(WIP) PaLM API

public/index.html

@@ -617,7 +617,7 @@
                                             complete.</span>
                                     </div>
                                 </div>
-                                <div class="range-block" data-source="openai,claude,windowai,openrouter,ai21,scale">
+                                <div class="range-block" data-source="openai,claude,windowai,openrouter,ai21,scale,palm">
                                     <div class="range-block-title" data-i18n="Temperature">
                                         Temperature
                                     </div>
@@ -677,7 +677,7 @@
                                         </div>
                                     </div>
                                 </div>
-                                <div data-newbie-hidden class="range-block" data-source="claude,openrouter,ai21">
+                                <div data-newbie-hidden class="range-block" data-source="claude,openrouter,ai21,palm">
                                     <div class="range-block-title" data-i18n="Top K">
                                         Top K
                                     </div>
@@ -692,7 +692,7 @@
                                         </div>
                                     </div>
                                 </div>
-                                <div data-newbie-hidden class="range-block" data-source="openai,claude,openrouter,ai21,scale">
+                                <div data-newbie-hidden class="range-block" data-source="openai,claude,openrouter,ai21,scale,palm">
                                     <div class="range-block-title" data-i18n="Top-p">
                                         Top P
                                     </div>
@@ -1710,7 +1710,7 @@
                             <option value="koboldhorde"><span data-i18n="KoboldAI Horde">KoboldAI Horde</span></option>
                             <option value="textgenerationwebui"><span data-i18n="Text Gen WebUI (ooba/Mancer)">Text Gen WebUI (ooba/Mancer)</span></option>
                             <option value="novel"><span data-i18n="NovelAI">NovelAI</span></option>
-                            <option value="openai"><span data-i18n="Chat Completion (OpenAI, Claude, Window/OpenRouter, Scale, AI21)">Chat Completion (OpenAI, Claude, Window, OpenRouter, Scale, AI21)</span></option>
+                            <option value="openai"><span data-i18n="Chat Completion (OpenAI, Claude, Window/OpenRouter, Scale, AI21)">Chat Completion (OpenAI, Claude, Window, OpenRouter, Scale, AI21, PaLM)</span></option>
                         </select>
                     </div>
                     <div id="kobold_horde" style="position: relative;"> <!-- shows the kobold settings -->
@@ -1904,6 +1904,7 @@
                             <option value="claude">Claude</option>
                             <option value="scale">Scale</option>
                             <option value="ai21">AI21</option>
+                            <option value="palm">Google PaLM 2</option>
                         </select>
                         <form id="openai_form" data-source="openai" action="javascript:void(null);" method="post" enctype="multipart/form-data">
                             <h4><span data-i18n="OpenAI API key">OpenAI API key</span></h4>
@@ -2124,6 +2125,19 @@
                             </div>
                         </form>
 
+                        <form id="palm_form" data-source="palm" action="javascript:void(null);" method="post" enctype="multipart/form-data">
+                            <h4 data-i18n="PaLM API Key">PaLM API Key</h4>
+                            <div class="flex-container">
+                                <input id="api_key_palm" name="api_key_palm" class="text_pole flex1" maxlength="500" value="" type="text" autocomplete="off">
+                                <div title="Clear your API key" data-i18n="[title]Clear your API key" class="menu_button fa-solid fa-circle-xmark clear-api-key" data-key="api_key_palm"></div>
+                            </div>
+                            <div data-for="api_key_palm" class="neutral_warning">
+                                For privacy reasons, your API key will be hidden after you reload the page.
+                            </div>
+                            <!-- Its only purpose is to trigger max context size check -->
+                            <select id="model_palm_select" class="displayNone"></select>
+                        </form>
+
                         <div class="flex-container flex">
                             <div id="api_button_openai" class="menu_button menu_button_icon" type="submit" data-i18n="Connect">Connect</div>
                             <div data-source="openrouter" id="openrouter_authorize" class="menu_button menu_button_icon" title="Get your OpenRouter API token using OAuth flow. You will be redirected to openrouter.ai" data-i18n="[title]Get your OpenRouter API token using OAuth flow. You will be redirected to openrouter.ai">Authorize</div>

public/script.js

@@ -2049,7 +2049,8 @@ function baseChatReplace(value, name1, name2) {
 }
 
 function isStreamingEnabled() {
-    return ((main_api == 'openai' && oai_settings.stream_openai && oai_settings.chat_completion_source !== chat_completion_sources.SCALE && oai_settings.chat_completion_source !== chat_completion_sources.AI21)
+    const noStreamSources = [chat_completion_sources.SCALE, chat_completion_sources.AI21, chat_completion_sources.PALM];
+    return ((main_api == 'openai' && oai_settings.stream_openai && !noStreamSources.includes(oai_settings.chat_completion_source))
         || (main_api == 'kobold' && kai_settings.streaming_kobold && kai_flags.can_use_streaming)
         || (main_api == 'novel' && nai_settings.streaming_novel)
         || (main_api == 'textgenerationwebui' && textgenerationwebui_settings.streaming));
@@ -4633,6 +4634,7 @@ function changeMainAPI() {
         case chat_completion_sources.CLAUDE:
         case chat_completion_sources.OPENAI:
         case chat_completion_sources.AI21:
+        case chat_completion_sources.PALM:
         default:
             setupChatCompletionPromptManager(oai_settings);
             break;
@@ -6762,7 +6764,12 @@ function connectAPISlash(_, text) {
             selected: 'openai',
             source: 'ai21',
             button: '#api_button_openai',
-        }
+        },
+        'palm': {
+            selected: 'openai',
+            source: 'palm',
+            button: '#api_button_openai',
+        },
     };
 
     const apiConfig = apiMap[text];
@@ -6995,7 +7002,7 @@ jQuery(async function () {
     }
 
     registerSlashCommand('dupe', DupeChar, [], "– duplicates the currently selected character", true, true);
-    registerSlashCommand('api', connectAPISlash, [], "(kobold, horde, novel, ooba, oai, claude, windowai, ai21) – connect to an API", true, true);
+    registerSlashCommand('api', connectAPISlash, [], "(kobold, horde, novel, ooba, oai, claude, windowai, ai21, palm) – connect to an API", true, true);
     registerSlashCommand('impersonate', doImpersonate, ['imp'], "- calls an impersonation response", true, true);
     registerSlashCommand('delchat', doDeleteChat, [], "- deletes the current chat", true, true);
     registerSlashCommand('closechat', doCloseChat, [], "- closes the current chat", true, true);

public/scripts/RossAscends-mods.js

@@ -415,6 +415,7 @@ function RA_autoconnect(PrevApi) {
                     || (oai_settings.chat_completion_source == chat_completion_sources.WINDOWAI)
                     || (secret_state[SECRET_KEYS.OPENROUTER] && oai_settings.chat_completion_source == chat_completion_sources.OPENROUTER)
                     || (secret_state[SECRET_KEYS.AI21] && oai_settings.chat_completion_source == chat_completion_sources.AI21)
+                    || (secret_state[SECRET_KEYS.PALM] && oai_settings.chat_completion_source == chat_completion_sources.PALM)
                 ) {
                     $("#api_button_openai").click();
                 }

public/scripts/openai.js

@@ -161,6 +161,7 @@ export const chat_completion_sources = {
     SCALE: 'scale',
     OPENROUTER: 'openrouter',
     AI21: 'ai21',
+    PALM: 'palm',
 };
 
 const prefixMap = selected_group ? {
@@ -882,7 +883,8 @@ function prepareOpenAIMessages({
             extensionPrompts,
             systemPromptOverride,
             jailbreakPromptOverride,
-            personaDescription});
+            personaDescription
+        });
 
         // Fill the chat completion with as much context as the budget allows
         populateChatCompletion(prompts, chatCompletion, { bias, quietPrompt, type, cyclePrompt });
@@ -1055,6 +1057,8 @@ function getChatCompletionModel() {
             return oai_settings.windowai_model;
         case chat_completion_sources.SCALE:
             return '';
+        case chat_completion_sources.PALM:
+            return '';
         case chat_completion_sources.OPENROUTER:
             return oai_settings.openrouter_model !== openrouter_website_model ? oai_settings.openrouter_model : null;
         case chat_completion_sources.AI21:
@@ -1182,16 +1186,18 @@ async function sendOpenAIRequest(type, openai_msgs_tosend, signal) {
     const isOpenRouter = oai_settings.chat_completion_source == chat_completion_sources.OPENROUTER;
     const isScale = oai_settings.chat_completion_source == chat_completion_sources.SCALE;
     const isAI21 = oai_settings.chat_completion_source == chat_completion_sources.AI21;
+    const isPalm = oai_settings.chat_completion_source == chat_completion_sources.PALM;
     const isTextCompletion = oai_settings.chat_completion_source == chat_completion_sources.OPENAI && textCompletionModels.includes(oai_settings.openai_model);
     const isQuiet = type === 'quiet';
+    const isImpersonate = type === 'impersonate';
     const stream = oai_settings.stream_openai && !isQuiet && !isScale && !isAI21;
 
-    if (isAI21) {
+    if (isAI21 || isPalm) {
         const joinedMsgs = openai_msgs_tosend.reduce((acc, obj) => {
             const prefix = prefixMap[obj.role];
             return acc + (prefix ? (selected_group ? "\n" : prefix + " ") : "") + obj.content + "\n";
         }, "");
-        openai_msgs_tosend = substituteParams(joinedMsgs);
+        openai_msgs_tosend = substituteParams(joinedMsgs) + (isImpersonate ? `${name1}:` : `${name2}:`);
     }
 
     // If we're using the window.ai extension, use that instead
@@ -1256,6 +1262,13 @@ async function sendOpenAIRequest(type, openai_msgs_tosend, signal) {
         generate_data['api_url_scale'] = oai_settings.api_url_scale;
     }
 
+    if (isPalm) {
+        const nameStopString = isImpersonate ? `\n${name2}:` : `\n${name1}:`;
+        generate_data['use_palm'] = true;
+        generate_data['top_k'] = Number(oai_settings.top_k_openai);
+        generate_data['stop'] = [nameStopString, oai_settings.new_chat_prompt, ...getCustomStoppingStrings()];
+    }
+
     if (isAI21) {
         generate_data['use_ai21'] = true;
         generate_data['top_k'] = Number(oai_settings.top_k_openai);
@@ -2052,7 +2065,8 @@ async function getStatusOpen() {
             return resultCheckStatusOpen();
         }
 
-        if (oai_settings.chat_completion_source == chat_completion_sources.SCALE || oai_settings.chat_completion_source == chat_completion_sources.CLAUDE || oai_settings.chat_completion_source == chat_completion_sources.AI21) {
+        const noValidateSources = [chat_completion_sources.SCALE, chat_completion_sources.CLAUDE, chat_completion_sources.AI21, chat_completion_sources.PALM];
+        if (noValidateSources.includes(oai_settings.chat_completion_source)) {
             let status = 'Unable to verify key; press "Test Message" to validate.';
             setOnlineStatus(status);
             return resultCheckStatusOpen();
@@ -2676,6 +2690,17 @@ async function onModelChange() {
         $('#openai_max_context').val(oai_settings.openai_max_context).trigger('input');
     }
 
+    if (oai_settings.chat_completion_source == chat_completion_sources.PALM) {
+        if (oai_settings.max_context_unlocked) {
+            $('#openai_max_context').attr('max', unlocked_max);
+        } else {
+            $('#openai_max_context').attr('max', palm2_max);
+        }
+
+        oai_settings.openai_max_context = Math.min(Number($('#openai_max_context').attr('max')), oai_settings.openai_max_context);
+        $('#openai_max_context').val(oai_settings.openai_max_context).trigger('input');
+    }
+
     if (oai_settings.chat_completion_source == chat_completion_sources.OPENROUTER) {
         if (oai_settings.max_context_unlocked) {
             $('#openai_max_context').attr('max', unlocked_max);
@@ -2856,7 +2881,19 @@ async function onConnectButtonClick(e) {
             console.log("No cookie set for Scale");
             return;
         }
+    }
 
+    if (oai_settings.chat_completion_source == chat_completion_sources.PALM) {
+        const api_key_palm = String($('#api_key_palm').val()).trim();
+
+        if (api_key_palm.length) {
+            await writeSecret(SECRET_KEYS.PALM, api_key_palm);
+        }
+
+        if (!secret_state[SECRET_KEYS.PALM]) {
+            console.log('No secret key saved for PALM');
+            return;
+        }
     }
 
     if (oai_settings.chat_completion_source == chat_completion_sources.CLAUDE) {
@@ -2924,6 +2961,9 @@ function toggleChatCompletionForms() {
     else if (oai_settings.chat_completion_source == chat_completion_sources.SCALE) {
         $('#model_scale_select').trigger('change');
     }
+    else if (oai_settings.chat_completion_source == chat_completion_sources.PALM) {
+        $('#model_palm_select').trigger('change');
+    }
     else if (oai_settings.chat_completion_source == chat_completion_sources.OPENROUTER) {
         $('#model_openrouter_select').trigger('change');
     }
@@ -3226,6 +3266,7 @@ $(document).ready(async function () {
     $("#model_claude_select").on("change", onModelChange);
     $("#model_windowai_select").on("change", onModelChange);
     $("#model_scale_select").on("change", onModelChange);
+    $("#model_palm_select").on("change", onModelChange);
     $("#model_openrouter_select").on("change", onModelChange);
     $("#model_ai21_select").on("change", onModelChange);
     $("#settings_perset_openai").on("change", onSettingsPresetChange);

public/scripts/secrets.js

@@ -10,6 +10,7 @@ export const SECRET_KEYS = {
     SCALE: 'api_key_scale',
     AI21: 'api_key_ai21',
     SCALE_COOKIE: 'scale_cookie',
+    PALM: 'api_key_palm',
 }
 
 const INPUT_MAP = {
@@ -22,6 +23,7 @@ const INPUT_MAP = {
     [SECRET_KEYS.SCALE]: '#api_key_scale',
     [SECRET_KEYS.AI21]: '#api_key_ai21',
     [SECRET_KEYS.SCALE_COOKIE]: '#scale_cookie',
+    [SECRET_KEYS.PALM]: '#api_key_palm',
 }
 
 async function clearSecret() {

server.js

@@ -182,7 +182,7 @@ const AVATAR_WIDTH = 400;
 const AVATAR_HEIGHT = 600;
 const jsonParser = express.json({ limit: '100mb' });
 const urlencodedParser = express.urlencoded({ extended: true, limit: '100mb' });
-const { DIRECTORIES, UPLOADS_PATH } = require('./src/constants');
+const { DIRECTORIES, UPLOADS_PATH, PALM_SAFETY } = require('./src/constants');
 
 // CSRF Protection //
 if (cliArguments.disableCsrf === false) {
@@ -2926,6 +2926,69 @@ async function sendClaudeRequest(request, response) {
     }
 }
 
+/**
+ * @param {express.Request} request
+ * @param {express.Response} response
+ */
+async function sendPalmRequest(request, response) {
+    const api_key_palm = readSecret(SECRET_KEYS.PALM);
+
+    if (!api_key_palm) {
+        return response.status(401).send({ error: true });
+    }
+
+    const body = {
+        prompt: {
+            text: request.body.messages,
+        },
+        stopSequences: request.body.stop,
+        safetySettings: PALM_SAFETY,
+        temperature: request.body.temperature,
+        topP: request.body.top_p,
+        topK: request.body.top_k || undefined,
+        maxOutputTokens: request.body.max_tokens,
+        candidate_count: 1,
+    };
+
+    console.log('Palm request:', body);
+
+    try {
+        const controller = new AbortController();
+        request.socket.removeAllListeners('close');
+        request.socket.on('close', function () {
+            controller.abort();
+        });
+
+        const generateResponse = await fetch(`https://generativelanguage.googleapis.com/v1beta2/models/text-bison-001:generateText?key=${api_key_palm}`, {
+            body: JSON.stringify(body),
+            method: "POST",
+            headers: {
+                "Content-Type": "application/json"
+            },
+            signal: controller.signal,
+            timeout: 0,
+        });
+
+        if (!generateResponse.ok) {
+            console.log(`Palm API returned error: ${generateResponse.status} ${generateResponse.statusText} ${await generateResponse.text()}`);
+            return response.status(generateResponse.status).send({ error: true });
+        }
+
+        const generateResponseJson = await generateResponse.json();
+        const responseText = generateResponseJson.candidates[0]?.output;
+        console.log('Palm response:', responseText);
+
+        // Wrap it back to OAI format
+        const reply = { choices: [{ "message": { "content": responseText, } }] };
+        return response.send(reply);
+    } catch (error) {
+        console.log('Error communicating with Palm API: ', error);
+        if (!response.headersSent) {
+            return response.status(500).send({ error: true });
+        }
+    }
+}
+
 app.post("/generate_openai", jsonParser, function (request, response_generate_openai) {
     if (!request.body) return response_generate_openai.status(400).send({ error: true });
 
@@ -2941,6 +3004,10 @@ app.post("/generate_openai", jsonParser, function (request, response_generate_op
         return sendAI21Request(request, response_generate_openai);
     }
 
+    if (request.body.use_palm) {
+        return sendPalmRequest(request, response_generate_openai);
+    }
+
     let api_url;
     let api_key_openai;
     let headers;

src/constants.js

@@ -102,10 +102,42 @@ const UNSAFE_EXTENSIONS = [
     ".ws",
 ];
 
+const PALM_SAFETY = [
+    {
+        category: "HARM_CATEGORY_UNSPECIFIED",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_DEROGATORY",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_TOXICITY",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_VIOLENCE",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_SEXUAL",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_MEDICAL",
+        threshold: "BLOCK_NONE"
+    },
+    {
+        category: "HARM_CATEGORY_DANGEROUS",
+        threshold: "BLOCK_NONE"
+    }
+];
+
 const UPLOADS_PATH = './uploads';
 
 module.exports = {
     DIRECTORIES,
     UNSAFE_EXTENSIONS,
     UPLOADS_PATH,
+    PALM_SAFETY,
 }

src/secrets.js

@@ -19,6 +19,7 @@ const SECRET_KEYS = {
     SCALE_COOKIE: 'scale_cookie',
     ONERING_URL: 'oneringtranslator_url',
     DEEPLX_URL: 'deeplx_url',
+    PALM: 'api_key_palm',
 }
 
 /**