Files
upage-git/app/lib/modules/llm/providers/perplexity.ts
2025-09-28 17:34:47 +08:00

49 lines
1.4 KiB
TypeScript

import { createOpenAI } from '@ai-sdk/openai';
import type { LanguageModel } from 'ai';
import { BaseProvider } from '~/lib/modules/llm/base-provider';
import type { ModelInfo } from '~/lib/modules/llm/types';
import type { IProviderSetting } from '~/types/model';
export default class PerplexityProvider extends BaseProvider {
name = 'Perplexity';
getApiKeyLink = 'https://www.perplexity.ai/settings/api';
staticModels: ModelInfo[] = [
{
name: 'llama-3.1-sonar-small-128k-online',
label: 'Sonar Small Online',
provider: 'Perplexity',
maxTokenAllowed: 8192,
},
{
name: 'llama-3.1-sonar-large-128k-online',
label: 'Sonar Large Online',
provider: 'Perplexity',
maxTokenAllowed: 8192,
},
{
name: 'llama-3.1-sonar-huge-128k-online',
label: 'Sonar Huge Online',
provider: 'Perplexity',
maxTokenAllowed: 8192,
},
];
getModelInstance(options: { model: string; providerSettings?: Record<string, IProviderSetting> }): LanguageModel {
const { model, providerSettings } = options;
const { apiKey } = this.getProviderBaseUrlAndKey(providerSettings?.[this.name]);
if (!apiKey) {
throw new Error(`Missing API key for ${this.name} provider`);
}
const perplexity = createOpenAI({
baseURL: 'https://api.perplexity.ai/',
apiKey,
});
return perplexity(model);
}
}