简短回答
截至 2026-10-07，APIVAI 用一个 API 密钥提供 19 个模型：Anthropic 的 11 个 Claude 模型和 OpenAI 的 8 个 GPT 模型。Claude 模型比 Anthropic 官方标价低 58–66%，GPT 模型比 OpenAI 官方标价最多低 86%。下表价格为每百万 token；每个模型的页面有单次请求费用、调用示例和常见问题。
Claude 模型（Anthropic）
| 模型 | 模型 ID | 输入 / 输出 | 官方价 | 节省 | 上下文 |
|---|---|---|---|---|---|
| Claude Fable 5.1 | claude-fable-5-1 | $4.21 / $21.02 | $10.00 / $50.00 | 58% | 1M |
| Claude Fable 5 | claude-fable-5 | $4.21 / $21.02 | $10.00 / $50.00 | 58% | 1M |
| Claude Opus 5 | claude-opus-5 | $1.74 / $8.69 | $5.00 / $25.00 | 65% | 1M |
| Claude Opus 4.8 | claude-opus-4-8 | $1.74 / $8.69 | $5.00 / $25.00 | 65% | 1M |
| Claude Opus 4.7 | claude-opus-4-7 | $1.74 / $8.69 | $5.00 / $25.00 | 65% | 1M |
| Claude Opus 4.6 | claude-opus-4-6 | $1.74 / $8.69 | $5.00 / $25.00 | 65% | 1M |
| Claude Opus 5.5 | claude-opus-5-5 | $1.39 / $6.96 | $4.00 / $20.00 | 65% | 1M |
| Claude Sonnet 4.6 | claude-sonnet-4-6 | $1.04 / $5.22 | $3.00 / $15.00 | 65% | 1M |
| Claude Sonnet 5.5 | claude-sonnet-5-5 | $0.69 / $3.47 | $2.00 / $10.00 | 66% | 1M |
| Claude Sonnet 5 | claude-sonnet-5 | $0.69 / $3.47 | $2.00 / $10.00 | 66% | 1M |
| Claude Haiku 4.5 | claude-haiku-4-5 | $0.35 / $1.74 | $1.00 / $5.00 | 65% | 1M |
GPT 模型（OpenAI）
| 模型 | 模型 ID | 输入 / 输出 | 官方价 | 节省 | 上下文 |
|---|---|---|---|---|---|
| GPT-6 Astra | gpt-6-astra | $1.52 / $7.60 | $10.00 / $50.00 | 85% | 1M |
| GPT-5.5 | gpt-5.5 | $0.77 / $4.56 | $5.00 / $30.00 | 85% | 1M |
| GPT-5.6 Sol | gpt-5.6-sol | $0.61 / $3.65 | $4.00 / $20.00 | 85% | 1M |
| GPT-5.6 Terra | gpt-5.6-terra | $0.30 / $1.82 | $2.00 / $12.00 | 85% | 1M |
| GPT-6.1 Sol | gpt-6.1-sol | $0.30 / $1.52 | $2.00 / $10.00 | 85% | 1M |
| GPT-6 Sol | gpt-6-sol | $0.30 / $1.52 | $2.00 / $10.00 | 85% | 1M |
| GPT-5.6 Luna | gpt-5.6-luna | $0.0304 / $0.18 | $0.20 / $1.20 | 85% | 1M |
| GPT-6 Luna | gpt-6-luna | $0.0144 / $0.0768 | $0.10 / $0.50 | 86% | 1M |