-sonnet-4-5.
   # Anthropic-on-Bedrock keeps the additive cache buckets (read ≈0.1x input,
   # write ≈1.25x input); Nova / Llama report no cache, so cost is input+output.
+  anthropic.claude-opus-5:
+    input_per_1k: 0.005
+    output_per_1k: 0.025
+    cache_read_per_1k: 0.0005
+    cache_creation_per_1k: 0.00625
   anthropic.claude-opus-4-8:
     input_per_1k: 0.005
     output_per_1k: 0.025