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与ChatGPT接口完全兼容。
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还有以下五个free-api欢迎关注:
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Moonshot AI(Kimi.ai)接口转API [kimi-free-api](https://github.com/LLM-Red-Team/kimi-free-api)
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阿里通义 (Qwen) 接口转API [qwen-free-api](https://github.com/LLM-Red-Team/qwen-free-api)
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ZhipuAI (智谱清言) 接口转API [glm-free-api](https://github.com/LLM-Red-Team/glm-free-api)
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秘塔AI (metaso) 接口转API [metaso-free-api](https://github.com/LLM-Red-Team/metaso-free-api)
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聆心智能 (Emohaa) 接口转API [emohaa-free-api](https://github.com/LLM-Red-Team/emohaa-free-api)
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## 目录
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* [声明](#声明)
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* [在线体验](#在线体验)
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* [效果示例](#效果示例)
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* [接入准备](#接入准备)
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* [多账号接入](#多账号接入)
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* [Docker部署](#Docker部署)
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* [Docker-compose部署](#Docker-compose部署)
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* [Render部署](#Render部署)
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* [Vercel部署](#Vercel部署)
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* [原生部署](#原生部署)
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* [接口列表](#接口列表)
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* [对话补全](#对话补全)
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* [文档解读](#文档解读)
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* [图像解析](#图像解析)
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* [refresh_token存活检测](#refresh_token存活检测)
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* [注意事项](#注意事项)
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* [Nginx反代优化](#Nginx反代优化)
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## 声明
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仅限自用,禁止对外提供服务或商用,避免对官方造成服务压力,否则风险自担!
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仅限自用,禁止对外提供服务或商用,避免对官方造成服务压力,否则风险自担!
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仅限自用,禁止对外提供服务或商用,避免对官方造成服务压力,否则风险自担!
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## 在线体验
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此链接仅临时测试功能,不可长期使用,长期使用请自行部署。
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https://udify.app/chat/RGqDVPHspgQgGSgf
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## 效果示例
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### 验明正身Demo
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### 多轮对话Demo
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### 联网搜索Demo
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### 长文档解读Demo
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### 图像解析Demo
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## 接入准备
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从 [stepchat.cn](https://stepchat.cn) 获取Oasis-Token
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进入StepChat随便发起一个对话,然后F12打开开发者工具,从Application > Cookies中找到`Oasis-Token`的值,这将作为Authorization的Bearer Token值:`Authorization: Bearer TOKEN`
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### 多账号接入
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你可以通过提供多个账号的refresh_token并使用`,`拼接提供:
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`Authorization: Bearer TOKEN1,TOKEN2,TOKEN3`
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每次请求服务会从中挑选一个。
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## Docker部署
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请准备一台具有公网IP的服务器并将8000端口开放。
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拉取镜像并启动服务
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```shell
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docker run -it -d --init --name step-free-api -p 8000:8000 -e TZ=Asia/Shanghai vinlic/step-free-api:latest
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```
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查看服务实时日志
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```shell
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docker logs -f step-free-api
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```
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重启服务
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```shell
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docker restart step-free-api
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```
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停止服务
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```shell
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docker stop step-free-api
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```
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### Docker-compose部署
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```yaml
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version: '3'
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services:
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step-free-api:
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container_name: step-free-api
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image: vinlic/step-free-api:latest
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restart: always
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ports:
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- "8000:8000"
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environment:
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- TZ=Asia/Shanghai
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```
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### Render部署
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**注意:部分部署区域可能无法连接step,如容器日志出现请求超时或无法连接,请切换其他区域部署!**
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**注意:免费账户的容器实例将在一段时间不活动时自动停止运行,这会导致下次请求时遇到50秒或更长的延迟,建议查看[Render容器保活](https://github.com/LLM-Red-Team/free-api-hub/#Render%E5%AE%B9%E5%99%A8%E4%BF%9D%E6%B4%BB)**
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1. fork本项目到你的github账号下。
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2. 访问 [Render](https://dashboard.render.com/) 并登录你的github账号。
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3. 构建你的 Web Service(New+ -> Build and deploy from a Git repository -> Connect你fork的项目 -> 选择部署区域 -> 选择实例类型为Free -> Create Web Service)。
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4. 等待构建完成后,复制分配的域名并拼接URL访问即可。
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### Vercel部署
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**注意:Vercel免费账户的请求响应超时时间为10秒,但接口响应通常较久,可能会遇到Vercel返回的504超时错误!**
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请先确保安装了Node.js环境。
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```shell
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npm i -g vercel --registry http://registry.npmmirror.com
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vercel login
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git clone https://github.com/LLM-Red-Team/step-free-api
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cd step-free-api
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vercel --prod
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```
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## 原生部署
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请准备一台具有公网IP的服务器并将8000端口开��。
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请先安装好Node.js环境并且配置好环境变量,确认node命令可用。
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安装依赖
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```shell
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npm i
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```
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安装PM2进行进程守护
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```shell
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npm i -g pm2
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```
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编译构建,看到dist目录就是构建完成
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```shell
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npm run build
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```
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启动服务
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```shell
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pm2 start dist/index.js --name "step-free-api"
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```
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查看服务实时日志
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```shell
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pm2 logs step-free-api
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```
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重启服务
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```shell
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pm2 reload step-free-api
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```
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停止服务
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```shell
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pm2 stop step-free-api
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```
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## 接口列表
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目前支持与openai兼容的 `/v1/chat/completions` 接口,可自行使用与openai或其他兼容的客户端接入接口,或者使用 [dify](https://dify.ai/) 等线上服务接入使用。
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### 对话补全
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对话补全接口,与openai的 [chat-completions-api](https://platform.openai.com/docs/guides/text-generation/chat-completions-api) 兼容。
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**POST /v1/chat/completions**
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header 需要设置 Authorization 头部:
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```
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Authorization: Bearer [refresh_token]
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```
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请求数据:
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```json
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{
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// 模型名称随意填写
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"model": "step",
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"messages": [
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{
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"role": "user",
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"content": "你是谁?"
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}
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],
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// 如果使用SSE流请设置为true,默认false
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"stream": false
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}
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```
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响应数据:
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```json
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{
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"id": "85466015488159744",
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"model": "step",
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"object": "chat.completion",
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"choices": [
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{
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"index": 0,
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"message": {
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"role": "assistant",
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"content": "我是跃问(StepChat),一个由阶跃星辰(StepFun)开发的多模态大模型。我可以回答您的问题,提供信息和帮助,同时支持多种模态的交互,如文字、图像等。如果您有任何问题或需要帮助,请随时向我提问。"
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},
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"finish_reason": "stop"
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}
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],
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"usage": {
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"prompt_tokens": 1,
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"completion_tokens": 1,
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"total_tokens": 2
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},
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"created": 1711829974
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}
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```
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### 文档解读
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提供一个可访问的文件URL或者BASE64_URL进行解析。
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**POST /v1/chat/completions**
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header 需要设置 Authorization 头部:
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```
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Authorization: Bearer [refresh_token]
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```
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请求数据:
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```json
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{
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// 模型名称随意填写
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"model": "step",
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"messages": [
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{
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"role": "user",
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"content": [
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{
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"type": "file",
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"file_url": {
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"url": "https://mj101-1317487292.cos.ap-shanghai.myqcloud.com/ai/test.pdf"
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}
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},
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{
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"type": "text",
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"text": "文档里说了什么?"
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}
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]
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}
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]
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}
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```
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响应数据:
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```json
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{
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"id": "85774360661086208",
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"model": "step",
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"object": "chat.completion",
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"choices": [
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{
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"index": 0,
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"message": {
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"role": "assistant",
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"content": "这是一个关于爱情魔法的文档。它包含了四个部分:\n\n1. **PMG 4.1390 – 1495**:这是一个使用面包和咒语来吸引心仪女性的仪式。仪式中需要将面包分成七个小块,并在特定地点进行咒语的念诵和投掷。\n2. **PMG 4.1342 – 57**:这是一个召唤恶魔来使一个名叫Tereous的女性受到折磨,直到她与一个名叫Didymos的人相爱并结合的咒语。\n3. **PGM 4.1265 – 74**:这是关于如何赢得一个美丽的女人的咒语。它涉及到连续三天保持纯洁,向女神阿佛洛狄特(Aphrodite)供奉乳香,并在心中默念她的神秘名字。\n4. **PGM 4.1496 – 1**:这是一个使用没药来吸引一个特定女性的咒语。这个咒语需要在煤上焚烧没药的同时念诵,目的是让这个女性心中只想着施咒者,并最终与施咒者相爱。"
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},
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"finish_reason": "stop"
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}
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],
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"usage": {
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"prompt_tokens": 1,
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"completion_tokens": 1,
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"total_tokens": 2
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},
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"created": 1711903489
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}
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```
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### 图像解析
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提供一个可访问的图像URL或者BASE64_URL进行解析。
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此格式兼容 [gpt-4-vision-preview](https://platform.openai.com/docs/guides/vision) API格式,您也可以用这个格式传送文档进行解析。
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**POST /v1/chat/completions**
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header 需要设置 Authorization 头部:
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-
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```
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Authorization: Bearer [refresh_token]
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```
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请求数据:
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```json
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{
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// 模型名称随意填写
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"model": "step",
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"messages": [
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{
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"role": "user",
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"content": [
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{
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"type": "image_url",
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"image_url": {
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"url": "https://k.sinaimg.cn/n/sinakd20111/106/w1024h682/20240327/babd-2ce15fdcfbd6ddbdc5ab588c29b3d3d9.jpg/w700d1q75cms.jpg"
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}
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},
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{
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"type": "text",
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"text": "图像描述了什么?"
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}
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]
|
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}
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]
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}
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```
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响应数据:
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```json
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{
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"id": "85773574417829888",
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"model": "step",
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"object": "chat.completion",
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"choices": [
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{
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"index": 0,
|
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"message": {
|
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"role": "assistant",
|
| 384 |
-
"content": "这张图片展示了一个活动现场,似乎是某种新产品或技术的发布会。图片中央有一个大屏幕,上面写着“创新技术及产品首发”,屏幕上还展示了一些公司的标志或名称,如“RWKV”、“财跃星辰”、“阶跃星辰”、“商汤”和“零方科技”。在屏幕下方的舞台上,有几位穿着正装的人士正在进行互动,可能是在进行产品发布或演示。整个场景给人一种正式且科技感十足的印象。"
|
| 385 |
-
},
|
| 386 |
-
"finish_reason": "stop"
|
| 387 |
-
}
|
| 388 |
-
],
|
| 389 |
-
"usage": {
|
| 390 |
-
"prompt_tokens": 1,
|
| 391 |
-
"completion_tokens": 1,
|
| 392 |
-
"total_tokens": 2
|
| 393 |
-
},
|
| 394 |
-
"created": 1711903302
|
| 395 |
-
}
|
| 396 |
-
```
|
| 397 |
-
|
| 398 |
-
### refresh_token存活检测
|
| 399 |
-
|
| 400 |
-
检测refresh_token是否存活,如果存活live未true,否则为false,请不要频繁(小于10分钟)调用此接口。
|
| 401 |
-
|
| 402 |
-
**POST /token/check**
|
| 403 |
-
|
| 404 |
-
请求数据:
|
| 405 |
-
```json
|
| 406 |
-
{
|
| 407 |
-
"token": "eyJhbGciOiJIUzUxMiIsInR5cCI6IkpXVCJ9..."
|
| 408 |
-
}
|
| 409 |
-
```
|
| 410 |
-
|
| 411 |
-
响应数据:
|
| 412 |
-
```json
|
| 413 |
-
{
|
| 414 |
-
"live": true
|
| 415 |
-
}
|
| 416 |
-
```
|
| 417 |
-
|
| 418 |
-
## 注意事项
|
| 419 |
-
|
| 420 |
-
### Nginx反代优化
|
| 421 |
-
|
| 422 |
-
如果您正在使用Nginx反向代理step-free-api,请添加以下配置项优化流的输出效果,优化体验感。
|
| 423 |
-
|
| 424 |
-
```nginx
|
| 425 |
-
# 关闭代理缓冲。当设置为off时,Nginx会立即将客户端请求发送到后端服务器,并立即将从后端服务器接收到的响应发送回客户端。
|
| 426 |
-
proxy_buffering off;
|
| 427 |
-
# 启用分块传输编码。分块传输编码允许服务器为动态生成的内容分块发送数据,而不需要预先知道内容的大小。
|
| 428 |
-
chunked_transfer_encoding on;
|
| 429 |
-
# 开启TCP_NOPUSH,这告诉Nginx在数据包发送到客户端之前,尽可能地发送数据。这通常在sendfile使用时配合使用,可以提高网络效率。
|
| 430 |
-
tcp_nopush on;
|
| 431 |
-
# 开启TCP_NODELAY,这告诉Nginx不延迟发送数据,立即发送小数据包。在某些情况下,这可以减少网络的延迟。
|
| 432 |
-
tcp_nodelay on;
|
| 433 |
-
# 设置保持连接的超时时间,这里设置为120秒。如果在这段时间内,客户端和服务器之间没有进一步的通信,连接将被关闭。
|
| 434 |
-
keepalive_timeout 120;
|
| 435 |
-
```
|
| 436 |
-
|
| 437 |
-
### Token统计
|
| 438 |
-
|
| 439 |
-
由于推理侧不在step-free-api,因此token不可统计,将以固定数字返回!!!!!
|
| 440 |
-
|
| 441 |
-
## Star History
|
| 442 |
-
|
| 443 |
-
[](https://star-history.com/#LLM-Red-Team/step-free-api&Date)
|
|
|
|
| 1 |
+
---
|
| 2 |
+
license: apache-2.0
|
| 3 |
+
title: step-free-api
|
| 4 |
+
sdk: docker
|
| 5 |
+
emoji: 🚀
|
| 6 |
+
colorFrom: yellow
|
| 7 |
+
colorTo: blue
|
| 8 |
+
pinned: false
|
| 9 |
+
---
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