Antigravity Proxy 接口字段

协议身份

插件 ID：antigravity-proxy
Provider ID：antigravity-chat
能力：text
默认 Base URL：http://103.242.14.110:8317
鉴权驱动：bearer
创建：POST /chat/completions
生命周期：同步响应

配置字段

字段	类型	必填	含义
`apiKey`	secret	是	中转渠道 API Key

统一字段映射

统一字段	类型	必填	上游映射	说明
`model`	string	是	`model`	上游模型 ID。
`messages`	message[]	是	`messages`	包含历史消息和当前用户输入。
`instructions`	string	否	`system/instructions`	系统指令。
`temperature`	number	否	`temperature`	采样温度。
`top_p`	number	否	`top_p`	核采样参数。
`max_tokens`	integer	否	`max_tokens/max_output_tokens`	最大输出 token。
`tools`	array	否	`tools/toolConfig`	工具定义。
`tool_choice`	object\|string	否	`tool_choice`	工具选择策略。
`response_format`	object	否	`response_format/text`	结构化输出配置。
`stream`	boolean	否	`stream`	流式开关。

上游请求模板

上游位置	值或转换表达式
`create.method`	`"POST"`
`create.path`	`"/chat/completions"`
`create.contentType`	`"application/json"`
`create.body.model`	`{"$ref":"request.model"}`
`create.body.messages`	`{"$ref":"request.messages"}`
`create.body.temperature`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.temperature"}}`
`create.body.top_p`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.top_p"}}`
`create.body.max_tokens`	`{"$omitEmpty":{"$coalesce":[{"$ref":"request.extra.max_tokens"},{"$ref":"request.providerOptions.antigravity-chat.max_tokens"}]}}`
`create.body.tools`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.tools"}}`
`create.body.tool_choice`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.tool_choice"}}`
`create.body.response_format`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.response_format"}}`
`create.body.stream`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.stream"}}`
`create.body.stop`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.stop"}}`
`create.body.seed`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.seed"}}`
`create.body.frequency_penalty`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.frequency_penalty"}}`
`create.body.presence_penalty`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.presence_penalty"}}`
`create.body.user`	`{"$omitEmpty":{"$ref":"request.providerOptions.antigravity-chat.user"}}`

响应映射

映射位置	上游路径或转换表达式
`response.status`	`"succeeded"`
`response.textPaths[0]`	`"choices.0.message.content"`
`response.textPaths[1]`	`"choices.0.text"`
`response.reasoningPaths[0]`	`"choices.0.message.reasoning_content"`
`response.usage`	`{"$ref":"response.usage"}`
`response.errorPaths[0]`	`"error.code"`
`response.messagePaths[0]`	`"error.message"`

兼容边界

该包只代表 Antigravity 中转渠道的 OpenAI Chat Completions 线协议；其他端点或网关包装必须使用独立插件。

Manifest 完整接口定义

以下 JSON 与插件包内实际 manifest.json 逐字段一致，覆盖插件身份、权限、配置、鉴权、参数、校验、创建、Agent、查询、取消、结果下载、响应和 Agent 响应映射。documentation 字段的值就是当前完整文档；为避免文档在自身内部无限递归，JSON 中仅用等义占位文本表示正文。

{
  "apiVersion": "yingce.plugin/v2",
  "id": "antigravity-proxy",
  "name": "Antigravity Proxy",
  "version": "1.0.0",
  "author": "Yingce",
  "description": "Antigravity 中转渠道插件：OpenAI 兼容对话（gemini-3.8-flash-high / gemini-pro-agent）。",
  "permissions": [
    "generation.run",
    "media.read"
  ],
  "configuration": {
    "fields": [
      {
        "name": "apiKey",
        "type": "secret",
        "label": "API Key",
        "required": true
      }
    ]
  },
  "contributes": {
    "providers": [
      {
        "id": "antigravity-chat",
        "label": "Antigravity Chat",
        "capabilities": [
          "text"
        ],
        "scopes": [
          "admin.system-channel",
          "user.custom-channel",
          "canvas",
          "creation",
          "agent"
        ],
        "baseUrl": "http://103.242.14.110:8317",
        "auth": {
          "type": "bearer",
          "field": "apiKey"
        },
        "parameters": [
          {
            "name": "model",
            "type": "string",
            "required": true,
            "mapping": "model",
            "description": "模型 ID（gemini-3.8-flash-high / gemini-pro-agent）。"
          },
          {
            "name": "messages",
            "type": "message[]",
            "required": true,
            "mapping": "provider message container",
            "description": "包含历史消息和当前用户输入。"
          },
          {
            "name": "instructions",
            "type": "string",
            "required": false,
            "mapping": "system/instructions",
            "description": "系统指令。"
          },
          {
            "name": "temperature",
            "type": "number",
            "required": false,
            "mapping": "temperature",
            "description": "采样温度。"
          },
          {
            "name": "top_p",
            "type": "number",
            "required": false,
            "mapping": "top_p",
            "description": "核采样参数。"
          },
          {
            "name": "max_tokens",
            "type": "integer",
            "required": false,
            "mapping": "max_tokens/max_output_tokens",
            "description": "最大输出 token。"
          },
          {
            "name": "tools",
            "type": "array",
            "required": false,
            "mapping": "tools/toolConfig",
            "description": "工具定义。"
          },
          {
            "name": "tool_choice",
            "type": "object|string",
            "required": false,
            "mapping": "tool_choice",
            "description": "工具选择策略。"
          },
          {
            "name": "response_format",
            "type": "object",
            "required": false,
            "mapping": "response_format/text",
            "description": "结构化输出配置。"
          },
          {
            "name": "stream",
            "type": "boolean",
            "required": false,
            "mapping": "stream",
            "description": "流式开关；后台任务当前以最终响应归一。"
          },
          {
            "name": "providerOptions",
            "type": "object",
            "required": false,
            "mapping": "provider-specific fields",
            "description": "插件命名空间内的厂商扩展字段。"
          }
        ],
        "create": {
          "method": "POST",
          "path": "/chat/completions",
          "contentType": "application/json",
          "body": {
            "model": {
              "$ref": "request.model"
            },
            "messages": {
              "$ref": "request.messages"
            },
            "temperature": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.temperature"
              }
            },
            "top_p": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.top_p"
              }
            },
            "max_tokens": {
              "$omitEmpty": {
                "$coalesce": [
                  {
                    "$ref": "request.extra.max_tokens"
                  },
                  {
                    "$ref": "request.providerOptions.antigravity-chat.max_tokens"
                  }
                ]
              }
            },
            "tools": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.tools"
              }
            },
            "tool_choice": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.tool_choice"
              }
            },
            "response_format": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.response_format"
              }
            },
            "stream": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.stream"
              }
            },
            "stop": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.stop"
              }
            },
            "seed": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.seed"
              }
            },
            "frequency_penalty": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.frequency_penalty"
              }
            },
            "presence_penalty": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.presence_penalty"
              }
            },
            "user": {
              "$omitEmpty": {
                "$ref": "request.providerOptions.antigravity-chat.user"
              }
            }
          }
        },
        "response": {
          "status": "succeeded",
          "textPaths": [
            "choices.0.message.content",
            "choices.0.text"
          ],
          "reasoningPaths": [
            "choices.0.message.reasoning_content"
          ],
          "usage": {
            "$ref": "response.usage"
          },
          "errorPaths": [
            "error.code"
          ],
          "messagePaths": [
            "error.message"
          ]
        }
      }
    ]
  },
  "documentation": "<当前插件的完整 documentation，由 README.md 与 docs/interface.md 拼接而成；为避免 JSON 递归，此处不重复展开正文。>"
}

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