diff --git a/libs/partners/fireworks/langchain_fireworks/data/_profiles.py b/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
index 0f1334c40ee..daa56faeddc 100644
--- a/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
+++ b/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
@@ -136,6 +136,26 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": False,
         "temperature": True,
     },
+    "accounts/fireworks/models/glm-5p1": {
+        "name": "GLM 5.1",
+        "release_date": "2026-04-01",
+        "last_updated": "2026-04-01",
+        "open_weights": True,
+        "max_input_tokens": 202800,
+        "max_output_tokens": 131072,
+        "text_inputs": True,
+        "image_inputs": False,
+        "audio_inputs": False,
+        "video_inputs": False,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "attachment": False,
+        "temperature": True,
+    },
     "accounts/fireworks/models/gpt-oss-120b": {
         "name": "GPT OSS 120B",
         "release_date": "2025-08-05",
@@ -276,6 +296,26 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": False,
         "temperature": True,
     },
+    "accounts/fireworks/models/qwen3p6-plus": {
+        "name": "Qwen 3.6 Plus",
+        "release_date": "2026-04-04",
+        "last_updated": "2026-04-04",
+        "open_weights": False,
+        "max_input_tokens": 128000,
+        "max_output_tokens": 8192,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": False,
+        "video_inputs": False,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "attachment": True,
+        "temperature": True,
+    },
     "accounts/fireworks/routers/kimi-k2p5-turbo": {
         "name": "Kimi K2.5 Turbo (firepass)",
         "release_date": "2026-01-27",
diff --git a/libs/partners/openrouter/langchain_openrouter/data/_profiles.py b/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
index 6c450850277..ce5c407a3bc 100644
--- a/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
+++ b/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
@@ -1070,6 +1070,27 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": True,
         "temperature": True,
     },
+    "google/gemma-4-26b-a4b-it:free": {
+        "name": "Gemma 4 26B A4B (free)",
+        "release_date": "2026-04-03",
+        "last_updated": "2026-04-03",
+        "open_weights": True,
+        "max_input_tokens": 262144,
+        "max_output_tokens": 32768,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": False,
+        "video_inputs": True,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "structured_output": True,
+        "attachment": True,
+        "temperature": True,
+    },
     "google/gemma-4-31b-it": {
         "name": "Gemma 4 31B",
         "release_date": "2026-04-02",
@@ -1091,6 +1112,27 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": True,
         "temperature": True,
     },
+    "google/gemma-4-31b-it:free": {
+        "name": "Gemma 4 31B (free)",
+        "release_date": "2026-04-02",
+        "last_updated": "2026-04-02",
+        "open_weights": True,
+        "max_input_tokens": 262144,
+        "max_output_tokens": 32768,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": False,
+        "video_inputs": True,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "structured_output": True,
+        "attachment": True,
+        "temperature": True,
+    },
     "inception/mercury": {
         "name": "Mercury",
         "release_date": "2025-06-26",
@@ -2965,8 +3007,8 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": True,
         "temperature": True,
     },
-    "qwen/qwen3.6-plus:free": {
-        "name": "Qwen3.6 Plus (free)",
+    "qwen/qwen3.6-plus": {
+        "name": "Qwen3.6 Plus",
         "release_date": "2026-04-02",
         "last_updated": "2026-04-02",
         "open_weights": False,