Merge pull request #443 from mikeyobrien/main

Add thinking support for claude-3-7-sonnet

Author: tjbck

examples/pipelines/providers/anthropic_manifold_pipeline.py

@@ -6,7 +6,7 @@
 license: MIT
 description: A pipeline for generating text and processing images using the Anthropic API.
 requirements: requests, sseclient-py
-environment_variables: ANTHROPIC_API_KEY
+environment_variables: ANTHROPIC_API_KEY, ANTHROPIC_THINKING_BUDGET_TOKENS, ANTHROPIC_ENABLE_THINKING
 """
 
 import os
@@ -18,6 +18,17 @@
 
 from utils.pipelines.main import pop_system_message
 
+REASONING_EFFORT_BUDGET_TOKEN_MAP = {
+    "none": None,
+    "low": 1024,
+    "medium": 4096,
+    "high": 16384,
+    "max": 32768,
+}
+
+# Maximum combined token limit for Claude 3.7
+MAX_COMBINED_TOKENS = 64000
+
 
 class Pipeline:
     class Valves(BaseModel):
@@ -29,16 +40,20 @@ def __init__(self):
         self.name = "anthropic/"
 
         self.valves = self.Valves(
-            **{"ANTHROPIC_API_KEY": os.getenv("ANTHROPIC_API_KEY", "your-api-key-here")}
+            **{
+                "ANTHROPIC_API_KEY": os.getenv(
+                    "ANTHROPIC_API_KEY", "your-api-key-here"
+                ),
+            }
         )
-        self.url = 'https://api.anthropic.com/v1/messages'
+        self.url = "https://api.anthropic.com/v1/messages"
         self.update_headers()
 
     def update_headers(self):
         self.headers = {
-            'anthropic-version': '2023-06-01',
-            'content-type': 'application/json',
-            'x-api-key': self.valves.ANTHROPIC_API_KEY
+            "anthropic-version": "2023-06-01",
+            "content-type": "application/json",
+            "x-api-key": self.valves.ANTHROPIC_API_KEY,
         }
 
     def get_anthropic_models(self):
@@ -88,7 +103,7 @@ def pipe(
     ) -> Union[str, Generator, Iterator]:
         try:
             # Remove unnecessary keys
-            for key in ['user', 'chat_id', 'title']:
+            for key in ["user", "chat_id", "title"]:
                 body.pop(key, None)
 
             system_message, messages = pop_system_message(messages)
@@ -102,28 +117,40 @@ def pipe(
                 if isinstance(message.get("content"), list):
                     for item in message["content"]:
                         if item["type"] == "text":
-                            processed_content.append({"type": "text", "text": item["text"]})
+                            processed_content.append(
+                                {"type": "text", "text": item["text"]}
+                            )
                         elif item["type"] == "image_url":
                             if image_count >= 5:
-                                raise ValueError("Maximum of 5 images per API call exceeded")
+                                raise ValueError(
+                                    "Maximum of 5 images per API call exceeded"
+                                )
 
                             processed_image = self.process_image(item["image_url"])
                             processed_content.append(processed_image)
 
                             if processed_image["source"]["type"] == "base64":
-                                image_size = len(processed_image["source"]["data"]) * 3 / 4
+                                image_size = (
+                                    len(processed_image["source"]["data"]) * 3 / 4
+                                )
                             else:
                                 image_size = 0
 
                             total_image_size += image_size
                             if total_image_size > 100 * 1024 * 1024:
-                                raise ValueError("Total size of images exceeds 100 MB limit")
+                                raise ValueError(
+                                    "Total size of images exceeds 100 MB limit"
+                                )
 
                             image_count += 1
                 else:
-                    processed_content = [{"type": "text", "text": message.get("content", "")}]
+                    processed_content = [
+                        {"type": "text", "text": message.get("content", "")}
+                    ]
 
-                processed_messages.append({"role": message["role"], "content": processed_content})
+                processed_messages.append(
+                    {"role": message["role"], "content": processed_content}
+                )
 
             # Prepare the payload
             payload = {
@@ -139,38 +166,107 @@ def pipe(
             }
 
             if body.get("stream", False):
+                supports_thinking = "claude-3-7" in model_id
+                reasoning_effort = body.get("reasoning_effort", "none")
+                budget_tokens = REASONING_EFFORT_BUDGET_TOKEN_MAP.get(reasoning_effort)
+
+                # Allow users to input an integer value representing budget tokens
+                if (
+                    not budget_tokens
+                    and reasoning_effort not in REASONING_EFFORT_BUDGET_TOKEN_MAP.keys()
+                ):
+                    try:
+                        budget_tokens = int(reasoning_effort)
+                    except ValueError as e:
+                        print("Failed to convert reasoning effort to int", e)
+                        budget_tokens = None
+
+                if supports_thinking and budget_tokens:
+                    # Check if the combined tokens (budget_tokens + max_tokens) exceeds the limit
+                    max_tokens = payload.get("max_tokens", 4096)
+                    combined_tokens = budget_tokens + max_tokens
+
+                    if combined_tokens > MAX_COMBINED_TOKENS:
+                        error_message = f"Error: Combined tokens (budget_tokens {budget_tokens} + max_tokens {max_tokens} = {combined_tokens}) exceeds the maximum limit of {MAX_COMBINED_TOKENS}"
+                        print(error_message)
+                        return error_message
+
+                    payload["max_tokens"] = combined_tokens
+                    payload["thinking"] = {
+                        "type": "enabled",
+                        "budget_tokens": budget_tokens,
+                    }
+                    # Thinking requires temperature 1.0 and does not support top_p, top_k
+                    payload["temperature"] = 1.0
+                    if "top_k" in payload:
+                        del payload["top_k"]
+                    if "top_p" in payload:
+                        del payload["top_p"]
                 return self.stream_response(payload)
             else:
                 return self.get_completion(payload)
         except Exception as e:
             return f"Error: {e}"
 
     def stream_response(self, payload: dict) -> Generator:
-        response = requests.post(self.url, headers=self.headers, json=payload, stream=True)
-
-        if response.status_code == 200:
-            client = sseclient.SSEClient(response)
-            for event in client.events():
-                try:
-                    data = json.loads(event.data)
-                    if data["type"] == "content_block_start":
-                        yield data["content_block"]["text"]
-                    elif data["type"] == "content_block_delta":
-                        yield data["delta"]["text"]
-                    elif data["type"] == "message_stop":
-                        break
-                except json.JSONDecodeError:
-                    print(f"Failed to parse JSON: {event.data}")
-                except KeyError as e:
-                    print(f"Unexpected data structure: {e}")
-                    print(f"Full data: {data}")
-        else:
-            raise Exception(f"Error: {response.status_code} - {response.text}")
+        """Used for title and tag generation"""
+        try:
+            response = requests.post(
+                self.url, headers=self.headers, json=payload, stream=True
+            )
+            print(f"{response} for {payload}")
+
+            if response.status_code == 200:
+                client = sseclient.SSEClient(response)
+                for event in client.events():
+                    try:
+                        data = json.loads(event.data)
+                        if data["type"] == "content_block_start":
+                            if data["content_block"]["type"] == "thinking":
+                                yield "<think>"
+                            else:
+                                yield data["content_block"]["text"]
+                        elif data["type"] == "content_block_delta":
+                            if data["delta"]["type"] == "thinking_delta":
+                                yield data["delta"]["thinking"]
+                            elif data["delta"]["type"] == "signature_delta":
+                                yield "\n </think> \n\n"
+                            else:
+                                yield data["delta"]["text"]
+                        elif data["type"] == "message_stop":
+                            break
+                    except json.JSONDecodeError:
+                        print(f"Failed to parse JSON: {event.data}")
+                        yield f"Error: Failed to parse JSON response"
+                    except KeyError as e:
+                        print(f"Unexpected data structure: {e} for payload {payload}")
+                        print(f"Full data: {data}")
+                        yield f"Error: Unexpected data structure: {e}"
+            else:
+                error_message = f"Error: {response.status_code} - {response.text}"
+                print(error_message)
+                yield error_message
+        except Exception as e:
+            error_message = f"Error: {str(e)}"
+            print(error_message)
+            yield error_message
 
     def get_completion(self, payload: dict) -> str:
-        response = requests.post(self.url, headers=self.headers, json=payload)
-        if response.status_code == 200:
-            res = response.json()
-            return res["content"][0]["text"] if "content" in res and res["content"] else ""
-        else:
-            raise Exception(f"Error: {response.status_code} - {response.text}")
+        try:
+            response = requests.post(self.url, headers=self.headers, json=payload)
+            print(response, payload)
+            if response.status_code == 200:
+                res = response.json()
+                for content in res["content"]:
+                    if not content.get("text"):
+                        continue
+                    return content["text"]
+                return ""
+            else:
+                error_message = f"Error: {response.status_code} - {response.text}"
+                print(error_message)
+                return error_message
+        except Exception as e:
+            error_message = f"Error: {str(e)}"
+            print(error_message)
+            return error_message