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test-repo/docs/.vitepress/theme/components/appendix/ai-protocols/ProtocolComparisonDemo.vue
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<template>
<div class="protocol-comparison-demo">
<div class="demo-header">
<span class="title">MCP vs A2A</span>
<span class="subtitle">AI Agent 两大协议的定位差异</span>
</div>
<div class="intro-text">
想象你在一个<span class="highlight">大型商场</span>MCP 就像商场的"统一插座标准"让各种电器工具都能插上使用A2A 就像商场的"内部对讲系统"让不同店铺Agent之间可以协作
</div>
<div class="protocol-cards">
<div class="protocol-card mcp">
<div class="card-header">
<span class="card-title">MCP</span>
<span class="card-badge">工具连接</span>
</div>
<div class="card-fullname">Model Context Protocol</div>
<div class="card-desc">
AI 与外部工具数据源的连接协议让工具开发者写一次代码所有 AI 应用都能用
</div>
<div class="card-meta">
<div class="meta-item">
<span class="meta-label">发起方</span>
<span class="meta-value">Anthropic</span>
</div>
<div class="meta-item">
<span class="meta-label">发布时间</span>
<span class="meta-value">2024.11</span>
</div>
<div class="meta-item">
<span class="meta-label">架构</span>
<span class="meta-value">Client-Server</span>
</div>
<div class="meta-item">
<span class="meta-label">数据格式</span>
<span class="meta-value">JSON-RPC 2.0</span>
</div>
</div>
<div class="card-analogy">
<span class="analogy-label">类比</span>
<span class="analogy-text">USB-C 接口 统一各种设备的充电方式</span>
</div>
</div>
<div class="protocol-card a2a">
<div class="card-header">
<span class="card-title">A2A</span>
<span class="card-badge">Agent协作</span>
</div>
<div class="card-fullname">Agent-to-Agent Protocol</div>
<div class="card-desc">
Agent 之间的通信协议让不同厂商不同框架的 Agent 能够无缝协作
</div>
<div class="card-meta">
<div class="meta-item">
<span class="meta-label">发起方</span>
<span class="meta-value">Google</span>
</div>
<div class="meta-item">
<span class="meta-label">发布时间</span>
<span class="meta-value">2025.04</span>
</div>
<div class="meta-item">
<span class="meta-label">架构</span>
<span class="meta-value">Peer-to-Peer</span>
</div>
<div class="meta-item">
<span class="meta-label">数据格式</span>
<span class="meta-value">HTTP + JSON</span>
</div>
</div>
<div class="card-analogy">
<span class="analogy-label">类比</span>
<span class="analogy-text">企业微信 让同事之间可以发任务聊天</span>
</div>
</div>
</div>
<div class="info-box">
<strong>核心思想</strong>MCP A2A 不是竞争关系而是互补关系MCP 解决"AI 如何获取外部能力"A2A 解决"多个 AI 如何协作"
</div>
</div>
</template>
<script setup>
</script>
<style scoped>
.protocol-comparison-demo {
border: 1px solid var(--vp-c-divider);
border-radius: 8px;
background: var(--vp-c-bg-soft);
padding: 1rem;
margin: 1rem 0;
}
.demo-header {
display: flex;
align-items: center;
gap: 0.5rem;
margin-bottom: 0.75rem;
}
.demo-header .icon {
font-size: 1.25rem;
}
.demo-header .title {
font-weight: bold;
font-size: 1rem;
}
.demo-header .subtitle {
color: var(--vp-c-text-2);
font-size: 0.85rem;
margin-left: 0.5rem;
}
.intro-text {
color: var(--vp-c-text-2);
font-size: 0.9rem;
margin-bottom: 1rem;
line-height: 1.5;
}
.intro-text .highlight {
color: var(--vp-c-brand);
font-weight: 500;
}
.protocol-cards {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 0.75rem;
margin-bottom: 1rem;
}
.protocol-card {
border: 1px solid var(--vp-c-divider);
border-radius: 8px;
padding: 0.75rem;
background: var(--vp-c-bg);
}
.protocol-card.mcp {
border-left: 3px solid #3b82f6;
}
.protocol-card.a2a {
border-left: 3px solid #10b981;
}
.card-header {
display: flex;
align-items: center;
gap: 0.5rem;
margin-bottom: 0.4rem;
}
.card-icon {
font-size: 1.25rem;
}
.card-title {
font-weight: bold;
font-size: 1.1rem;
}
.card-badge {
font-size: 0.7rem;
padding: 0.15rem 0.4rem;
border-radius: 4px;
margin-left: auto;
}
.protocol-card.mcp .card-badge {
background: rgba(59, 130, 246, 0.2);
color: #3b82f6;
}
.protocol-card.a2a .card-badge {
background: rgba(16, 185, 129, 0.2);
color: #10b981;
}
.card-fullname {
font-size: 0.75rem;
color: var(--vp-c-text-3);
margin-bottom: 0.4rem;
}
.card-desc {
font-size: 0.85rem;
color: var(--vp-c-text-2);
line-height: 1.4;
margin-bottom: 0.6rem;
}
.card-meta {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 0.4rem;
margin-bottom: 0.6rem;
padding: 0.5rem;
background: var(--vp-c-bg-soft);
border-radius: 6px;
}
.meta-item {
display: flex;
flex-direction: column;
gap: 0.1rem;
}
.meta-label {
font-size: 0.65rem;
color: var(--vp-c-text-3);
}
.meta-value {
font-size: 0.75rem;
color: var(--vp-c-text-1);
font-weight: 500;
}
.card-analogy {
display: flex;
align-items: center;
gap: 0.4rem;
padding: 0.4rem;
background: var(--vp-c-bg-alt);
border-radius: 6px;
}
.analogy-label {
font-size: 0.65rem;
color: var(--vp-c-text-3);
flex-shrink: 0;
}
.analogy-text {
font-size: 0.75rem;
color: var(--vp-c-text-2);
line-height: 1.3;
}
.info-box {
background: var(--vp-c-bg-alt);
padding: 0.75rem;
border-radius: 6px;
font-size: 0.85rem;
color: var(--vp-c-text-2);
display: flex;
gap: 0.25rem;
align-items: flex-start;
}
.info-box .icon {
flex-shrink: 0;
}
@media (max-width: 640px) {
.protocol-cards {
grid-template-columns: 1fr;
}
}
</style>