ORTB
中 / EN

VAST(Video Ad Serving Template,视频广告投放模板)是 IAB Tech Lab 发布的 XML 响应标准,定义广告服务器与视频播放器之间的广告投放与追踪契约。站内元素骨架覆盖 2.0 → 4.4,全部数据 vendor 自 IAB 官方 GitHub 仓库并经交叉校验。

数据源与基线

官方数据 vendor 自 IAB 官方仓库 InteractiveAdvertisingBureau/vast.git(commit e0858cd)与 InteractiveAdvertisingBureau/VAST4.x.git(commit ccf49aa),抓取于 2026-08-19。

许可:THE STANDARDS, THE SPECIFICATIONS, THE MEASUREMENT GUIDELINES, AND ANY OTHER MATERIALS OR SERVICES PROVIDED TO OR USED BY YOU HEREUNDER (THE “PRODUCTS AND SERVICES”) ARE PROVIDED “AS IS” AND “AS AVAILABLE,” AND IAB TECHNOLOGY LABORATORY, INC. (“TECH LAB”) MAKES NO WARRANTY WITH RESPECT TO THE SAME AND HEREBY DISCLAIMS ANY AND ALL EXPRESS, IMPLIED, OR STATUTORY WARRANTIES, INCLUDING, WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AVAILABILITY, ERROR-FREE OR UNINTERRUPTED OPERATION, AND ANY WARRANTIES ARISING FROM A COURSE OF DEALING, COURSE OF PERFORMANCE, OR USAGE OF TRADE. TO THE EXTENT THAT TECH LAB MAY NOT AS A MATTER OF APPLICABLE LAW DISCLAIM ANY IMPLIED WARRANTY, THE SCOPE AND DURATION OF SUCH WARRANTY WILL BE THE MINIMUM PERMITTED UNDER SUCH LAW. THE PRODUCTS AND SERVICES DO NOT CONSTITUTE BUSINESS OR LEGAL ADVICE. TECH LAB DOES NOT WARRANT THAT THE PRODUCTS AND SERVICES PROVIDED TO OR USED BY YOU HEREUNDER SHALL CAUSE YOU AND/OR YOUR PRODUCTS OR SERVICES TO BE IN COMPLIANCE WITH ANY APPLICABLE LAWS, REGULATIONS, OR SELF-REGULATORY FRAMEWORKS, AND YOU ARE SOLELY RESPONSIBLE FOR COMPLIANCE WITH THE SAME, INCLUDING, BUT NOT LIMITED TO, DATA PROTECTION LAWS, SUCH AS THE PERSONAL INFORMATION PROTECTION AND ELECTRONIC DOCUMENTS ACT (CANADA), THE DATA PROTECTION DIRECTIVE (EU), THE E-PRIVACY DIRECTIVE (EU), THE GENERAL DATA PROTECTION REGULATION (EU), AND THE E-PRIVACY REGULATION (EU) AS AND WHEN THEY BECOME EFFECTIVE.

IAB Tech Lab VAST 标准页

版本时间线

VAST 4.42024-07CTV Addendum 2024官方 XSD 交叉校验

CTV Ad Portfolio:NonLinear 扩展至 Pause/Screensaver/Overlay/Squeezeback、标准化 QR Code、AdCOM plcmt/pos/playbackmethod/attr 信令

77 元素 · 51 属性浏览元素目录

VAST 4.32022-12规范全文对照校验

无结构变更:宏迁移 GitHub 维护、[PLAYBACKMETHODS]=7 连续播放、InteractiveCreativeFile 支持内联 data URI

68 元素 · 48 属性浏览元素目录

VAST 4.12017-08官方 XSD 交叉校验

OMID 集成(browserOptional)、音频广告(adType)、AdServingId、Expires、移除 VPAID/Flash

66 元素 · 48 属性浏览元素目录

VAST 4.02016-01官方 XSD 交叉校验

Mezzanine 夹层文件、UniversalAdId、AdVerifications 验证框架、Category、媒体与交互文件分离

59 元素 · 42 属性浏览元素目录

VAST 3.02012-07官方 XSD 交叉校验

可跳过广告(skipoffset)、Ad Pods、Icons、错误码与追踪事件扩展

52 元素 · 36 属性浏览元素目录

VAST 2.02012-03官方 XSD 交叉校验

基线版本:Linear / NonLinear / Companion 与四分位追踪(大量存量流量仍以此为基线)

37 元素 · 17 属性浏览元素目录

本页元素数据来自站内骨架(data/vast-spec/skeleton/vast.ts),其与官方源的一致性由 CI 双向交叉校验守护;与官方 XSD/规范的任何差异均逐条登记了事实依据。