From 6cf91ec9b703549f2b2f629714b86dbf41759752 Mon Sep 17 00:00:00 2001
From: Ali Rizvi <arizvi@avvo.com>
Date: Sun, 13 Jul 2025 09:36:24 -0700
Subject: [PATCH 1/3] feat(models): add OpenRouter Kimi K2 model support

Add support for Moonshot AI's Kimi K2 model via OpenRouter with:
- 131K token context window
- $0.57/million input tokens
- $2.30/million output tokens
- API model name: moonshotai/kimi-k2
---
 internal/llm/models/openrouter.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/internal/llm/models/openrouter.go b/internal/llm/models/openrouter.go
index 10ad5a040..6842f7f7c 100644
--- a/internal/llm/models/openrouter.go
+++ b/internal/llm/models/openrouter.go
@@ -23,6 +23,7 @@ const (
 	OpenRouterClaude35Haiku  ModelID = "openrouter.claude-3.5-haiku"
 	OpenRouterClaude3Opus    ModelID = "openrouter.claude-3-opus"
 	OpenRouterDeepSeekR1Free ModelID = "openrouter.deepseek-r1-free"
+	OpenRouterKimiK2         ModelID = "openrouter.kimi-k2"
 )
 
 var OpenRouterModels = map[ModelID]Model{
@@ -273,4 +274,16 @@ var OpenRouterModels = map[ModelID]Model{
 		ContextWindow:      163_840,
 		DefaultMaxTokens:   10000,
 	},
+	OpenRouterKimiK2: {
+		ID:                 OpenRouterKimiK2,
+		Name:               "OpenRouter – Kimi K2",
+		Provider:           ProviderOpenRouter,
+		APIModel:           "moonshotai/kimi-k2",
+		CostPer1MIn:        0.57,
+		CostPer1MInCached:  0.57,
+		CostPer1MOut:       2.30,
+		CostPer1MOutCached: 2.30,
+		ContextWindow:      131_072,
+		DefaultMaxTokens:   4096,
+	},
 }

From 9d48a6cf4e55affd07733417852df479f9f6fb40 Mon Sep 17 00:00:00 2001
From: Ali Rizvi <arizvi@avvo.com>
Date: Sun, 13 Jul 2025 10:10:21 -0700
Subject: [PATCH 2/3] feat: add openrouter.kimi-k2 to schema

Add missing Kimi K2 model ID to opencode-schema.json enum arrays
---
 opencode-schema.json | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/opencode-schema.json b/opencode-schema.json
index 406c75f8c..69bc32032 100644
--- a/opencode-schema.json
+++ b/opencode-schema.json
@@ -66,6 +66,7 @@
             "claude-3.7-sonnet",
             "gemini-2.0-flash",
             "openrouter.deepseek-r1-free",
+            "openrouter.kimi-k2",
             "vertexai.gemini-2.5-flash",
             "vertexai.gemini-2.5",
             "o1-pro",
@@ -176,6 +177,7 @@
               "claude-3.7-sonnet",
               "gemini-2.0-flash",
               "openrouter.deepseek-r1-free",
+              "openrouter.kimi-k2",
               "vertexai.gemini-2.5-flash",
               "vertexai.gemini-2.5",
               "o1-pro",

From 5570427f0b6ebf299fbeaf00d2c2123489a1f146 Mon Sep 17 00:00:00 2001
From: Ali Rizvi <arizvi@avvo.com>
Date: Mon, 14 Jul 2025 12:08:25 -0700
Subject: [PATCH 3/3] feat: add OpenRouter Kimi K2 free tier model support

- Add openrouter.kimi-k2-free to model enum lists in schema
- Add OpenRouterKimiK2Free constant and configuration
- Set zero costs for free tier with same context window (131k) as paid version
---
 internal/llm/models/openrouter.go | 13 +++++++++++++
 opencode-schema.json              |  2 ++
 2 files changed, 15 insertions(+)

diff --git a/internal/llm/models/openrouter.go b/internal/llm/models/openrouter.go
index 6842f7f7c..193497c73 100644
--- a/internal/llm/models/openrouter.go
+++ b/internal/llm/models/openrouter.go
@@ -24,6 +24,7 @@ const (
 	OpenRouterClaude3Opus    ModelID = "openrouter.claude-3-opus"
 	OpenRouterDeepSeekR1Free ModelID = "openrouter.deepseek-r1-free"
 	OpenRouterKimiK2         ModelID = "openrouter.kimi-k2"
+	OpenRouterKimiK2Free     ModelID = "openrouter.kimi-k2-free"
 )
 
 var OpenRouterModels = map[ModelID]Model{
@@ -286,4 +287,16 @@ var OpenRouterModels = map[ModelID]Model{
 		ContextWindow:      131_072,
 		DefaultMaxTokens:   4096,
 	},
+	OpenRouterKimiK2Free: {
+		ID:                 OpenRouterKimiK2Free,
+		Name:               "OpenRouter – Kimi K2 Free",
+		Provider:           ProviderOpenRouter,
+		APIModel:           "moonshotai/kimi-k2:free",
+		CostPer1MIn:        0,
+		CostPer1MInCached:  0,
+		CostPer1MOut:       0,
+		CostPer1MOutCached: 0,
+		ContextWindow:      131_072,
+		DefaultMaxTokens:   4096,
+	},
 }
diff --git a/opencode-schema.json b/opencode-schema.json
index 69bc32032..b38d1fe35 100644
--- a/opencode-schema.json
+++ b/opencode-schema.json
@@ -67,6 +67,7 @@
             "gemini-2.0-flash",
             "openrouter.deepseek-r1-free",
             "openrouter.kimi-k2",
+            "openrouter.kimi-k2-free",
             "vertexai.gemini-2.5-flash",
             "vertexai.gemini-2.5",
             "o1-pro",
@@ -178,6 +179,7 @@
               "gemini-2.0-flash",
               "openrouter.deepseek-r1-free",
               "openrouter.kimi-k2",
+              "openrouter.kimi-k2-free",
               "vertexai.gemini-2.5-flash",
               "vertexai.gemini-2.5",
               "o1-pro",