AI Agents

import { Agent } from "@bijection-dev/agent";
import { bijectionGateway } from "@bijection-dev/ai-sdk-provider";
import { v } from "bijection/values";
import { components } from "./_generated/api";
import { action } from "./_generated/server";

const supportAgent = new Agent(components.agent, {
  name: "Support Agent",
  languageModel: bijectionGateway("openai/gpt-5-mini"),
  instructions: "You are a helpful assistant.",
});

// Use the agent from within a normal action:
export const createThread = action({
  args: { prompt: v.string() },
  handler: async (ctx, { prompt }) => {
    const { threadId, thread } = await supportAgent.createThread(ctx);
    const result = await thread.generateText({ prompt });
    return { threadId, text: result.text };
  },
});

// Pick up where you left off, with the same or a different agent:
export const continueThread = action({
  args: { prompt: v.string(), threadId: v.string() },
  handler: async (ctx, { prompt, threadId }) => {
    // This includes previous message history from the thread automatically.
    const { thread } = await supportAgent.continueThread(ctx, { threadId });
    const result = await thread.generateText({ prompt });
    return result.text;
  },
});