usedby
Which companies publicly use which AI and software tools, each line with its public source.
我該用這個嗎
品質與安全性
A
根據工具定義與協定合規性的自動化分析。
上下文成本
~3,958Token（工具定義）
~8.9 KB典型回應大小
顯著的注意力影響（128k 上下文的 3.09%）
這是每次將伺服器的工具載入模型上下文時所消耗的約略 token 數量。數量越高，可用於其他工作的注意力就越少。
安裝
一鍵安裝
將以下內容加入你的 `claude_desktop_config.json` 檔案：
{
"mcpServers": {
"usedby": {
"url": "https://www.usedby.ai/mcp"
}
}
}遠端端點
https://www.usedby.ai/mcpstreamable-http它能做什麼
工具清單
工具（5）
🟢 唯讀🟡 寫入🔴 刪除⚪ 未知
🟢search_tools(query, limit)
Find AI and software tools tracked on usedby by name, other product name, or what they do (category or topic, e.g. 'CRM', 'translation'), with how many companies publicly use each.
輸入結構描述
{
"type": "object",
"properties": {
"query": {
"type": "string",
"minLength": 1,
"maxLength": 100,
"description": "Tool name or category, e.g. 'cursor', 'coding', 'customer support'."
},
"limit": {
"description": "Rows to list (default 25, max 100). The usedby page has the full list.",
"type": "integer",
"minimum": 1,
"maximum": 100
}
},
"required": [
"query"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}輸出結構描述
{
"type": "object",
"properties": {
"notes": {
"description": "How to read this answer.",
"type": "array",
"items": {
"type": "string"
}
},
"source": {
"type": "object",
"properties": {
"url": {
"type": "string"
},
"markdown": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"terms": {
"type": "string"
},
"citation": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The usedby page to cite: quote with a link to source.url."
},
"error": {
"description": "Set only when the input matched nothing or was invalid.",
"type": "string",
"enum": [
"not_found",
"bad_request",
"rate_limited",
"internal_error"
]
},
"message": {
"description": "What went wrong, with the next step, when error is set.",
"type": "string"
},
"suggestions": {
"description": "Close matches to ask again with, when error is not_found.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"query": {
"description": "The text searched.",
"type": "string"
},
"tools": {
"description": "Matching tools, with their public customer counts.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"tagline": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"url": {
"type": "string"
},
"customers": {
"type": "object",
"properties": {
"total": {
"type": "number"
},
"named": {
"type": "number"
},
"signals": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Public lines: all, confirmed or observed, job-post signals."
},
"match": {
"type": "string",
"enum": [
"name",
"topic",
"close"
],
"description": "How the tool matched: name (or another name of the product), topic (category, family or tag), close (a near spelling: check it)."
}
},
"additionalProperties": {}
}
},
"truncated": {
"description": "More matches exist than listed.",
"type": "boolean"
}
},
"required": [
"source"
],
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false
}🟢who_uses(tool, limit)
Companies that publicly use a tool, strongest proof first, each with its proof level (CONFIRMED, OBSERVED, or SIGNAL: a job post, the weakest proof), source page and first public proof date.
輸入結構描述
{
"type": "object",
"properties": {
"tool": {
"type": "string",
"minLength": 1,
"maxLength": 200,
"description": "Tool slug or name, e.g. 'cursor', 'GitHub Copilot', 'harvey'."
},
"limit": {
"description": "Rows to list (default 25, max 100). The usedby page has the full list.",
"type": "integer",
"minimum": 1,
"maximum": 100
}
},
"required": [
"tool"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}輸出結構描述
{
"type": "object",
"properties": {
"notes": {
"description": "How to read this answer.",
"type": "array",
"items": {
"type": "string"
}
},
"source": {
"type": "object",
"properties": {
"url": {
"type": "string"
},
"markdown": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"terms": {
"type": "string"
},
"citation": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The usedby page to cite: quote with a link to source.url."
},
"error": {
"description": "Set only when the input matched nothing or was invalid.",
"type": "string",
"enum": [
"not_found",
"bad_request",
"rate_limited",
"internal_error"
]
},
"message": {
"description": "What went wrong, with the next step, when error is set.",
"type": "string"
},
"suggestions": {
"description": "Close matches to ask again with, when error is not_found.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"tool": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The tool, with its usedby page."
},
"customers": {
"type": "object",
"properties": {
"total": {
"type": "number",
"description": "Every public line, every proof level."
},
"named": {
"type": "number",
"description": "Confirmed and observed lines."
},
"mix": {
"type": "object",
"properties": {
"confirmed": {
"type": "number"
},
"observed": {
"type": "number"
},
"signal": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Lines per proof level."
},
"listed": {
"type": "array",
"items": {
"type": "object",
"properties": {
"company": {
"type": "string"
},
"slug": {
"type": "string"
},
"industry": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"proof": {
"type": "string",
"enum": [
"CONFIRMED",
"OBSERVED",
"SIGNAL"
],
"description": "Proof level, strongest first: CONFIRMED, OBSERVED, SIGNAL (a job post, the weakest)."
},
"firstPublicProof": {
"anyOf": [
{
"type": "object",
"properties": {
"date": {
"type": "string"
},
"kind": {
"type": "string",
"enum": [
"on_or_before",
"job_post",
"stated"
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
],
"description": "Upper bound of when the line became public: never an adoption date."
},
"source": {
"anyOf": [
{
"type": "object",
"properties": {
"url": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"method": {
"type": "string"
},
"capturedAt": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
],
"description": "The page that shows the line."
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
},
"description": "Customers, strongest proof first."
},
"truncated": {
"type": "boolean"
}
},
"additionalProperties": {}
},
"signals": {
"description": "Job-post lines, the weakest proof.",
"type": "object",
"properties": {
"count": {
"type": "number"
},
"note": {
"type": "string"
}
},
"additionalProperties": {}
},
"latestCheck": {
"type": "object",
"properties": {
"date": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"checkedLines": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Latest verification or capture of a public line."
}
},
"required": [
"source"
],
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false
}🟢company_stack(company, limit)
Tools a company publicly uses according to usedby, strongest proof first, each with its proof level (job-post signals last) and source page.
輸入結構描述
{
"type": "object",
"properties": {
"company": {
"type": "string",
"minLength": 1,
"maxLength": 200,
"description": "Company slug, name or website, e.g. 'stripe', 'Klarna', 'notion.so'."
},
"limit": {
"description": "Rows to list (default 25, max 100). The usedby page has the full list.",
"type": "integer",
"minimum": 1,
"maximum": 100
}
},
"required": [
"company"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}輸出結構描述
{
"type": "object",
"properties": {
"notes": {
"description": "How to read this answer.",
"type": "array",
"items": {
"type": "string"
}
},
"source": {
"type": "object",
"properties": {
"url": {
"type": "string"
},
"markdown": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"terms": {
"type": "string"
},
"citation": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The usedby page to cite: quote with a link to source.url."
},
"error": {
"description": "Set only when the input matched nothing or was invalid.",
"type": "string",
"enum": [
"not_found",
"bad_request",
"rate_limited",
"internal_error"
]
},
"message": {
"description": "What went wrong, with the next step, when error is set.",
"type": "string"
},
"suggestions": {
"description": "Close matches to ask again with, when error is not_found.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"company": {
"description": "The company, with its usedby page.",
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
},
"website": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
}
},
"additionalProperties": {}
},
"tools": {
"type": "object",
"properties": {
"total": {
"type": "number"
},
"named": {
"type": "number"
},
"mix": {
"type": "object",
"properties": {
"confirmed": {
"type": "number"
},
"observed": {
"type": "number"
},
"signal": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Lines per proof level."
},
"listed": {
"type": "array",
"items": {
"type": "object",
"properties": {
"tool": {
"type": "string"
},
"slug": {
"type": "string"
},
"vendor": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"category": {
"type": "string"
},
"proof": {
"type": "string",
"enum": [
"CONFIRMED",
"OBSERVED",
"SIGNAL"
],
"description": "Proof level, strongest first: CONFIRMED, OBSERVED, SIGNAL (a job post, the weakest)."
},
"firstPublicProof": {
"anyOf": [
{
"type": "object",
"properties": {
"date": {
"type": "string"
},
"kind": {
"type": "string",
"enum": [
"on_or_before",
"job_post",
"stated"
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
],
"description": "Upper bound of when the line became public: never an adoption date."
},
"source": {
"anyOf": [
{
"type": "object",
"properties": {
"url": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"method": {
"type": "string"
},
"capturedAt": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
],
"description": "The page that shows the line."
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
},
"description": "Tools the company uses, strongest proof first."
},
"truncated": {
"type": "boolean"
}
},
"additionalProperties": {}
},
"signals": {
"description": "Job-post lines, the weakest proof.",
"type": "object",
"properties": {
"count": {
"type": "number"
},
"note": {
"type": "string"
}
},
"additionalProperties": {}
},
"latestCheck": {
"type": "object",
"properties": {
"date": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"checkedLines": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Latest verification or capture of a public line."
}
},
"required": [
"source"
],
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false
}🟢recent_changes(days, tool, limit)
Companies newly listed as customers by tool vendors in the last N days, optionally for one tool. Departures are not published.
輸入結構描述
{
"type": "object",
"properties": {
"days": {
"description": "Window in days (default 30, max 365).",
"type": "integer",
"minimum": 1,
"maximum": 365
},
"tool": {
"description": "Only this tool (slug or name).",
"type": "string",
"minLength": 1,
"maxLength": 200
},
"limit": {
"description": "Rows to list (default 25, max 100). The usedby page has the full list.",
"type": "integer",
"minimum": 1,
"maximum": 100
}
},
"$schema": "http://json-schema.org/draft-07/schema#"
}輸出結構描述
{
"type": "object",
"properties": {
"notes": {
"description": "How to read this answer.",
"type": "array",
"items": {
"type": "string"
}
},
"source": {
"type": "object",
"properties": {
"url": {
"type": "string"
},
"markdown": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"terms": {
"type": "string"
},
"citation": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The usedby page to cite: quote with a link to source.url."
},
"error": {
"description": "Set only when the input matched nothing or was invalid.",
"type": "string",
"enum": [
"not_found",
"bad_request",
"rate_limited",
"internal_error"
]
},
"message": {
"description": "What went wrong, with the next step, when error is set.",
"type": "string"
},
"suggestions": {
"description": "Close matches to ask again with, when error is not_found.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"window": {
"description": "The period covered.",
"type": "object",
"properties": {
"days": {
"type": "number"
},
"since": {
"type": "string"
}
},
"additionalProperties": {}
},
"tool": {
"anyOf": [
{
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The tool, with its usedby page."
},
{
"type": "null"
}
]
},
"counts": {
"type": "object",
"properties": {
"companies": {
"type": "number"
},
"lines": {
"type": "number"
}
},
"additionalProperties": {}
},
"listed": {
"description": "Companies newly listed as customers, newest first.",
"type": "array",
"items": {
"type": "object",
"properties": {
"company": {
"type": "string"
},
"companySlug": {
"type": "string"
},
"tool": {
"type": "string"
},
"toolSlug": {
"type": "string"
},
"proof": {
"type": "string",
"enum": [
"CONFIRMED",
"OBSERVED",
"SIGNAL"
],
"description": "Proof level, strongest first: CONFIRMED, OBSERVED, SIGNAL (a job post, the weakest)."
},
"listedBy": {
"type": "string"
},
"listedAfter": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
}
},
"additionalProperties": {}
}
},
"truncated": {
"type": "boolean"
},
"tracking": {
"description": "How many tools are watched for changes.",
"anyOf": [
{
"type": "object",
"properties": {
"trackedTools": {
"type": "number"
},
"activeTools": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
]
}
},
"required": [
"source"
],
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false
}🟢compare(a, b, limit)
Two tools side by side: public customers with their proof mix, top industries, companies confirmed or observed on both, and vendor facts with their sources.
輸入結構描述
{
"type": "object",
"properties": {
"a": {
"type": "string",
"minLength": 1,
"maxLength": 200,
"description": "First tool slug or name."
},
"b": {
"type": "string",
"minLength": 1,
"maxLength": 200,
"description": "Second tool slug or name."
},
"limit": {
"description": "Rows to list (default 25, max 100). The usedby page has the full list.",
"type": "integer",
"minimum": 1,
"maximum": 100
}
},
"required": [
"a",
"b"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}輸出結構描述
{
"type": "object",
"properties": {
"notes": {
"description": "How to read this answer.",
"type": "array",
"items": {
"type": "string"
}
},
"source": {
"type": "object",
"properties": {
"url": {
"type": "string"
},
"markdown": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"terms": {
"type": "string"
},
"citation": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The usedby page to cite: quote with a link to source.url."
},
"error": {
"description": "Set only when the input matched nothing or was invalid.",
"type": "string",
"enum": [
"not_found",
"bad_request",
"rate_limited",
"internal_error"
]
},
"message": {
"description": "What went wrong, with the next step, when error is set.",
"type": "string"
},
"suggestions": {
"description": "Close matches to ask again with, when error is not_found.",
"type": "array",
"items": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"a": {
"description": "First tool.",
"type": "object",
"properties": {
"tool": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The tool, with its usedby page."
},
"customers": {
"type": "object",
"properties": {
"total": {
"type": "number"
},
"named": {
"type": "number"
},
"mix": {
"type": "object",
"properties": {
"confirmed": {
"type": "number"
},
"observed": {
"type": "number"
},
"signal": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Lines per proof level."
}
},
"additionalProperties": {}
}
},
"additionalProperties": {}
},
"b": {
"description": "Second tool.",
"type": "object",
"properties": {
"tool": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {},
"description": "The tool, with its usedby page."
},
"customers": {
"type": "object",
"properties": {
"total": {
"type": "number"
},
"named": {
"type": "number"
},
"mix": {
"type": "object",
"properties": {
"confirmed": {
"type": "number"
},
"observed": {
"type": "number"
},
"signal": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Lines per proof level."
}
},
"additionalProperties": {}
}
},
"additionalProperties": {}
},
"overlap": {
"type": "object",
"properties": {
"both": {
"type": "number",
"description": "Companies confirmed or observed on both tools."
},
"aOnly": {
"type": "number"
},
"bOnly": {
"type": "number"
},
"withSignal": {
"type": "number",
"description": "On both, but one side is a job-post signal."
},
"shared": {
"type": "array",
"items": {
"type": "object",
"properties": {
"company": {
"type": "string"
},
"slug": {
"type": "string"
},
"url": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"truncated": {
"type": "boolean"
}
},
"additionalProperties": {}
},
"latestCheck": {
"type": "object",
"properties": {
"date": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"checkedLines": {
"type": "number"
}
},
"additionalProperties": {},
"description": "Latest verification or capture of a public line."
}
},
"required": [
"source"
],
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false
}社群
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