diff --git a/providers/pioneer/models/Qwen/Qwen3-8B.toml b/providers/pioneer/models/Qwen/Qwen3-8B.toml
index 4dce2ce3f..ed4364164 100644
--- a/providers/pioneer/models/Qwen/Qwen3-8B.toml
+++ b/providers/pioneer/models/Qwen/Qwen3-8B.toml
@@ -4,6 +4,7 @@ release_date = "2025-03-31"
 last_updated = "2025-04-28"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true
diff --git a/providers/pioneer/models/mistral-medium-3.5.toml b/providers/pioneer/models/mistral-medium-3.5.toml
index 9c707374a..1efa453ad 100644
--- a/providers/pioneer/models/mistral-medium-3.5.toml
+++ b/providers/pioneer/models/mistral-medium-3.5.toml
@@ -4,6 +4,7 @@ release_date = "2026-03-31"
 last_updated = "2026-04-30"
 attachment = true
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true
diff --git a/providers/pioneer/models/openai/gpt-oss-120b.toml b/providers/pioneer/models/openai/gpt-oss-120b.toml
index 4617aad94..cf88bfde0 100644
--- a/providers/pioneer/models/openai/gpt-oss-120b.toml
+++ b/providers/pioneer/models/openai/gpt-oss-120b.toml
@@ -4,6 +4,7 @@ release_date = "2025-07-31"
 last_updated = "2025-08-05"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true
diff --git a/providers/pioneer/models/openai/gpt-oss-20b.toml b/providers/pioneer/models/openai/gpt-oss-20b.toml
index 3ff98c14b..5d5979e8b 100644
--- a/providers/pioneer/models/openai/gpt-oss-20b.toml
+++ b/providers/pioneer/models/openai/gpt-oss-20b.toml
@@ -4,6 +4,7 @@ release_date = "2025-07-31"
 last_updated = "2025-08-05"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true
diff --git a/providers/pioneer/models/pioneer/auto.toml b/providers/pioneer/models/pioneer/auto.toml
index c9ae4bf5d..62862d6b4 100644
--- a/providers/pioneer/models/pioneer/auto.toml
+++ b/providers/pioneer/models/pioneer/auto.toml
@@ -4,6 +4,7 @@ release_date = "2024-01-01"
 last_updated = "2025-06-29"
 attachment = true
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true