@linchkit/cap-ai-provider

AI provider capability for LinchKit — Vercel AI SDK-based implementations with Anthropic (Claude) and OpenAI support. Provides cost estimation, response caching, fallback chains, and model routing.

Installation

bun add @linchkit/cap-ai-provider

Peer Dependencies

• @linchkit/core ^0.1.0

Usage

Create AI Service

import { createAIService } from "@linchkit/cap-ai-provider";

const ai = createAIService({
  providers: {
    anthropic: { apiKey: process.env.ANTHROPIC_API_KEY! },
    openai: { apiKey: process.env.OPENAI_API_KEY! },
  },
  defaultModel: "anthropic:claude-sonnet-4-20250514",
});

Cost Estimation

import { CostEstimator } from "@linchkit/cap-ai-provider";

const estimator = new CostEstimator();
const cost = estimator.estimate({ model: "claude-sonnet-4-20250514", inputTokens: 1000, outputTokens: 500 });

Response Caching

import { AIResponseCache } from "@linchkit/cap-ai-provider";

const cache = new AIResponseCache();

Links

• Repository