From 40d6f292e9de7c139acd11b75e47fa8566aafff8 Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Wed, 15 Oct 2025 19:39:28 +0000
Subject: [PATCH 1/6] fix: Reduce dependencies and use peer dependencies when
 needed

---
 .../server-ai-langchain/package.json             | 10 +++++-----
 .../server-ai-langchain/src/LangChainProvider.ts |  2 +-
 .../ai-providers/server-ai-openai/package.json   |  6 +++---
 .../server-ai-openai/src/OpenAIProvider.ts       |  2 +-
 .../ai-providers/server-ai-vercel/package.json   | 16 +++++-----------
 .../server-ai-vercel/src/VercelProvider.ts       |  2 +-
 packages/sdk/server-ai/src/index.ts              |  2 ++
 7 files changed, 18 insertions(+), 22 deletions(-)

diff --git a/packages/ai-providers/server-ai-langchain/package.json b/packages/ai-providers/server-ai-langchain/package.json
index 265c1fc305..db3032f426 100644
--- a/packages/ai-providers/server-ai-langchain/package.json
+++ b/packages/ai-providers/server-ai-langchain/package.json
@@ -27,12 +27,10 @@
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
   "dependencies": {
-    "@langchain/core": ">=0.2.21 <0.3.0",
-    "@launchdarkly/server-sdk-ai": "^0.12.1",
-    "langchain": "^0.2.11"
+    "@launchdarkly/server-sdk-ai": "^0.12.1"
   },
   "devDependencies": {
-    "@launchdarkly/js-server-sdk-common": "2.16.2",
+    "@langchain/core": "^0.3.0",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/jest": "^29.5.3",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
@@ -45,11 +43,13 @@
     "eslint-plugin-jest": "^27.6.3",
     "eslint-plugin-prettier": "^5.0.0",
     "jest": "^29.6.1",
+    "langchain": "^0.3.0",
     "prettier": "^3.0.0",
     "ts-jest": "^29.1.1",
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "@launchdarkly/js-server-sdk-common": "2.x"
+    "@langchain/core": "^0.2.0 || ^0.3.0",
+    "langchain": "^0.2.0 || ^0.3.0"
   }
 }
diff --git a/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts b/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
index b7981abac3..5aebe749c5 100644
--- a/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
+++ b/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
@@ -2,12 +2,12 @@ import { BaseChatModel } from '@langchain/core/language_models/chat_models';
 import { AIMessage, HumanMessage, SystemMessage } from '@langchain/core/messages';
 import { initChatModel } from 'langchain/chat_models/universal';
 
-import { LDLogger } from '@launchdarkly/js-server-sdk-common';
 import {
   AIProvider,
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,
+  LDLogger,
   LDMessage,
   LDTokenUsage,
 } from '@launchdarkly/server-sdk-ai';
diff --git a/packages/ai-providers/server-ai-openai/package.json b/packages/ai-providers/server-ai-openai/package.json
index bba34bfa08..782615f2e8 100644
--- a/packages/ai-providers/server-ai-openai/package.json
+++ b/packages/ai-providers/server-ai-openai/package.json
@@ -27,8 +27,7 @@
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
   "dependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.1",
-    "openai": "^4.0.0"
+    "@launchdarkly/server-sdk-ai": "^0.12.1"
   },
   "devDependencies": {
     "@launchdarkly/js-server-sdk-common": "2.16.2",
@@ -44,11 +43,12 @@
     "eslint-plugin-jest": "^27.6.3",
     "eslint-plugin-prettier": "^5.0.0",
     "jest": "^29.6.1",
+    "openai": "^6.0.0",
     "prettier": "^3.0.0",
     "ts-jest": "^29.1.1",
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "@launchdarkly/js-server-sdk-common": "2.x"
+    "openai": "^4.0.0"
   }
 }
diff --git a/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts b/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
index 065d7e0a78..7c956861e7 100644
--- a/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
+++ b/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
@@ -1,11 +1,11 @@
 import { OpenAI } from 'openai';
 
-import { LDLogger } from '@launchdarkly/js-server-sdk-common';
 import {
   AIProvider,
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,
+  LDLogger,
   LDMessage,
   LDTokenUsage,
 } from '@launchdarkly/server-sdk-ai';
diff --git a/packages/ai-providers/server-ai-vercel/package.json b/packages/ai-providers/server-ai-vercel/package.json
index ac08a8b1d9..0429cf8a1a 100644
--- a/packages/ai-providers/server-ai-vercel/package.json
+++ b/packages/ai-providers/server-ai-vercel/package.json
@@ -27,16 +27,7 @@
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
   "dependencies": {
-    "@ai-sdk/provider": "^2.0.0",
-    "@launchdarkly/server-sdk-ai": "^0.12.1",
-    "ai": "^5.0.0"
-  },
-  "optionalDependencies": {
-    "@ai-sdk/anthropic": "^2.0.0",
-    "@ai-sdk/cohere": "^2.0.0",
-    "@ai-sdk/google": "^2.0.0",
-    "@ai-sdk/mistral": "^2.0.0",
-    "@ai-sdk/openai": "^2.0.0"
+    "@launchdarkly/server-sdk-ai": "^0.12.1"
   },
   "devDependencies": {
     "@ai-sdk/anthropic": "^2.0.0",
@@ -44,11 +35,13 @@
     "@ai-sdk/google": "^2.0.0",
     "@ai-sdk/mistral": "^2.0.0",
     "@ai-sdk/openai": "^2.0.0",
+    "@ai-sdk/provider": "^2.0.0",
     "@launchdarkly/js-server-sdk-common": "2.16.2",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/jest": "^29.5.3",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
     "@typescript-eslint/parser": "^6.20.0",
+    "ai": "^5.0.0",
     "eslint": "^8.45.0",
     "eslint-config-airbnb-base": "^15.0.0",
     "eslint-config-airbnb-typescript": "^17.1.0",
@@ -62,6 +55,7 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "@launchdarkly/js-server-sdk-common": "2.x"
+    "@ai-sdk/provider": "^2.0.0",
+    "ai": "^4.0.0 || ^5.0.0"
   }
 }
diff --git a/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts b/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
index a2ac1695bb..5aeeb3ddd0 100644
--- a/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
+++ b/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
@@ -1,12 +1,12 @@
 import { LanguageModelV2 } from '@ai-sdk/provider';
 import { generateText } from 'ai';
 
-import { LDLogger } from '@launchdarkly/js-server-sdk-common';
 import {
   AIProvider,
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,
+  LDLogger,
   LDMessage,
   LDTokenUsage,
 } from '@launchdarkly/server-sdk-ai';
diff --git a/packages/sdk/server-ai/src/index.ts b/packages/sdk/server-ai/src/index.ts
index 2ca8209b53..3dfc66c0dd 100644
--- a/packages/sdk/server-ai/src/index.ts
+++ b/packages/sdk/server-ai/src/index.ts
@@ -19,4 +19,6 @@ export function initAi(ldClient: LDClientMin): LDAIClient {
   return new LDAIClientImpl(ldClient);
 }
 
+export { LDLogger } from '@launchdarkly/js-server-sdk-common';
+
 export * from './api';

From e69c86f851a340c390d786bb73cb83c3a043cd54 Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Wed, 15 Oct 2025 20:12:24 +0000
Subject: [PATCH 2/6] fix versions and optional peer dependencies

---
 .../server-ai-openai/package.json             |  2 +-
 .../server-ai-vercel/package.json             | 22 +++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/packages/ai-providers/server-ai-openai/package.json b/packages/ai-providers/server-ai-openai/package.json
index 782615f2e8..461f5c5d67 100644
--- a/packages/ai-providers/server-ai-openai/package.json
+++ b/packages/ai-providers/server-ai-openai/package.json
@@ -49,6 +49,6 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "openai": "^4.0.0"
+    "openai": ">= 4 < 7"
   }
 }
diff --git a/packages/ai-providers/server-ai-vercel/package.json b/packages/ai-providers/server-ai-vercel/package.json
index 0429cf8a1a..bf048b3330 100644
--- a/packages/ai-providers/server-ai-vercel/package.json
+++ b/packages/ai-providers/server-ai-vercel/package.json
@@ -55,7 +55,29 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
+    "@ai-sdk/openai": "^2.0.0",
+    "@ai-sdk/anthropic": "^2.0.0",
+    "@ai-sdk/cohere": "^2.0.0",
+    "@ai-sdk/google": "^2.0.0",
+    "@ai-sdk/mistral": "^2.0.0",
     "@ai-sdk/provider": "^2.0.0",
     "ai": "^4.0.0 || ^5.0.0"
+  },
+  "peerDependenciesMeta": {
+    "@ai-sdk/openai": {
+      "optional": true
+    },
+    "@ai-sdk/anthropic": {
+      "optional": true
+    },
+    "@ai-sdk/cohere": {
+      "optional": true
+    },
+    "@ai-sdk/google": {
+      "optional": true
+    },
+    "@ai-sdk/mistral": {
+      "optional": true
+    }
   }
 }

From 09c925948f99b4462b6d22749d6514659fcd345e Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Wed, 15 Oct 2025 22:40:31 +0000
Subject: [PATCH 3/6] address feedback

---
 packages/ai-providers/server-ai-langchain/package.json        | 4 +---
 .../ai-providers/server-ai-langchain/src/LangChainProvider.ts | 4 ++--
 packages/ai-providers/server-ai-openai/package.json           | 4 +---
 packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts  | 4 ++--
 packages/ai-providers/server-ai-vercel/package.json           | 4 +---
 packages/ai-providers/server-ai-vercel/src/VercelProvider.ts  | 4 ++--
 6 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/packages/ai-providers/server-ai-langchain/package.json b/packages/ai-providers/server-ai-langchain/package.json
index db3032f426..bac32d0266 100644
--- a/packages/ai-providers/server-ai-langchain/package.json
+++ b/packages/ai-providers/server-ai-langchain/package.json
@@ -26,9 +26,6 @@
   ],
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
-  "dependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.1"
-  },
   "devDependencies": {
     "@langchain/core": "^0.3.0",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
@@ -49,6 +46,7 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@langchain/core": "^0.2.0 || ^0.3.0",
     "langchain": "^0.2.0 || ^0.3.0"
   }
diff --git a/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts b/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
index 5aebe749c5..01df295384 100644
--- a/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
+++ b/packages/ai-providers/server-ai-langchain/src/LangChainProvider.ts
@@ -2,8 +2,8 @@ import { BaseChatModel } from '@langchain/core/language_models/chat_models';
 import { AIMessage, HumanMessage, SystemMessage } from '@langchain/core/messages';
 import { initChatModel } from 'langchain/chat_models/universal';
 
-import {
-  AIProvider,
+import { AIProvider } from '@launchdarkly/server-sdk-ai';
+import type {
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,
diff --git a/packages/ai-providers/server-ai-openai/package.json b/packages/ai-providers/server-ai-openai/package.json
index 461f5c5d67..e046b3c03b 100644
--- a/packages/ai-providers/server-ai-openai/package.json
+++ b/packages/ai-providers/server-ai-openai/package.json
@@ -26,9 +26,6 @@
   ],
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
-  "dependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.1"
-  },
   "devDependencies": {
     "@launchdarkly/js-server-sdk-common": "2.16.2",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
@@ -49,6 +46,7 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "openai": ">= 4 < 7"
   }
 }
diff --git a/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts b/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
index 7c956861e7..4d1ca699df 100644
--- a/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
+++ b/packages/ai-providers/server-ai-openai/src/OpenAIProvider.ts
@@ -1,7 +1,7 @@
 import { OpenAI } from 'openai';
 
-import {
-  AIProvider,
+import { AIProvider } from '@launchdarkly/server-sdk-ai';
+import type {
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,
diff --git a/packages/ai-providers/server-ai-vercel/package.json b/packages/ai-providers/server-ai-vercel/package.json
index bf048b3330..386fcf0177 100644
--- a/packages/ai-providers/server-ai-vercel/package.json
+++ b/packages/ai-providers/server-ai-vercel/package.json
@@ -26,9 +26,6 @@
   ],
   "author": "LaunchDarkly",
   "license": "Apache-2.0",
-  "dependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.1"
-  },
   "devDependencies": {
     "@ai-sdk/anthropic": "^2.0.0",
     "@ai-sdk/cohere": "^2.0.0",
@@ -55,6 +52,7 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@ai-sdk/openai": "^2.0.0",
     "@ai-sdk/anthropic": "^2.0.0",
     "@ai-sdk/cohere": "^2.0.0",
diff --git a/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts b/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
index 5aeeb3ddd0..d006b62ab7 100644
--- a/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
+++ b/packages/ai-providers/server-ai-vercel/src/VercelProvider.ts
@@ -1,8 +1,8 @@
 import { LanguageModelV2 } from '@ai-sdk/provider';
 import { generateText } from 'ai';
 
-import {
-  AIProvider,
+import { AIProvider } from '@launchdarkly/server-sdk-ai';
+import type {
   ChatResponse,
   LDAIConfig,
   LDAIMetrics,

From ba8879adaa1cdbc362f71bfa7a7343067cacd443 Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Wed, 15 Oct 2025 22:42:05 +0000
Subject: [PATCH 4/6] fix sort order

---
 packages/ai-providers/server-ai-langchain/package.json |  2 +-
 packages/ai-providers/server-ai-vercel/package.json    | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/packages/ai-providers/server-ai-langchain/package.json b/packages/ai-providers/server-ai-langchain/package.json
index bac32d0266..3caf634a9e 100644
--- a/packages/ai-providers/server-ai-langchain/package.json
+++ b/packages/ai-providers/server-ai-langchain/package.json
@@ -46,8 +46,8 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@langchain/core": "^0.2.0 || ^0.3.0",
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "langchain": "^0.2.0 || ^0.3.0"
   }
 }
diff --git a/packages/ai-providers/server-ai-vercel/package.json b/packages/ai-providers/server-ai-vercel/package.json
index 386fcf0177..0999467e8a 100644
--- a/packages/ai-providers/server-ai-vercel/package.json
+++ b/packages/ai-providers/server-ai-vercel/package.json
@@ -52,19 +52,16 @@
     "typescript": "5.1.6"
   },
   "peerDependencies": {
-    "@launchdarkly/server-sdk-ai": "^0.12.2",
-    "@ai-sdk/openai": "^2.0.0",
     "@ai-sdk/anthropic": "^2.0.0",
     "@ai-sdk/cohere": "^2.0.0",
     "@ai-sdk/google": "^2.0.0",
     "@ai-sdk/mistral": "^2.0.0",
+    "@ai-sdk/openai": "^2.0.0",
     "@ai-sdk/provider": "^2.0.0",
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "ai": "^4.0.0 || ^5.0.0"
   },
   "peerDependenciesMeta": {
-    "@ai-sdk/openai": {
-      "optional": true
-    },
     "@ai-sdk/anthropic": {
       "optional": true
     },
@@ -76,6 +73,9 @@
     },
     "@ai-sdk/mistral": {
       "optional": true
+    },
+    "@ai-sdk/openai": {
+      "optional": true
     }
   }
 }

From 8f8fe428b521465827132fed6ba0082cc47a7bf2 Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Thu, 16 Oct 2025 13:19:50 +0000
Subject: [PATCH 5/6] add missing dev dependency

---
 packages/ai-providers/server-ai-langchain/package.json | 1 +
 packages/ai-providers/server-ai-openai/package.json    | 1 +
 packages/ai-providers/server-ai-vercel/package.json    | 2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/ai-providers/server-ai-langchain/package.json b/packages/ai-providers/server-ai-langchain/package.json
index 3caf634a9e..6e9fa9b371 100644
--- a/packages/ai-providers/server-ai-langchain/package.json
+++ b/packages/ai-providers/server-ai-langchain/package.json
@@ -28,6 +28,7 @@
   "license": "Apache-2.0",
   "devDependencies": {
     "@langchain/core": "^0.3.0",
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/jest": "^29.5.3",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
diff --git a/packages/ai-providers/server-ai-openai/package.json b/packages/ai-providers/server-ai-openai/package.json
index e046b3c03b..886823adb0 100644
--- a/packages/ai-providers/server-ai-openai/package.json
+++ b/packages/ai-providers/server-ai-openai/package.json
@@ -28,6 +28,7 @@
   "license": "Apache-2.0",
   "devDependencies": {
     "@launchdarkly/js-server-sdk-common": "2.16.2",
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/jest": "^29.5.3",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
diff --git a/packages/ai-providers/server-ai-vercel/package.json b/packages/ai-providers/server-ai-vercel/package.json
index 0999467e8a..4d9e954991 100644
--- a/packages/ai-providers/server-ai-vercel/package.json
+++ b/packages/ai-providers/server-ai-vercel/package.json
@@ -33,7 +33,7 @@
     "@ai-sdk/mistral": "^2.0.0",
     "@ai-sdk/openai": "^2.0.0",
     "@ai-sdk/provider": "^2.0.0",
-    "@launchdarkly/js-server-sdk-common": "2.16.2",
+    "@launchdarkly/server-sdk-ai": "^0.12.2",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/jest": "^29.5.3",
     "@typescript-eslint/eslint-plugin": "^6.20.0",

From 5a1ec59fdc633a792f372edd8602c5cf1d910244 Mon Sep 17 00:00:00 2001
From: jsonbailey <jbailey@launchdarkly.com>
Date: Thu, 16 Oct 2025 13:20:38 +0000
Subject: [PATCH 6/6] update server-ai version

---
 packages/sdk/server-ai/package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/sdk/server-ai/package.json b/packages/sdk/server-ai/package.json
index 2bc3dd7465..890f3cf576 100644
--- a/packages/sdk/server-ai/package.json
+++ b/packages/sdk/server-ai/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@launchdarkly/server-sdk-ai",
-  "version": "0.12.1",
+  "version": "0.12.2",
   "description": "LaunchDarkly AI SDK for Server-Side JavaScript",
   "homepage": "https://github.com/launchdarkly/js-core/tree/main/packages/sdk/server-ai",
   "repository": {