diff --git a/providers/anthropic/claude-haiku-4-5.yaml b/providers/anthropic/claude-haiku-4-5.yaml
index 1934af163..2c2760692 100644
--- a/providers/anthropic/claude-haiku-4-5.yaml
+++ b/providers/anthropic/claude-haiku-4-5.yaml
@@ -39,6 +39,7 @@ params:
       minValue: 1
 provisioning: serverless
 removeParams:
+    - top_p
     - reasoning_effort
 retirementDate: "2026-10-15"
 status: active
diff --git a/providers/aws-bedrock/au.anthropic.claude-haiku-4-5-20251001-v1:0.yaml b/providers/aws-bedrock/au.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
index 18eb5d664..2f4990094 100644
--- a/providers/aws-bedrock/au.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
+++ b/providers/aws-bedrock/au.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
@@ -53,6 +53,7 @@ params:
       minValue: 1
 provisioning: serverless
 removeParams:
+    - top_p
     - reasoning_effort
 sources:
     - https://platform.claude.com/docs/en/docs/about-claude/models
diff --git a/providers/aws-bedrock/in.anthropic.claude-haiku-4-5-20251001-v1:0.yaml b/providers/aws-bedrock/in.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
index 8f3b808cc..ad2e87295 100644
--- a/providers/aws-bedrock/in.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
+++ b/providers/aws-bedrock/in.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
@@ -45,6 +45,7 @@ params:
       minValue: 1
 provisioning: serverless
 removeParams:
+    - top_p
     - reasoning_effort
 sources:
     - https://docs.aws.amazon.com/bedrock/latest/userguide/model-card-anthropic-claude-haiku-4-5.html
diff --git a/providers/aws-bedrock/jp.anthropic.claude-haiku-4-5-20251001-v1:0.yaml b/providers/aws-bedrock/jp.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
index 624849dc5..8abf5af7a 100644
--- a/providers/aws-bedrock/jp.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
+++ b/providers/aws-bedrock/jp.anthropic.claude-haiku-4-5-20251001-v1:0.yaml
@@ -45,6 +45,7 @@ params:
       minValue: 1
 provisioning: serverless
 removeParams:
+    - top_p
     - reasoning_effort
 sources:
     - https://docs.aws.amazon.com/bedrock/latest/userguide/cross-region-inference-support.html