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ModelPrepareRequest ​

CORE · interface · 类型合同

Transport selection for prepare; omitted fields take the runner defaults.

导入 ​

ts
import type { ModelPrepareRequest } from '@jangts/agent-core/model';
js
/** @typedef {import('@jangts/agent-core/model').ModelPrepareRequest} ModelPrepareRequest */

其他公开入口:@jangts/agent-core、@jangts/agent-core/model、@jangts/agent-core/types、@jangts/agent-core/structs。

定义 ​

ts
interface ModelPrepareRequest<Transport>

泛型参数 ​

类型参数约束默认类型
Transport—string

字段结构 ​

字段类型必需说明
stageIdstring | undefined可省略只读。见类型定义及调用场景。
transportTransport | undefined可省略只读。见类型定义及调用场景。
maxOutputTokensnumber | undefined可省略只读。见类型定义及调用场景。

使用示例 ​

普通调用仍然只有 invoke ​

入门 · Node.js

ts
import { ModelRunner } from '@jangts/agent-core/model';
const provider = {
  async *stream(messages: readonly { content: string }[]) {
    yield '收到:' + messages.at(-1)!.content;
  },
};
const runner = new ModelRunner({ provider });
console.log((await runner.invoke('你好')).value);
js
import { ModelRunner } from '@jangts/agent-core/model';
const provider = {
    async *stream(messages) {
        yield '收到:' + messages.at(-1).content;
    },
};
const runner = new ModelRunner({ provider });
console.log((await runner.invoke('你好')).value);

只在需要测量时准备一次 ​

配置 · Node.js

ts
import { ModelRunner } from '@jangts/agent-core/model';
const provider = {
  async *stream(messages: readonly { content: string }[]) {
    yield '收到:' + messages.at(-1)!.content;
  },
};
const runner = new ModelRunner({ provider, maxInputChars: 1000 });
const prepared = runner.prepare({ stageId: 'reply', maxOutputTokens: 400 });
const input = '你好,解释这次服务状态';
console.log(prepared.measure(input));
const result = await runner.invoke({ input, prepared });
console.log(result.value);
js
import { ModelRunner } from '@jangts/agent-core/model';
const provider = {
    async *stream(messages) {
        yield '收到:' + messages.at(-1).content;
    },
};
const runner = new ModelRunner({ provider, maxInputChars: 1000 });
const prepared = runner.prepare({ stageId: 'reply', maxOutputTokens: 400 });
const input = '你好,解释这次服务状态';
console.log(prepared.measure(input));
const result = await runner.invoke({ input, prepared });
console.log(result.value);

相关策略源码 ​

接口参考、使用示例与开发指南。