Web Evidence
Paid claim verification with cited web evidence, source provenance, snapshots, and hashes.
我该使用它吗
质量与安全性
B
基于对工具定义和协议合规性的自动分析。
上下文开销
~1,081token 数（工具定义）
~2.2 KB典型响应大小
对注意力有中等影响（占 128k 上下文窗口的 0.84%）
这是每次将服务器的工具加载到模型上下文窗口时所消耗的大致 token 数。数值越高，可用于其他任务的注意力就越少。
安装
一键安装
将以下内容添加到你的 `claude_desktop_config.json` 文件中：
{
"mcpServers": {
"web-evidence": {
"url": "https://api.aisoup.net/mcp"
}
}
}远程端点
https://api.aisoup.net/mcpstreamable-http它能做什么
工具清单
工具（5）
🟢 只读🟡 写入🔴 删除⚪ 未知
🟢list_verification_tiers
List Web Evidence verification tools, prices, and research limits. This tool is free.
输入模式
{
"type": "object",
"properties": {},
"$schema": "http://json-schema.org/draft-07/schema#"
}⚪verify_claim_quick(claim, asOf, jurisdiction, freshnessHours, sourcePolicy, ...)
Quick verification for a narrow claim using up to 3 cited sources. Costs $0.02 USDC on Base per call.
输入模式
{
"type": "object",
"properties": {
"claim": {
"type": "string",
"minLength": 3,
"maxLength": 4000,
"description": "The factual claim to verify."
},
"asOf": {
"type": "string",
"description": "Optional YYYY-MM-DD date at which the claim should be evaluated."
},
"jurisdiction": {
"type": "string",
"maxLength": 100
},
"freshnessHours": {
"type": "integer",
"minimum": 1,
"maximum": 8760
},
"sourcePolicy": {
"type": "string",
"enum": [
"official_only",
"authoritative",
"open_web"
]
},
"minimumSources": {
"type": "integer",
"minimum": 1,
"maximum": 10
},
"maxSources": {
"type": "integer",
"minimum": 1,
"maximum": 20
},
"allowedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"blockedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"includeConflicts": {
"type": "boolean"
},
"language": {
"type": "string",
"minLength": 2,
"maxLength": 35
}
},
"required": [
"claim"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}⚪verify_claim(claim, asOf, jurisdiction, freshnessHours, sourcePolicy, ...)
Standard verification with balanced evidence coverage. Costs $0.05 USDC on Base per call.
输入模式
{
"type": "object",
"properties": {
"claim": {
"type": "string",
"minLength": 3,
"maxLength": 4000,
"description": "The factual claim to verify."
},
"asOf": {
"type": "string",
"description": "Optional YYYY-MM-DD date at which the claim should be evaluated."
},
"jurisdiction": {
"type": "string",
"maxLength": 100
},
"freshnessHours": {
"type": "integer",
"minimum": 1,
"maximum": 8760
},
"sourcePolicy": {
"type": "string",
"enum": [
"official_only",
"authoritative",
"open_web"
]
},
"minimumSources": {
"type": "integer",
"minimum": 1,
"maximum": 10
},
"maxSources": {
"type": "integer",
"minimum": 1,
"maximum": 20
},
"allowedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"blockedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"includeConflicts": {
"type": "boolean"
},
"language": {
"type": "string",
"minLength": 2,
"maxLength": 35
}
},
"required": [
"claim"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}⚪verify_claim_deep(claim, asOf, jurisdiction, freshnessHours, sourcePolicy, ...)
Deep verification for compound or contested claims using up to 15 cited sources. Costs $0.12 USDC on Base per call.
输入模式
{
"type": "object",
"properties": {
"claim": {
"type": "string",
"minLength": 3,
"maxLength": 4000,
"description": "The factual claim to verify."
},
"asOf": {
"type": "string",
"description": "Optional YYYY-MM-DD date at which the claim should be evaluated."
},
"jurisdiction": {
"type": "string",
"maxLength": 100
},
"freshnessHours": {
"type": "integer",
"minimum": 1,
"maximum": 8760
},
"sourcePolicy": {
"type": "string",
"enum": [
"official_only",
"authoritative",
"open_web"
]
},
"minimumSources": {
"type": "integer",
"minimum": 1,
"maximum": 10
},
"maxSources": {
"type": "integer",
"minimum": 1,
"maximum": 20
},
"allowedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"blockedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"includeConflicts": {
"type": "boolean"
},
"language": {
"type": "string",
"minLength": 2,
"maxLength": 35
}
},
"required": [
"claim"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢verify_claim_research(claim, asOf, jurisdiction, freshnessHours, sourcePolicy, ...)
Research-grade verification with the largest search and evidence budget. Costs $0.25 USDC on Base per call.
输入模式
{
"type": "object",
"properties": {
"claim": {
"type": "string",
"minLength": 3,
"maxLength": 4000,
"description": "The factual claim to verify."
},
"asOf": {
"type": "string",
"description": "Optional YYYY-MM-DD date at which the claim should be evaluated."
},
"jurisdiction": {
"type": "string",
"maxLength": 100
},
"freshnessHours": {
"type": "integer",
"minimum": 1,
"maximum": 8760
},
"sourcePolicy": {
"type": "string",
"enum": [
"official_only",
"authoritative",
"open_web"
]
},
"minimumSources": {
"type": "integer",
"minimum": 1,
"maximum": 10
},
"maxSources": {
"type": "integer",
"minimum": 1,
"maximum": 20
},
"allowedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"blockedDomains": {
"type": "array",
"items": {
"type": "string"
},
"maxItems": 100
},
"includeConflicts": {
"type": "boolean"
},
"language": {
"type": "string",
"minLength": 2,
"maxLength": 35
}
},
"required": [
"claim"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}社区
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