import { getRequestHeaders, saveSettingsDebounced, getStoppingStrings, substituteParams, api_server, } from '../script.js'; import { power_user, } from './power-user.js'; import EventSourceStream from './sse-stream.js'; import { getSortableDelay } from './utils.js'; export const kai_settings = { temp: 1, rep_pen: 1, rep_pen_range: 0, top_p: 1, min_p: 0, top_a: 1, top_k: 0, typical: 1, tfs: 1, rep_pen_slope: 0.9, streaming_kobold: false, sampler_order: [0, 1, 2, 3, 4, 5, 6], mirostat: 0, mirostat_tau: 5.0, mirostat_eta: 0.1, use_default_badwordsids: false, grammar: '', seed: -1, }; /** * Stable version of KoboldAI has a nasty payload validation. * It will reject any payload that has a key that is not in the whitelist. * @typedef {Object.} kai_flags */ export const kai_flags = { can_use_tokenization: false, can_use_stop_sequence: false, can_use_streaming: false, can_use_default_badwordsids: false, can_use_mirostat: false, can_use_grammar: false, can_use_min_p: false, }; const defaultValues = Object.freeze(structuredClone(kai_settings)); const MIN_STOP_SEQUENCE_VERSION = '1.2.2'; const MIN_UNBAN_VERSION = '1.2.4'; const MIN_STREAMING_KCPPVERSION = '1.30'; const MIN_TOKENIZATION_KCPPVERSION = '1.41'; const MIN_MIROSTAT_KCPPVERSION = '1.35'; const MIN_GRAMMAR_KCPPVERSION = '1.44'; const MIN_MIN_P_KCPPVERSION = '1.48'; const KOBOLDCPP_ORDER = [6, 0, 1, 3, 4, 2, 5]; export function formatKoboldUrl(value) { try { const url = new URL(value); if (!power_user.relaxed_api_urls) { url.pathname = '/api'; } return url.toString(); } catch { // Just using URL as a validation check } return null; } export function loadKoboldSettings(preset) { for (const name of Object.keys(kai_settings)) { const value = preset[name] ?? defaultValues[name]; const slider = sliders.find(x => x.name === name); if (!slider) { continue; } const formattedValue = slider.format(value); slider.setValue(value); $(slider.sliderId).val(value); $(slider.counterId).val(formattedValue); } if (Object.hasOwn(preset, 'streaming_kobold')) { kai_settings.streaming_kobold = preset.streaming_kobold; $('#streaming_kobold').prop('checked', kai_settings.streaming_kobold); } if (Object.hasOwn(preset, 'use_default_badwordsids')) { kai_settings.use_default_badwordsids = preset.use_default_badwordsids; $('#use_default_badwordsids').prop('checked', kai_settings.use_default_badwordsids); } } /** * Gets the Kobold generation data. * @param {string} finalPrompt Final text prompt. * @param {object} settings Settings preset object. * @param {number} maxLength Maximum length. * @param {number} maxContextLength Maximum context length. * @param {boolean} isHorde True if the generation is for a horde, false otherwise. * @param {string} type Generation type. * @returns {object} Kobold generation data. */ export function getKoboldGenerationData(finalPrompt, settings, maxLength, maxContextLength, isHorde, type) { const isImpersonate = type === 'impersonate'; const isContinue = type === 'continue'; const sampler_order = kai_settings.sampler_order || settings.sampler_order; let generate_data = { prompt: finalPrompt, gui_settings: false, sampler_order: sampler_order, max_context_length: Number(maxContextLength), max_length: maxLength, rep_pen: Number(kai_settings.rep_pen), rep_pen_range: Number(kai_settings.rep_pen_range), rep_pen_slope: kai_settings.rep_pen_slope, temperature: Number(kai_settings.temp), tfs: kai_settings.tfs, top_a: kai_settings.top_a, top_k: kai_settings.top_k, top_p: kai_settings.top_p, min_p: (kai_flags.can_use_min_p || isHorde) ? kai_settings.min_p : undefined, typical: kai_settings.typical, use_world_info: false, singleline: false, stop_sequence: (kai_flags.can_use_stop_sequence || isHorde) ? getStoppingStrings(isImpersonate, isContinue) : undefined, streaming: kai_settings.streaming_kobold && kai_flags.can_use_streaming && type !== 'quiet', can_abort: kai_flags.can_use_streaming, mirostat: (kai_flags.can_use_mirostat || isHorde) ? kai_settings.mirostat : undefined, mirostat_tau: (kai_flags.can_use_mirostat || isHorde) ? kai_settings.mirostat_tau : undefined, mirostat_eta: (kai_flags.can_use_mirostat || isHorde) ? kai_settings.mirostat_eta : undefined, use_default_badwordsids: (kai_flags.can_use_default_badwordsids || isHorde) ? kai_settings.use_default_badwordsids : undefined, grammar: (kai_flags.can_use_grammar || isHorde) ? substituteParams(kai_settings.grammar) : undefined, sampler_seed: kai_settings.seed >= 0 ? kai_settings.seed : undefined, api_server, }; return generate_data; } function tryParseStreamingError(response, decoded) { try { const data = JSON.parse(decoded); if (!data) { return; } if (data.error) { toastr.error(data.error.message || response.statusText, 'KoboldAI API'); throw new Error(data); } } catch { // No JSON. Do nothing. } } export async function generateKoboldWithStreaming(generate_data, signal) { const response = await fetch('/api/backends/kobold/generate', { headers: getRequestHeaders(), body: JSON.stringify(generate_data), method: 'POST', signal: signal, }); if (!response.ok) { tryParseStreamingError(response, await response.text()); throw new Error(`Got response status ${response.status}`); } const eventStream = new EventSourceStream(); response.body.pipeThrough(eventStream); const reader = eventStream.readable.getReader(); return async function* streamData() { let text = ''; while (true) { const { done, value } = await reader.read(); if (done) return; const data = JSON.parse(value.data); if (data?.token) { text += data.token; } yield { text, swipes: [] }; } }; } const sliders = [ { name: 'temp', sliderId: '#temp', counterId: '#temp_counter', format: (val) => Number(val).toFixed(2), setValue: (val) => { kai_settings.temp = Number(val); }, }, { name: 'rep_pen', sliderId: '#rep_pen', counterId: '#rep_pen_counter', format: (val) => Number(val).toFixed(2), setValue: (val) => { kai_settings.rep_pen = Number(val); }, }, { name: 'rep_pen_range', sliderId: '#rep_pen_range', counterId: '#rep_pen_range_counter', format: (val) => val, setValue: (val) => { kai_settings.rep_pen_range = Number(val); }, }, { name: 'top_p', sliderId: '#top_p', counterId: '#top_p_counter', format: (val) => val, setValue: (val) => { kai_settings.top_p = Number(val); }, }, { name: 'min_p', sliderId: '#min_p', counterId: '#min_p_counter', format: (val) => val, setValue: (val) => { kai_settings.min_p = Number(val); }, }, { name: 'top_a', sliderId: '#top_a', counterId: '#top_a_counter', format: (val) => val, setValue: (val) => { kai_settings.top_a = Number(val); }, }, { name: 'top_k', sliderId: '#top_k', counterId: '#top_k_counter', format: (val) => val, setValue: (val) => { kai_settings.top_k = Number(val); }, }, { name: 'typical', sliderId: '#typical_p', counterId: '#typical_p_counter', format: (val) => val, setValue: (val) => { kai_settings.typical = Number(val); }, }, { name: 'tfs', sliderId: '#tfs', counterId: '#tfs_counter', format: (val) => val, setValue: (val) => { kai_settings.tfs = Number(val); }, }, { name: 'rep_pen_slope', sliderId: '#rep_pen_slope', counterId: '#rep_pen_slope_counter', format: (val) => val, setValue: (val) => { kai_settings.rep_pen_slope = Number(val); }, }, { name: 'sampler_order', sliderId: '#no_op_selector', counterId: '#no_op_selector', format: (val) => val, setValue: (val) => { sortItemsByOrder(val); kai_settings.sampler_order = val; }, }, { name: 'mirostat', sliderId: '#mirostat_mode_kobold', counterId: '#mirostat_mode_counter_kobold', format: (val) => val, setValue: (val) => { kai_settings.mirostat = Number(val); }, }, { name: 'mirostat_tau', sliderId: '#mirostat_tau_kobold', counterId: '#mirostat_tau_counter_kobold', format: (val) => val, setValue: (val) => { kai_settings.mirostat_tau = Number(val); }, }, { name: 'mirostat_eta', sliderId: '#mirostat_eta_kobold', counterId: '#mirostat_eta_counter_kobold', format: (val) => val, setValue: (val) => { kai_settings.mirostat_eta = Number(val); }, }, { name: 'grammar', sliderId: '#grammar', counterId: '#grammar_counter_kobold', format: (val) => val, setValue: (val) => { kai_settings.grammar = val; }, }, { name: 'seed', sliderId: '#seed_kobold', counterId: '#seed_counter_kobold', format: (val) => val, setValue: (val) => { kai_settings.seed = Number(val); }, }, ]; /** * Sets the supported feature flags for the KoboldAI backend. * @param {string} koboldUnitedVersion Kobold United version * @param {string} koboldCppVersion KoboldCPP version */ export function setKoboldFlags(koboldUnitedVersion, koboldCppVersion) { kai_flags.can_use_stop_sequence = versionCompare(koboldUnitedVersion, MIN_STOP_SEQUENCE_VERSION); kai_flags.can_use_streaming = versionCompare(koboldCppVersion, MIN_STREAMING_KCPPVERSION); kai_flags.can_use_tokenization = versionCompare(koboldCppVersion, MIN_TOKENIZATION_KCPPVERSION); kai_flags.can_use_default_badwordsids = versionCompare(koboldUnitedVersion, MIN_UNBAN_VERSION); kai_flags.can_use_mirostat = versionCompare(koboldCppVersion, MIN_MIROSTAT_KCPPVERSION); kai_flags.can_use_grammar = versionCompare(koboldCppVersion, MIN_GRAMMAR_KCPPVERSION); kai_flags.can_use_min_p = versionCompare(koboldCppVersion, MIN_MIN_P_KCPPVERSION); const isKoboldCpp = versionCompare(koboldCppVersion, '1.0.0'); $('#koboldcpp_hint').toggleClass('displayNone', !isKoboldCpp); } /** * Compares two version numbers, returning true if srcVersion >= minVersion * @param {string} srcVersion The current version. * @param {string} minVersion The target version number to test against * @returns {boolean} True if srcVersion >= minVersion, false if not */ function versionCompare(srcVersion, minVersion) { return (srcVersion || '0.0.0').localeCompare(minVersion, undefined, { numeric: true, sensitivity: 'base' }) > -1; } /** * Sorts the sampler items by the given order. * @param {any[]} orderArray Sampler order array. */ function sortItemsByOrder(orderArray) { console.debug('Preset samplers order: ' + orderArray); const $draggableItems = $('#kobold_order'); for (let i = 0; i < orderArray.length; i++) { const index = orderArray[i]; const $item = $draggableItems.find(`[data-id="${index}"]`).detach(); $draggableItems.append($item); } } jQuery(function () { sliders.forEach(slider => { $(document).on('input', slider.sliderId, function () { const value = $(this).val(); const formattedValue = slider.format(value); slider.setValue(value); $(slider.counterId).val(formattedValue); saveSettingsDebounced(); }); }); $('#streaming_kobold').on('input', function () { const value = !!$(this).prop('checked'); kai_settings.streaming_kobold = value; saveSettingsDebounced(); }); $('#use_default_badwordsids').on('input', function () { const value = !!$(this).prop('checked'); kai_settings.use_default_badwordsids = value; saveSettingsDebounced(); }); $('#kobold_order').sortable({ delay: getSortableDelay(), stop: function () { const order = []; $('#kobold_order').children().each(function () { order.push($(this).data('id')); }); kai_settings.sampler_order = order; console.log('Samplers reordered:', kai_settings.sampler_order); saveSettingsDebounced(); }, }); $('#samplers_order_recommended').on('click', function () { kai_settings.sampler_order = KOBOLDCPP_ORDER; sortItemsByOrder(kai_settings.sampler_order); saveSettingsDebounced(); }); });