diff --git a/providers/opencode/models/big-pickle.toml b/providers/opencode/models/big-pickle.toml
index 8b7a4e141e7..996af85e525 100644
--- a/providers/opencode/models/big-pickle.toml
+++ b/providers/opencode/models/big-pickle.toml
@@ -4,6 +4,7 @@ release_date = "2025-10-17"
 last_updated = "2025-10-17"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 knowledge = "2025-01"
 tool_call = true
diff --git a/providers/opencode/models/deepseek-v4-flash-free.toml b/providers/opencode/models/deepseek-v4-flash-free.toml
index 841c0562b9f..d295e920d6f 100644
--- a/providers/opencode/models/deepseek-v4-flash-free.toml
+++ b/providers/opencode/models/deepseek-v4-flash-free.toml
@@ -4,6 +4,7 @@ release_date = "2026-04-24"
 last_updated = "2026-04-24"
 attachment = false
 reasoning = true
+reasoning_options = [{ type = "toggle" }, { type = "effort", values = ["high", "max"] }]
 temperature = true
 knowledge = "2025-05"
 tool_call = true
@@ -24,4 +25,4 @@ output = 128_000
 
 [modalities]
 input = ["text"]
-output = ["text"]
\ No newline at end of file
+output = ["text"]
diff --git a/providers/opencode/models/deepseek-v4-flash.toml b/providers/opencode/models/deepseek-v4-flash.toml
index e416485cb79..e5ce07a422d 100644
--- a/providers/opencode/models/deepseek-v4-flash.toml
+++ b/providers/opencode/models/deepseek-v4-flash.toml
@@ -1,4 +1,5 @@
 base_model = "deepseek/deepseek-v4-flash"
+reasoning_options = [{ type = "toggle" }, { type = "effort", values = ["high", "max"] }]
 
 [interleaved]
 field = "reasoning_content"
diff --git a/providers/opencode/models/deepseek-v4-pro.toml b/providers/opencode/models/deepseek-v4-pro.toml
index 2123f5ccc2d..12c91e0153b 100644
--- a/providers/opencode/models/deepseek-v4-pro.toml
+++ b/providers/opencode/models/deepseek-v4-pro.toml
@@ -1,4 +1,5 @@
 base_model = "deepseek/deepseek-v4-pro"
+reasoning_options = [{ type = "toggle" }, { type = "effort", values = ["high", "max"] }]
 
 [interleaved]
 field = "reasoning_content"
diff --git a/providers/opencode/models/gpt-5.5.toml b/providers/opencode/models/gpt-5.5.toml
index ae1a42d2fac..b8cf4ec1e09 100644
--- a/providers/opencode/models/gpt-5.5.toml
+++ b/providers/opencode/models/gpt-5.5.toml
@@ -1,4 +1,5 @@
 base_model = "openai/gpt-5.5"
+reasoning_options = [{ type = "effort", values = ["none", "low", "medium", "high", "xhigh"] }]
 
 [cost]
 input = 5
diff --git a/providers/opencode/models/gpt-5.toml b/providers/opencode/models/gpt-5.toml
index 54bbf7c1ac3..04e2f445620 100644
--- a/providers/opencode/models/gpt-5.toml
+++ b/providers/opencode/models/gpt-5.toml
@@ -4,6 +4,7 @@ release_date = "2025-08-07"
 last_updated = "2025-08-07"
 attachment = true
 reasoning = true
+reasoning_options = [{ type = "effort", values = ["minimal", "low", "medium", "high"] }]
 temperature = false
 knowledge = "2024-09-30"
 tool_call = true
diff --git a/providers/opencode/models/grok-build-0.1.toml b/providers/opencode/models/grok-build-0.1.toml
index 141c4e31088..7dd92fc6739 100644
--- a/providers/opencode/models/grok-build-0.1.toml
+++ b/providers/opencode/models/grok-build-0.1.toml
@@ -4,6 +4,7 @@ release_date = "2026-05-20"
 last_updated = "2026-05-20"
 attachment = true
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 structured_output = true
diff --git a/providers/opencode/models/grok-code.toml b/providers/opencode/models/grok-code.toml
index 756100c61f1..10cb7134913 100644
--- a/providers/opencode/models/grok-code.toml
+++ b/providers/opencode/models/grok-code.toml
@@ -4,6 +4,7 @@ release_date = "2025-08-20"
 last_updated = "2025-08-20"
 attachment = true
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 open_weights = false
diff --git a/providers/opencode/models/hy3-preview-free.toml b/providers/opencode/models/hy3-preview-free.toml
index 22eec3160e7..aa3cd619782 100644
--- a/providers/opencode/models/hy3-preview-free.toml
+++ b/providers/opencode/models/hy3-preview-free.toml
@@ -4,6 +4,7 @@ release_date = "2026-04-20"
 last_updated = "2026-04-20"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 knowledge = "2025-06"
 tool_call = true
diff --git a/providers/opencode/models/nemotron-3-super-free.toml b/providers/opencode/models/nemotron-3-super-free.toml
index 05fc5a13382..b5a37ab1b01 100644
--- a/providers/opencode/models/nemotron-3-super-free.toml
+++ b/providers/opencode/models/nemotron-3-super-free.toml
@@ -5,6 +5,7 @@ release_date = "2026-03-11"
 last_updated = "2026-03-11"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 knowledge = "2026-02"
diff --git a/providers/opencode/models/nemotron-3-ultra-free.toml b/providers/opencode/models/nemotron-3-ultra-free.toml
index cb5790f5a1d..278146022aa 100644
--- a/providers/opencode/models/nemotron-3-ultra-free.toml
+++ b/providers/opencode/models/nemotron-3-ultra-free.toml
@@ -5,6 +5,7 @@ release_date = "2026-06-04"
 last_updated = "2026-06-04"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 tool_call = true
 knowledge = "2026-02"
diff --git a/providers/opencode/models/ring-2.6-1t-free.toml b/providers/opencode/models/ring-2.6-1t-free.toml
index 81b0fada48f..f56bf885065 100644
--- a/providers/opencode/models/ring-2.6-1t-free.toml
+++ b/providers/opencode/models/ring-2.6-1t-free.toml
@@ -4,6 +4,7 @@ release_date = "2026-05-08"
 last_updated = "2026-05-08"
 attachment = false
 reasoning = true
+reasoning_options = []
 temperature = true
 knowledge = "2025-06"
 tool_call = true