diff --git a/providers/greenpt/models/deepseek-v4-flash-0731.toml b/providers/greenpt/models/deepseek-v4-flash-0731.toml
new file mode 100644
index 0000000000..67886d6c2e
--- /dev/null
+++ b/providers/greenpt/models/deepseek-v4-flash-0731.toml
@@ -0,0 +1,16 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "deepseek/deepseek-v4-flash"
+name = "DeepSeek V4 Flash 0731"
+release_date = "2026-07-31"
+last_updated = "2026-07-31"
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 0.1596
+cache_read = 0.0456
+output = 0.399
diff --git a/providers/greenpt/models/gemma4.toml b/providers/greenpt/models/gemma4.toml
index 6371ffb326..db0ce7c775 100644
--- a/providers/greenpt/models/gemma4.toml
+++ b/providers/greenpt/models/gemma4.toml
@@ -1,7 +1,7 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
-# reasoning_effort: thinking is enabled by default, "none" disables it, and
-# minimal/low/medium/high are accepted. See https://docs.greenpt.ai/chat-completion
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
 base_model = "google/gemma-4-26b-a4b-it"
 name = "gemma4"
 reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
diff --git a/providers/greenpt/models/glm-5.1.toml b/providers/greenpt/models/glm-5.1.toml
index 3761f5ac11..ac773d36c2 100644
--- a/providers/greenpt/models/glm-5.1.toml
+++ b/providers/greenpt/models/glm-5.1.toml
@@ -1,6 +1,7 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
 base_model = "zhipuai/glm-5.1"
+status = "deprecated"
 reasoning_options = []
 
 [cost]
diff --git a/providers/greenpt/models/glm-5.2-caveman-lite.toml b/providers/greenpt/models/glm-5.2-caveman-lite.toml
new file mode 100644
index 0000000000..4b2aecce00
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-caveman-lite.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Caveman Lite"
+description = "glm-5.2 carrying a built-in ruleset that compresses prose, keeping code and technical detail verbatim. The gentlest tier: it cuts filler only and keeps the explanation intact. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-caveman-ultra.toml b/providers/greenpt/models/glm-5.2-caveman-ultra.toml
new file mode 100644
index 0000000000..7335fb8687
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-caveman-ultra.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Caveman Ultra"
+description = "glm-5.2 carrying a built-in ruleset that compresses prose, keeping code and technical detail verbatim. The most aggressive tier, close to answer-only. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-caveman.toml b/providers/greenpt/models/glm-5.2-caveman.toml
new file mode 100644
index 0000000000..4b9bfa2f78
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-caveman.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Caveman"
+description = "glm-5.2 carrying a built-in ruleset that compresses prose, keeping code and technical detail verbatim. The middle tier, and the ruleset as its authors wrote it. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-honey-lite.toml b/providers/greenpt/models/glm-5.2-honey-lite.toml
new file mode 100644
index 0000000000..16fde976b0
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-honey-lite.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Honey Lite"
+description = "glm-5.2 carrying a built-in ruleset that compresses both generated code and prose. The gentlest tier: it cuts filler only and keeps the explanation intact. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-honey-ultra.toml b/providers/greenpt/models/glm-5.2-honey-ultra.toml
new file mode 100644
index 0000000000..bac13181da
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-honey-ultra.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Honey Ultra"
+description = "glm-5.2 carrying a built-in ruleset that compresses both generated code and prose. The most aggressive tier, close to answer-only. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-honey.toml b/providers/greenpt/models/glm-5.2-honey.toml
new file mode 100644
index 0000000000..2f9eca1fb5
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-honey.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Honey"
+description = "glm-5.2 carrying a built-in ruleset that compresses both generated code and prose. The middle tier, and the ruleset as its authors wrote it. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-ponytail-lite.toml b/providers/greenpt/models/glm-5.2-ponytail-lite.toml
new file mode 100644
index 0000000000..a6c9fcaeef
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-ponytail-lite.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Ponytail Lite"
+description = "glm-5.2 carrying a built-in ruleset that compresses generated code, preferring platform features over custom code. The gentlest tier: it cuts filler only and keeps the explanation intact. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-ponytail-ultra.toml b/providers/greenpt/models/glm-5.2-ponytail-ultra.toml
new file mode 100644
index 0000000000..4d89df769b
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-ponytail-ultra.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Ponytail Ultra"
+description = "glm-5.2 carrying a built-in ruleset that compresses generated code, preferring platform features over custom code. The most aggressive tier, close to answer-only. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2-ponytail.toml b/providers/greenpt/models/glm-5.2-ponytail.toml
new file mode 100644
index 0000000000..efc8397283
--- /dev/null
+++ b/providers/greenpt/models/glm-5.2-ponytail.toml
@@ -0,0 +1,15 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "zhipuai/glm-5.2"
+name = "GLM-5.2 Ponytail"
+description = "glm-5.2 carrying a built-in ruleset that compresses generated code, preferring platform features over custom code. The middle tier, and the ruleset as its authors wrote it. Same upstream model and price per token as glm-5.2, with fewer output tokens."
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 1.254
+cache_read = 0.3135
+output = 5.016
diff --git a/providers/greenpt/models/glm-5.2.toml b/providers/greenpt/models/glm-5.2.toml
index 46a73261ca..643695608c 100644
--- a/providers/greenpt/models/glm-5.2.toml
+++ b/providers/greenpt/models/glm-5.2.toml
@@ -1,8 +1,13 @@
-# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
 base_model = "zhipuai/glm-5.2"
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
 input = 1.254
+cache_read = 0.3135
 output = 5.016
diff --git a/providers/greenpt/models/gpt-oss-120b.toml b/providers/greenpt/models/gpt-oss-120b.toml
index 50b5d5e912..6eb5952cf9 100644
--- a/providers/greenpt/models/gpt-oss-120b.toml
+++ b/providers/greenpt/models/gpt-oss-120b.toml
@@ -1,8 +1,11 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: this endpoint accepts only the values below; the remaining
+# documented values are rejected with a 400. Verified against the production API.
+# See https://docs.greenpt.ai/chat-completion
 base_model = "openai/gpt-oss-120b"
 attachment = true
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["low", "medium", "high"] }]
 
 [cost]
 input = 0.228
diff --git a/providers/greenpt/models/green-r-raw.toml b/providers/greenpt/models/green-r-raw.toml
index 7dae641892..eb4349b774 100644
--- a/providers/greenpt/models/green-r-raw.toml
+++ b/providers/greenpt/models/green-r-raw.toml
@@ -1,11 +1,12 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
-# reasoning_effort: thinking is enabled by default, "none" disables it, and
-# minimal/low/medium/high are accepted. See https://docs.greenpt.ai/chat-completion
+# reasoning_effort: this endpoint accepts only the values below; the remaining
+# documented values are rejected with a 400. Verified against the production API.
+# See https://docs.greenpt.ai/chat-completion
 base_model = "openai/gpt-oss-120b"
 name = "Green R Raw"
 attachment = true
-reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+reasoning_options = [{ type = "effort", values = ["low", "medium", "high"] }]
 
 [cost]
 input = 0.399
diff --git a/providers/greenpt/models/green-r.toml b/providers/greenpt/models/green-r.toml
index 64969fede5..6b0e6568db 100644
--- a/providers/greenpt/models/green-r.toml
+++ b/providers/greenpt/models/green-r.toml
@@ -1,11 +1,12 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
-# reasoning_effort: thinking is enabled by default, "none" disables it, and
-# minimal/low/medium/high are accepted. See https://docs.greenpt.ai/chat-completion
+# reasoning_effort: this endpoint accepts only the values below; the remaining
+# documented values are rejected with a 400. Verified against the production API.
+# See https://docs.greenpt.ai/chat-completion
 base_model = "openai/gpt-oss-120b"
 name = "Green R"
 attachment = true
-reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+reasoning_options = [{ type = "effort", values = ["low", "medium", "high"] }]
 
 [cost]
 input = 0.399
diff --git a/providers/greenpt/models/holo2-30b-a3b.toml b/providers/greenpt/models/holo2-30b-a3b.toml
index 9ed8a82865..95c94bbdfa 100644
--- a/providers/greenpt/models/holo2-30b-a3b.toml
+++ b/providers/greenpt/models/holo2-30b-a3b.toml
@@ -6,7 +6,7 @@ release_date = "2025-11"
 last_updated = "2025-11"
 attachment = true
 reasoning = true
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["low", "medium", "high"] }]
 temperature = true
 tool_call = true
 structured_output = false
diff --git a/providers/greenpt/models/kimi-k2.6-fast.toml b/providers/greenpt/models/kimi-k2.6-fast.toml
index b2ceae547a..9719eba442 100644
--- a/providers/greenpt/models/kimi-k2.6-fast.toml
+++ b/providers/greenpt/models/kimi-k2.6-fast.toml
@@ -2,6 +2,7 @@
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
 base_model = "moonshotai/kimi-k2.6"
 name = "Kimi K2.6 Fast"
+status = "deprecated"
 reasoning_options = []
 
 [cost]
diff --git a/providers/greenpt/models/kimi-k2.6.toml b/providers/greenpt/models/kimi-k2.6.toml
index 61db90787d..d44ba86f55 100644
--- a/providers/greenpt/models/kimi-k2.6.toml
+++ b/providers/greenpt/models/kimi-k2.6.toml
@@ -1,11 +1,16 @@
-# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
 base_model = "moonshotai/kimi-k2.6"
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
-input = 0.828
-output = 4.389
+input = 0.7524
+cache_read = 0.2508
+output = 4.275
 
 [modalities]
 input = ["text", "image"]
diff --git a/providers/greenpt/models/kimi-k2.7-code.toml b/providers/greenpt/models/kimi-k2.7-code.toml
index dc90ccaa23..9e8e1f705c 100644
--- a/providers/greenpt/models/kimi-k2.7-code.toml
+++ b/providers/greenpt/models/kimi-k2.7-code.toml
@@ -1,11 +1,16 @@
-# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
 base_model = "moonshotai/kimi-k2.7-code"
 attachment = false
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
-input = 0.941
+input = 0.9006
+cache_read = 0.1881
 output = 4.389
 
 [modalities]
diff --git a/providers/greenpt/models/kimi-k3.toml b/providers/greenpt/models/kimi-k3.toml
new file mode 100644
index 0000000000..e6a6e4d9c3
--- /dev/null
+++ b/providers/greenpt/models/kimi-k3.toml
@@ -0,0 +1,16 @@
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
+# Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
+base_model = "moonshotai/kimi-k3"
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
+
+[cost]
+input = 3.762
+cache_read = 0.9405
+output = 18.81
+
+[modalities]
+input = ["text", "image"]
diff --git a/providers/greenpt/models/minimax-m2.5.toml b/providers/greenpt/models/minimax-m2.5.toml
index b276e1959c..d9b7de3be9 100644
--- a/providers/greenpt/models/minimax-m2.5.toml
+++ b/providers/greenpt/models/minimax-m2.5.toml
@@ -1,8 +1,13 @@
-# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
+# Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-08-01).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
+# cache_read: discounted rate for cached prompt tokens. Cache writes are not
+# charged. See https://docs.greenpt.ai/prompt-caching
 base_model = "minimax/MiniMax-M2.5"
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
-input = 0.188
+input = 0.1938
+cache_read = 0.0627
 output = 1.129
diff --git a/providers/greenpt/models/mistral-medium-3.5-128b.toml b/providers/greenpt/models/mistral-medium-3.5-128b.toml
index 83fa798e13..87e1acb785 100644
--- a/providers/greenpt/models/mistral-medium-3.5-128b.toml
+++ b/providers/greenpt/models/mistral-medium-3.5-128b.toml
@@ -1,7 +1,10 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: this endpoint accepts only the values below; the remaining
+# documented values are rejected with a 400. Verified against the production API.
+# See https://docs.greenpt.ai/chat-completion
 base_model = "mistral/mistral-medium-2604"
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "high"] }]
 
 [cost]
 input = 2.052
diff --git a/providers/greenpt/models/qwen3.5-397b-a17b.toml b/providers/greenpt/models/qwen3.5-397b-a17b.toml
index 345573c6b7..302d942ca6 100644
--- a/providers/greenpt/models/qwen3.5-397b-a17b.toml
+++ b/providers/greenpt/models/qwen3.5-397b-a17b.toml
@@ -1,8 +1,10 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
 base_model = "alibaba/qwen3.5-397b-a17b"
 attachment = false
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
 input = 0.798
diff --git a/providers/greenpt/models/qwen3.6-35b-a3b.toml b/providers/greenpt/models/qwen3.6-35b-a3b.toml
index 075b197231..c398af2eef 100644
--- a/providers/greenpt/models/qwen3.6-35b-a3b.toml
+++ b/providers/greenpt/models/qwen3.6-35b-a3b.toml
@@ -1,7 +1,9 @@
 # Cost: converted from GreenPT's EUR list price at 1.14 USD/EUR (rate captured 2026-07-24).
 # Sources: https://docs.greenpt.ai/pricing and https://docs.greenpt.ai/model-cards
+# reasoning_effort: thinking is enabled by default and "none" disables it.
+# Values verified against the production API. See https://docs.greenpt.ai/chat-completion
 base_model = "alibaba/qwen3.6-35b-a3b"
-reasoning_options = []
+reasoning_options = [{ type = "effort", values = ["none", "minimal", "low", "medium", "high"] }]
 
 [cost]
 input = 0.342