OpenAI Agents SDK

استخدم l402-kit مع OpenAI Agents SDK للدفع مقابل واجهات برمجية بشكل مستقل.

التثبيت

Python

pip install l402kit openai-agents

Python — مثال كامل

import os
import asyncio
from agents import Agent, Runner, function_tool
from l402kit import L402Client
from l402kit.wallets import BlinkWallet

wallet = BlinkWallet(api_key=os.environ["BLINK_API_KEY"])
client = L402Client(wallet=wallet, budget_sats=1000)

@function_tool
async def pay_and_fetch(url: str) -> str:
    """Fetch data from an L402-protected API, paying automatically with Lightning."""
    response = await client.get(url)
    return response.text

agent = Agent(
    name="DataAgent",
    instructions="""You have access to paid APIs via the L402 protocol.
    When you need data from a paid source, use the pay_and_fetch tool.
    Budget: 1000 sats per session. Report spending at the end.""",
    tools=[pay_and_fetch]
)

async def main():
    result = await Runner.run(
        agent,
        "Fetch data from https://l402kit.com/api/demo and summarize it"
    )
    print(result.final_output)
    print(f"Sats spent: {client.spent_sats}")

asyncio.run(main())

TypeScript — مثال كامل

import OpenAI from "openai";
import { l402Client } from "l402-kit/agent";
import { buildWallet } from "l402-kit/agent";

const wallet = buildWallet(process.env);
const client = l402Client({ wallet, budgetSats: 1000 });

const openai = new OpenAI();

const tools: OpenAI.Chat.Completions.ChatCompletionTool[] = [
  {
    type: "function",
    function: {
      name: "pay_and_fetch",
      description: "Fetch data from an L402-protected paid API using Bitcoin Lightning",
      parameters: {
        type: "object",
        properties: {
          url: { type: "string", description: "The API URL to fetch" }
        },
        required: ["url"]
      }
    }
  }
];

async function runAgent(userMessage: string) {
  const messages: OpenAI.Chat.Completions.ChatCompletionMessageParam[] = [
    {
      role: "system",
      content: `You have access to paid APIs via the L402 protocol.
Use pay_and_fetch when you need data from a paid API.
Budget: 1000 sats per session.`
    },
    { role: "user", content: userMessage }
  ];

  while (true) {
    const response = await openai.chat.completions.create({
      model: "gpt-4o",
      messages,
      tools
    });

    const choice = response.choices[0];
    messages.push(choice.message);

    if (choice.finish_reason === "stop") {
      console.log(choice.message.content);
      console.log(`Sats spent: ${client.spentSats}`);
      break;
    }

    if (choice.finish_reason === "tool_calls") {
      for (const call of choice.message.tool_calls ?? []) {
        if (call.function.name === "pay_and_fetch") {
          const { url } = JSON.parse(call.function.arguments);
          const result = await client.fetch(url).then(r => r.text());
          messages.push({
            role: "tool",
            tool_call_id: call.id,
            content: result
          });
        }
      }
    }
  }
}

runAgent("Fetch and summarize https://l402kit.com/api/demo");

أمان الميزانية

from l402kit import BudgetExceededError

@function_tool
async def pay_and_fetch(url: str) -> str:
    try:
        response = await client.get(url)
        return response.text
    except BudgetExceededError:
        return '{"error": "BUDGET_EXCEEDED", "retry": false}'

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