Claude: new prompt converter + non-streaming tools

c3c10a629e000f3d7479f9a50fbb6d28316acaa0

Cohee <18619528+Cohee1207@users.noreply.github.com>

Parents: 559f1b81f79b2c4e2dc68538d29ead31ed738c36

public/scripts/tool-calling.js+22 -25 Viewed

         const supportedSources = [
             chat_completion_sources.OPENAI,
-            //chat_completion_sources.COHERE,
             chat_completion_sources.CUSTOM,
             chat_completion_sources.MISTRALAI,
-            //chat_completion_sources.CLAUDE,
+            chat_completion_sources.CLAUDE,
             chat_completion_sources.OPENROUTER,
             chat_completion_sources.GROQ,
         ];

+        }
         // Parsed tool calls from non-streaming data
-        if (!Array.isArray(data?.choices)) {
+        if (Array.isArray(data?.choices)) {
-            return;
-        }
             // Find a choice with 0-index
             const choice = data.choices.find(choice => choice.index === 0);
-        if (!choice) {
+            if (choice) {
-            return;
+                return choice.message.tool_calls;
+            }
+        }
-        return choice.message.tool_calls;
+        if (Array.isArray(data?.content)) {
+            // Claude tool calls to OpenAI tool calls
+            const content = data.content.filter(c => c.type === 'tool_use').map(c => {
+                return {
+                    id: c.id,
+                    function: {
+                        name: c.name,
+                        arguments: c.input,
+                    },
+                };
+            });
+            return content;
+        }
+    }
     /**

             chat_completion_sources.GROQ,
         ];
-        if (oaiCompatibleSources.includes(oai_settings.chat_completion_source)) {
         if (!Array.isArray(toolCalls)) {
             return result;
+        }

             };
             result.invocations.push(invocation);
+        }
-        }
-        /*
-        if ([chat_completion_sources.CLAUDE].includes(oai_settings.chat_completion_source)) {
-            if (!Array.isArray(data?.content)) {
-                return;
-            }
-            for (const content of data.content) {
-                if (content.type === 'tool_use') {
-                    const args = { name: content.name, arguments: JSON.stringify(content.input) };
-                }
-            }
-        }
-        */
         return result;
+    }

      * @param {ToolInvocation[]} invocations Successful tool invocations
      */
     static saveFunctionToolInvocations(invocations) {
+        if (!Array.isArray(invocations) || invocations.length === 0) {
+            return;
+        }
         const message = {
             name: systemUserName,
             force_avatar: system_avatar,

src/endpoints/backends/chat-completions.js+0 -2 Viewed

         } else {
             delete requestBody.system;
+        }
-        /*
         if (Array.isArray(request.body.tools) && request.body.tools.length > 0) {
             // Claude doesn't do prefills on function calls, and doesn't allow empty messages
             if (convertedPrompt.messages.length && convertedPrompt.messages[convertedPrompt.messages.length - 1].role === 'assistant') {

@@ -137,7 +136,6 @@ async function sendClaudeRequest(request, response) {
137	.map(tool => tool.function)	136	.map(tool => tool.function)
138	.map(fn => ({ name: fn.name, description: fn.description, input_schema: fn.parameters }));	137	.map(fn => ({ name: fn.name, description: fn.description, input_schema: fn.parameters }));
139	}	138	}
140	*/
141	if (enableSystemPromptCache) {	139	if (enableSystemPromptCache) {
142	additionalHeaders['anthropic-beta'] = 'prompt-caching-2024-07-31';	140	additionalHeaders['anthropic-beta'] = 'prompt-caching-2024-07-31';
143	}	141	}

src/prompt-converters.js+87 -40 Viewed

             });
+        }
+    }
     // Now replace all further messages that have the role 'system' with the role 'user'. (or all if we're not using one)
     messages.forEach((message) => {
+        if (message.role === 'assistant' && message.tool_calls) {
+            message.content = message.tool_calls.map((tc) => ({
+                type: 'tool_use',
+                id: tc.id,
+                name: tc.function.name,
+                input: tc.function.arguments,
+            }));
+        }
+        if (message.role === 'tool') {
+            message.role = 'user';
+            message.content = [{
+                type: 'tool_result',
+                tool_use_id: message.tool_call_id,
+                content: message.content,
+            }];
+        }
         if (message.role === 'system') {
             if (userName && message.name === 'example_user') {
                 message.content = `${userName}: ${message.content}`;

                 message.content = `${charName}: ${message.content}`;
+            }
             message.role = 'user';
+            // Delete name here so it doesn't get added later
+            delete message.name;
+        }
-    });
-    // Shouldn't be conditional anymore, messages api expects the last role to be user unless we're explicitly prefilling
+        // Convert everything to an array of it would be easier to work with
-    if (prefillString) {
+        if (typeof message.content === 'string') {
-        messages.push({
+            // Take care of name properties since claude messages don't support them
-            role: 'assistant',
+            if (message.name) {
-            content: prefillString.trimEnd(),
+                message.content = `${message.name}: ${message.content}`;
-        });
+            }
-    // Since the messaging endpoint only supports user assistant roles in turns, we have to merge messages with the same role if they follow eachother
+            message.content = [{ type: 'text', text: message.content }];
-    // Also handle multi-modality, holy slop.
+        } else if (Array.isArray(message.content)) {
-    let mergedMessages = [];
+            message.content = message.content.map((content) => {
-    messages.forEach((message) => {
+                if (content.type === 'image_url') {
-        const imageEntry = message.content?.[1]?.image_url;
+                    const imageEntry = content?.image_url;
                     const imageData = imageEntry?.url;
                     const mimeType = imageData?.split(';')?.[0].split(':')?.[1];
                     const base64Data = imageData?.split(',')?.[1];
-        // Take care of name properties since claude messages don't support them
+                    return {
+                        type: 'image',
+                        source: {
+                            type: 'base64',
+                            media_type: mimeType,
+                            data: base64Data,
+                        },
+                    };
+                }
+                if (content.type === 'text') {
                     if (message.name) {
-            if (Array.isArray(message.content)) {
+                        content.text = `${message.name}: ${content.text}`;
-                message.content[0].text = `${message.name}: ${message.content[0].text}`;
-            } else {
-                message.content = `${message.name}: ${message.content}`;
+                    }
+                    return content;
+                }
+                return content;
+            });
+        }
+        // Remove offending properties
         delete message.name;
+        delete message.tool_calls;
+        delete message.tool_call_id;
+    });
+    // Images in assistant messages should be moved to the next user message
+    for (let i = 0; i < messages.length; i++) {
+        if (messages[i].role === 'assistant' && messages[i].content.some(c => c.type === 'image')) {
+            // Find the next user message
+            let j = i + 1;
+            while (j < messages.length && messages[j].role !== 'user') {
+                j++;
+            }
-        if (mergedMessages.length > 0 && mergedMessages[mergedMessages.length - 1].role === message.role) {
+            // Move the images
-            if (Array.isArray(message.content)) {
+            if (j >= messages.length) {
-                if (Array.isArray(mergedMessages[mergedMessages.length - 1].content)) {
+                // If there is no user message after the assistant message, add a new one
-                    mergedMessages[mergedMessages.length - 1].content[0].text += '\n\n' + message.content[0].text;
+                messages.splice(i + 1, 0, { role: 'user', content: [] });
-                } else {
+            }
-                    mergedMessages[mergedMessages.length - 1].content += '\n\n' + message.content[0].text;
+            messages[j].content.push(...messages[i].content.filter(c => c.type === 'image'));
+            messages[i].content = messages[i].content.filter(c => c.type !== 'image');
+        }
-            } else {
-                if (Array.isArray(mergedMessages[mergedMessages.length - 1].content)) {
-                    mergedMessages[mergedMessages.length - 1].content[0].text += '\n\n' + message.content;
-                } else {
-                    mergedMessages[mergedMessages.length - 1].content += '\n\n' + message.content;
+    }
+    // Shouldn't be conditional anymore, messages api expects the last role to be user unless we're explicitly prefilling
+    if (prefillString) {
+        messages.push({
+            role: 'assistant',
+            // Dangling whitespace are not allowed for prefilling
+            content: prefillString.trimEnd(),
+        });
+    }
+    // Since the messaging endpoint only supports user assistant roles in turns, we have to merge messages with the same role if they follow eachother
+    // Also handle multi-modality, holy slop.
+    let mergedMessages = [];
+    messages.forEach((message) => {
+        if (mergedMessages.length > 0 && mergedMessages[mergedMessages.length - 1].role === message.role) {
+            mergedMessages[mergedMessages.length - 1].content.push(...message.content);
         } else {
             mergedMessages.push(message);
+        }
-        if (imageData) {
-            mergedMessages[mergedMessages.length - 1].content = [
-                { type: 'text', text: mergedMessages[mergedMessages.length - 1].content[0]?.text || mergedMessages[mergedMessages.length - 1].content },
-                {
-                    type: 'image', source: {
-                        type: 'base64',
-                        media_type: mimeType,
-                        data: base64Data,
-                    },
-                },
-            ];
-        }
     });
     return { messages: mergedMessages, systemPrompt: systemPrompt.trim() };