统一积分，所有产品通用，1 年有效（充值自动顺延），无订阅。中科院分区、新锐、科协目录免费；充值任意积分包永久解锁风险雷达等付费字段；AI 荐刊（需登录）、文献侦探等按次扣积分。
One credit balance for every AILatest product, valid 1 year (extended on top-up), no subscriptions. CAS tiers, XR and CAST are free; any credit pack permanently unlocks Risk radar and the other paid fields. AI match (sign-in required) and RefCheck use credits per action.
一次性购买 · 1 年有效，充值顺延
One-time · valid 1 year, extended on top-up
一次性购买 · 1 年有效，充值顺延
One-time · valid 1 year, extended on top-up
一次性购买 · 1 年有效，充值顺延
One-time · valid 1 year, extended on top-up
价格 USD · 支付方式以 Creem 收银台显示为准（支付宝 / Apple Pay / Google Pay / 银行卡）· 积分购买后立即到账
Prices in USD · payment methods as shown at Creem checkout (Alipay / Apple Pay / Google Pay / cards) · credits arrive right after payment
| 免费 | |
|---|---|
| 查刊 · 期刊详情 | 未登录 5 本/天；登录不限 |
| 中科院分区 · 新锐 · 科协目录 | 免费 |
| 任意积分包 · 永久解锁 | |
| 预警撤稿APC审查状态发文量图自引用率JIF 自引贡献风险雷达 | |
| 按次扣积分 | |
| AI 荐刊 | 需登录 · 10 积分/次 |
| 文献侦探 RefCheck | 1 积分/条 |
| Free | |
|---|---|
| Search · journal pages | 5/day signed out; unlimited signed in |
| CAS tiers · Emerging · CAST | Free |
| Any credit pack · unlocked forever | |
| WarningsRetractionsAPCReview statusOutput chartsSelf-citationJIF self-citeRisk radar | |
| Per use | |
| AI journal match | Sign-in · 10 credits each |
| RefCheck | 1 credit per reference |
| 动作 | 消耗 |
|---|---|
| 网站查刊 · 期刊详情 | 未登录每天 5 本不同期刊；登录后免费字段不限量 |
| 付费字段（风险雷达：撤稿 / APC / 预警名单 / Under Review / On Hold / 自引用率与 JIF 自引贡献占比 / 发文量异常与国家地区占比图） | 充值任意积分包永久解锁 |
| AI 荐刊（Journal） | 需登录 · 10 积分 / 次 |
| 文献侦探 RefCheck | 登录免费 5 条，之后 1 积分 / 条（未登录一共 3 条） |
| 浏览器插件 | 每天 100 种期刊免费；之后 1 积分 / 10 种新期刊 |
| Skill / API / MCP | 登录 100 次 / 天（未登录 20） |
| Action | Cost |
|---|---|
| Website search · journal pages | 5 distinct journals per UTC day signed out; unlimited free fields when signed in |
| Paid fields (Risk radar: retractions / APC / warning lists / Under Review / On Hold / self-citation & JIF self-cite % / output anomalies and country charts) | Unlocked forever by any credit pack |
| AI journal match (Journal) | Sign-in required · 10 credits each |
| RefCheck reference check | 5 free when signed in, then 1 credit per reference (signed out: 3 in total) |
| Browser extension | 100 journals a day free; then 1 credit per 10 new journals |
| Skill / API / MCP | 100 calls a day signed in (20 signed out) |