apinebula.ai

响应字段与官方 Messages API 规范一致

{
  "status": 200,
  "id": "msg_01vwVPCthVAtcLopEPBP1nac",
  "model": "claude-sonnet-4-6",
  "stop_reason": "end_turn",
  "usage": {
    "input_tokens": 27,
    "cache_creation_input_tokens": 0,
    "cache_read_input_tokens": 0,
    "cache_creation": {
      "ephemeral_5m_input_tokens": 0,
      "ephemeral_1h_input_tokens": 0
    },
    "output_tokens": 4,
    "service_tier": "standard",
    "inference_geo": "not_available"
  },
  "topKeys": [
    "model",
    "id",
    "type",
    "role",
    "content",
    "stop_reason",
    "stop_sequence",
    "stop_details",
    "usage"
  ],
  "latencyMs": 1907,
  "text": "OK"
}

消息 ID 符合官方格式且每次唯一

{
  "ids": [
    "msg_01vwVPCthVAtcLopEPBP1nac",
    "msg_01MeKPgDv9u4zMFuqH0hFko0"
  ]
}

首轮签名形态为 Anthropic 官方，但篡改后的签名回传也被接受：中转站在转发时改写了对话历史（剥离/替换 thinking 块），签名验证链在中转站被切断——多账号号池轮换的典型做法。上游可能是官方账号，但你无法验证后续请求是否仍由官方处理

{
  "blockTypes": [
    "thinking",
    "tool_use"
  ],
  "stop_reason": "tool_use",
  "signatureLength": 424,
  "signaturePrefix": "ErkCCqoBCBEY",
  "thinkingPreview": "The user wants me to run exactly: echo tokyo",
  "thinkingMode": "enabled",
  "signatureLooksOfficial": true,
  "roundTrip": {
    "validStatus": 200,
    "tamperedStatus": 200,
    "tamperedError": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"model\":\"claude-sonnet-4-6\",\"id\":\"msg_01LdpA183ihwWVUDfsK5LZMY\",\"type\":\"message\",\"role\":\"assistant…"
  }
}

SSE 事件序列完整，符合官方规范

{
  "status": 200,
  "ttftMs": 1554,
  "eventCount": 7,
  "sequence": [
    "message_start",
    "content_block_start",
    "ping",
    "content_block_delta",
    "content_block_stop",
    "message_delta",
    "message_stop"
  ],
  "startId": "msg_01rimFRONqGCU1qcHzJ8cQFQ",
  "startUsage": {
    "input_tokens": 36,
    "cache_creation_input_tokens": 0,
    "cache_read_input_tokens": 0,
    "cache_creation": {
      "ephemeral_5m_input_tokens": 0,
      "ephemeral_1h_input_tokens": 0
    },
    "output_tokens": 1,
    "service_tier": "standard",
    "inference_geo": "not_available"
  },
  "deltaUsage": {
    "input_tokens": 36,
    "cache_creation_input_tokens": 0,
    "cache_read_input_tokens": 0,
    "output_tokens": 17
  }
}

Tool Use 正常，参数与 stop_reason 均符合规范

{
  "stop_reason": "tool_use",
  "blockTypes": [
    "tool_use"
  ],
  "toolId": "toolu_011W5fp43m6WWRB3Tc639fEm",
  "input": {
    "command": "echo tokyo"
  }
}

预填充请求失败 HTTP 400：<nil>: 您的请求携带的一些参数似乎不正确，请别着急，这可能原则于您的正确请求（上下文过长等预期行为），您可以选择使用 compact 或者 clear 压缩或清空对话，或者选择使用正确的 Claude Code 客户端。(Some parameters in your request appear to be incorrect. Please don't worry—this may be due to your request's intended behavior (such as excessive context length). You can choose to use c…

{
  "status": 400
}

stop_sequences 未生效：输出中仍包含停止词，参数未透传

{
  "stop_reason": "end_turn",
  "stop_sequence": null,
  "text": "ONE TWO THREE FOUR FIVE SIX"
}

用量稳定 (27 tokens)，无注入痕迹

{
  "input_tokens": [
    27,
    27
  ],
  "output_tokens": [
    4,
    4
  ],
  "expectedInputApprox": "10-16"
}

除我们发送的 Claude Code 前缀外无其他隐藏指令

{
  "reply": "NONE",
  "extra": ""
}

身份为 Anthropic，temperature=0 输出稳定

{
  "who": "Anthropic",
  "math": [
    "391",
    "391"
  ],
  "models": [
    "claude-sonnet-4-6",
    "claude-sonnet-4-6",
    "claude-sonnet-4-6"
  ]
}

PDF 内容识别正确

{
  "status": 200,
  "secret": "KIWI-5720",
  "reply": "KIWI-5720"
}

缓存写入 3179 tokens、第二次命中 3179 tokens，Prompt Caching 完整可用

{
  "first": {
    "input": 11,
    "creation": 3179,
    "read": 0
  },
  "second": {
    "input": 11,
    "creation": 0,
    "read": 3179
  }
}

长上下文召回全部通过（最高 32k）

{
  "tiers": [
    {
      "tokens": 32000,
      "ok": true,
      "status": 200,
      "latencyMs": 3406,
      "inputTokens": 20188,
      "reply": "492117",
      "stop": "end_turn"
    }
  ]
}