Claude Opus 4.5 (20251101)
Anthropic Opus 4.5 快照模型，面向高价值编程与智能体任务的顶级智能。
上下文窗口
200k tokens
Claude Opus 4.5 (20251101)
最大输出
-
MTok
输入
$5
输出
$25
claude-opus-4-5-20251101试玩区
claude-opus-4-5-20251101Click or drag
暂无输出
定价
| 方案 | 上下文窗口 | 最大输出 | 输入 | 输出 | 缓存写入 | 缓存读取 |
|---|---|---|---|---|---|---|
Claude Opus 4.5 (20251101) | 200k tokens | - | $5 | $25 | 5m: $6.25 1h: $10 | $0.50 |
该价格为 Anthropic 官方 Claude API 上的 Claude Opus 4.5 定价。
Prompt caching 的 5 分钟写入为 1.25 倍、1 小时写入为 2 倍、缓存读取为 0.1 倍。
缓存读取或缓存输入价格适用于复用的提示词 tokens。
README
- Anthropic 将 Claude Opus 4.5 定位为顶级能力模型，适合高要求编程、关键决策推理和长时智能体任务。
- 该页面对应快照模型 ID `claude-opus-4-5-20251101`，适合需要明确版本固定策略的团队。
- 当你的场景优先考虑结果质量与稳定性，而非延迟和成本效率时，Opus 4.5 更具价值。
API
API
端点
POST /v1/messages认证
Authorization: Bearer YOUR_REACH_API_KEY anthropic-version: 2023-06-01 Content-Type: application/json
示例
curl -X POST "https://direct.reachapi.ai/v1/messages" \
-H "Authorization: Bearer YOUR_REACH_API_KEY" \
-H "anthropic-version: 2023-06-01" \
-H "Content-Type: application/json" \
-d '{
"model": "YOUR_MODEL_ID",
"messages": [
{
"role": "user",
"content": "Introduce ReachAPI in one sentence."
}
],
"max_tokens": 512,
"temperature": 0.2
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