@lobehub/chat/src/libs/model-runtime/github/index.ts

Lobe Chat - an open-source, high-performance chatbot framework that supports speech synthesis, multimodal, and extensible Function Call plugin system. Supports one-click free deployment of your private ChatGPT/LLM web application.

import type { ChatModelCard } from '@/types/llm';

import { AgentRuntimeErrorType } from '../error';
import { ModelProvider } from '../types';
import { createOpenAICompatibleRuntime } from '../utils/openaiCompatibleFactory';
import { pruneReasoningPayload } from '../utils/openaiHelpers';

export interface GithubModelCard {
  description: string;
  friendly_name: string;
  id: string;
  name: string;
  tags: string[];
  task: string;
}

/* eslint-enable typescript-sort-keys/interface */

export const LobeGithubAI = createOpenAICompatibleRuntime({
  baseURL: 'https://models.github.ai/inference',
  chatCompletion: {
    handlePayload: (payload) => {
      const { model } = payload;

      if (model.startsWith('o1') || model.startsWith('o3')) {
        return { ...pruneReasoningPayload(payload), stream: false } as any;
      }

      if (model === 'xai/grok-3-mini') {
        return { ...payload, frequency_penalty: undefined, presence_penalty: undefined };
      }

      return { ...payload, stream: payload.stream ?? true };
    },
  },
  debug: {
    chatCompletion: () => process.env.DEBUG_GITHUB_CHAT_COMPLETION === '1',
  },
  errorType: {
    bizError: AgentRuntimeErrorType.ProviderBizError,
    invalidAPIKey: AgentRuntimeErrorType.InvalidGithubToken,
  },
  models: async ({ client }) => {
    const { LOBE_DEFAULT_MODEL_LIST } = await import('@/config/aiModels');

    const functionCallKeywords = ['function', 'tool'];

    const visionKeywords = ['vision'];

    const reasoningKeywords = ['deepseek-r1', 'o1', 'o3', 'grok-3-mini'];

    const modelsPage = (await client.models.list()) as any;
    const modelList: GithubModelCard[] = modelsPage.body;

    return modelList
      .map((model) => {
        const knownModel = LOBE_DEFAULT_MODEL_LIST.find(
          (m) => model.name.toLowerCase() === m.id.toLowerCase(),
        );

        return {
          contextWindowTokens: knownModel?.contextWindowTokens ?? undefined,
          description: model.description,
          displayName: model.friendly_name,
          enabled: knownModel?.enabled || false,
          functionCall:
            functionCallKeywords.some((keyword) =>
              model.description.toLowerCase().includes(keyword),
            ) ||
            knownModel?.abilities?.functionCall ||
            false,
          id: model.name,
          reasoning:
            reasoningKeywords.some((keyword) => model.name.toLowerCase().includes(keyword)) ||
            knownModel?.abilities?.reasoning ||
            false,
          vision:
            visionKeywords.some((keyword) => model.description.toLowerCase().includes(keyword)) ||
            knownModel?.abilities?.vision ||
            false,
        };
      })
      .filter(Boolean) as ChatModelCard[];
  },
  provider: ModelProvider.Github,
});