diff --git a/libs/partners/fireworks/langchain_fireworks/data/_profiles.py b/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
index 4aa2b13f7bb..e9fc2409df9 100644
--- a/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
+++ b/libs/partners/fireworks/langchain_fireworks/data/_profiles.py
@@ -56,6 +56,27 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": False,
         "temperature": True,
     },
+    "accounts/fireworks/models/deepseek-v4-pro": {
+        "name": "DeepSeek V4 Pro",
+        "release_date": "2026-04-24",
+        "last_updated": "2026-04-24",
+        "open_weights": True,
+        "max_input_tokens": 1000000,
+        "max_output_tokens": 384000,
+        "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,
+        "structured_output": True,
+        "attachment": False,
+        "temperature": True,
+    },
     "accounts/fireworks/models/glm-4p5": {
         "name": "GLM 4.5",
         "release_date": "2025-07-29",
diff --git a/libs/partners/openai/langchain_openai/data/_profiles.py b/libs/partners/openai/langchain_openai/data/_profiles.py
index 193ed804e59..397a362d674 100644
--- a/libs/partners/openai/langchain_openai/data/_profiles.py
+++ b/libs/partners/openai/langchain_openai/data/_profiles.py
@@ -925,6 +925,32 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "image_tool_message": True,
         "tool_choice": True,
     },
+    "gpt-5.5-pro": {
+        "name": "GPT-5.5 Pro",
+        "release_date": "2026-04-23",
+        "last_updated": "2026-04-23",
+        "open_weights": False,
+        "max_input_tokens": 1050000,
+        "max_output_tokens": 128000,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": False,
+        "pdf_inputs": True,
+        "video_inputs": False,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "structured_output": True,
+        "attachment": True,
+        "temperature": False,
+        "image_url_inputs": True,
+        "pdf_tool_message": True,
+        "image_tool_message": True,
+        "tool_choice": True,
+    },
     "gpt-image-1": {
         "name": "gpt-image-1",
         "release_date": "2025-04-24",
diff --git a/libs/partners/openrouter/langchain_openrouter/data/_profiles.py b/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
index 296433da0b2..e7dc9e42555 100644
--- a/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
+++ b/libs/partners/openrouter/langchain_openrouter/data/_profiles.py
@@ -1919,6 +1919,27 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": False,
         "temperature": True,
     },
+    "nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free": {
+        "name": "Nemotron 3 Nano Omni (free)",
+        "release_date": "2026-04-28",
+        "last_updated": "2026-04-28",
+        "open_weights": True,
+        "max_input_tokens": 256000,
+        "max_output_tokens": 65536,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": True,
+        "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,
+    },
     "nvidia/nemotron-3-super-120b-a12b": {
         "name": "Nemotron 3 Super",
         "release_date": "2026-03-11",
@@ -2552,6 +2573,28 @@ _PROFILES: dict[str, dict[str, Any]] = {
         "attachment": True,
         "temperature": False,
     },
+    "openai/gpt-5.5-pro": {
+        "name": "GPT-5.5 Pro",
+        "release_date": "2026-04-23",
+        "last_updated": "2026-04-23",
+        "open_weights": False,
+        "max_input_tokens": 1050000,
+        "max_output_tokens": 128000,
+        "text_inputs": True,
+        "image_inputs": True,
+        "audio_inputs": False,
+        "pdf_inputs": True,
+        "video_inputs": False,
+        "text_outputs": True,
+        "image_outputs": False,
+        "audio_outputs": False,
+        "video_outputs": False,
+        "reasoning_output": True,
+        "tool_calling": True,
+        "structured_output": True,
+        "attachment": True,
+        "temperature": False,
+    },
     "openai/gpt-oss-120b": {
         "name": "GPT OSS 120B",
         "release_date": "2025-08-05",