{
  "$schema": "https://token.best/schema/pricing-v1.json",
  "asOf": "2026-09-20",
  "currency": "USD",
  "unit": "per 1M tokens",
  "notes": [
    "cacheWrite / cacheRead 为 prompt cache 的分层价格。多数第三方计算器只算 input/output，会严重高估长上下文重复调用的成本。",
    "标记 derived=true 的字段为按厂商公开规则推算（Anthropic: cacheWrite5m = 1.25x input, cacheRead = 0.1x input；OpenAI/Google: cachedInput = 0.1x input），非逐条查证的官方页面数值。",
    "Google Gemini 另收缓存存储费 $0.50 / 1M tokens / 小时（截至 2026 年底），本表未计入。",
    "DeepSeek 按时段计价：高峰 01:00-04:00 与 06:00-10:00 UTC，其余 17 小时为高峰价的一半。表内为高峰价。"
  ],
  "models": [
    {
      "id": "claude-opus-5", "name": "Claude Opus 5", "vendor": "Anthropic",
      "input": 5.0, "output": 25.0, "cacheWrite": 6.25, "cacheRead": 0.5,
      "contextWindow": 1000000, "derived": false, "tier": "frontier"
    },
    {
      "id": "claude-fable-5-1", "name": "Claude Fable 5.1", "vendor": "Anthropic",
      "input": 10.0, "output": 50.0, "cacheWrite": 12.5, "cacheRead": 1.0,
      "contextWindow": 1000000, "derived": true, "tier": "frontier"
    },
    {
      "id": "claude-sonnet-5", "name": "Claude Sonnet 5", "vendor": "Anthropic",
      "input": 2.0, "output": 10.0, "cacheWrite": 2.5, "cacheRead": 0.2,
      "contextWindow": 1000000, "derived": true, "tier": "balanced"
    },
    {
      "id": "claude-haiku-4-5", "name": "Claude Haiku 4.5", "vendor": "Anthropic",
      "input": 1.0, "output": 5.0, "cacheWrite": 1.25, "cacheRead": 0.1,
      "contextWindow": 200000, "derived": false, "tier": "fast"
    },
    {
      "id": "gpt-6-astra", "name": "GPT-6 Astra", "vendor": "OpenAI",
      "input": 10.0, "output": 50.0, "cacheWrite": 0, "cacheRead": 1.0,
      "contextWindow": 400000, "derived": true, "tier": "frontier"
    },
    {
      "id": "gpt-5-6-sol", "name": "GPT-5.6 Sol", "vendor": "OpenAI",
      "input": 4.0, "output": 20.0, "cacheWrite": 0, "cacheRead": 0.4,
      "contextWindow": 400000, "derived": false, "tier": "frontier",
      "note": "促销价（原 $5/$30），OpenAI 声明至少维持到 2026-11-21"
    },
    {
      "id": "gpt-5-6-terra", "name": "GPT-5.6 Terra", "vendor": "OpenAI",
      "input": 2.0, "output": 12.0, "cacheWrite": 0, "cacheRead": 0.2,
      "contextWindow": 400000, "derived": false, "tier": "balanced"
    },
    {
      "id": "gpt-5-6-luna", "name": "GPT-5.6 Luna", "vendor": "OpenAI",
      "input": 0.2, "output": 1.2, "cacheWrite": 0, "cacheRead": 0.02,
      "contextWindow": 400000, "derived": false, "tier": "fast"
    },
    {
      "id": "gpt-5", "name": "GPT-5", "vendor": "OpenAI",
      "input": 1.25, "output": 10.0, "cacheWrite": 0, "cacheRead": 0.125,
      "contextWindow": 400000, "derived": true, "tier": "balanced"
    },
    {
      "id": "gemini-3-1-pro", "name": "Gemini 3.1 Pro", "vendor": "Google",
      "input": 2.0, "output": 12.0, "cacheWrite": 0, "cacheRead": 0.2,
      "contextWindow": 1000000, "derived": true, "tier": "frontier",
      "note": "超过 200K 上下文时涨价至 $4 / $18"
    },
    {
      "id": "gemini-3-6-flash", "name": "Gemini 3.6 Flash", "vendor": "Google",
      "input": 1.5, "output": 7.5, "cacheWrite": 0, "cacheRead": 0.15,
      "contextWindow": 1000000, "derived": true, "tier": "balanced"
    },
    {
      "id": "gemini-3-5-flash-lite", "name": "Gemini 3.5 Flash-Lite", "vendor": "Google",
      "input": 0.3, "output": 2.5, "cacheWrite": 0, "cacheRead": 0.03,
      "contextWindow": 1000000, "derived": true, "tier": "fast"
    },
    {
      "id": "gemini-2-5-flash-lite", "name": "Gemini 2.5 Flash-Lite", "vendor": "Google",
      "input": 0.1, "output": 0.4, "cacheWrite": 0, "cacheRead": 0.01,
      "contextWindow": 1000000, "derived": true, "tier": "fast"
    },
    {
      "id": "deepseek-flash", "name": "DeepSeek V4.1 Flash", "vendor": "DeepSeek",
      "input": 0.3, "output": 1.2, "cacheWrite": 0, "cacheRead": 0.006,
      "contextWindow": 128000, "derived": false, "tier": "fast",
      "note": "高峰价；非高峰时段全部减半。缓存命中输入低至 $0.006"
    },
    {
      "id": "deepseek-v4-pro", "name": "DeepSeek V4 Pro", "vendor": "DeepSeek",
      "input": 0.435, "output": 0.87, "cacheWrite": 0, "cacheRead": 0.0435,
      "contextWindow": 128000, "derived": true, "tier": "balanced",
      "note": "数值为 2026-08-12 核对值，需复查"
    }
  ],
  "sources": [
    "https://developers.openai.com/api/docs/pricing",
    "https://benchlm.ai/anthropic/api-pricing",
    "https://benchlm.ai/openai/api-pricing",
    "https://benchlm.ai/google/api-pricing",
    "https://benchlm.ai/deepseek/api-pricing",
    "https://www.cloudzero.com/blog/gemini-pricing/",
    "https://www.morphllm.com/openai-api-pricing"
  ]
}