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SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index

作者:BrianTian818版本 0.3.0i★ 0i在云端运行
注册名称com.spreadbench/ncsx

安装方法

概览

作者提供的说明(英文原文)

AI-infrastructure bond issuance-spread index (NCSX-IS): 13 bonds, 2 tiers, 14 free MCP tools.

它能帮你做什么

我们还没有为它写通俗的介绍。下面是我们从注册中心读取到的事实。

  • 连接方式: 在云端运行
  • 传输方式: Streamable HTTP
  • 分类: 开发者工具

安装

选择你使用的 AI 应用,然后复制设置。

通过 5/5 项检查 · 你的提问会经过开发者的服务器(spreadbench.com)

第一步:你用哪个 AI?

选择你用的应用,步骤会显示在下方。

可连接 Claude · 约 2 分钟

不需要密钥,不用安装程序 · 在 claude.ai 或桌面应用设置一次,即可在聊天中使用 · 免费账户可添加 1 个

  1. 打开 Claude 的 Connectors 页面

    CustomizeConnectors

    CustomizeConnectors1+ Add2https://…3Add4
  2. 点击“+ Add” → “Add custom connector”,填写这 2 项

    把这里的内容复制到 Claude 中同名的输入框,然后点击 Continue

    Name · 名称SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index
    Remote MCP server URL · 地址https://spreadbench.com/mcp

    Authentication 保持 Claude 检测到的设置,然后点击 Add

  3. 在聊天中开启

    +ConnectorsSpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index

  4. 试一试

    用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 告诉我你能帮我做什么,然后做一件给我看

    ✓ 如果 Claude 说正在使用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index,或回答中出现 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的工具名称,就表示连接成功

菜单名称已于 2026年11月11日 对照 Anthropic 帮助页面核实 · 你的界面可能因版本略有不同

仅企业版 ChatGPT 可连接

适用于网页版 ChatGPT Business、Enterprise 或 Edu,需由工作区管理员或所有者添加 · 使用 Free、Plus 或 Pro:你的 ChatGPT 方案暂时无法自行连接 MCP

  1. 在网页版 ChatGPT 打开添加 MCP 的页面

    Plugins+Add custom MCP server

    ChatGPTPlugins1+2https://…3Create4
  2. 填写名称和地址

    输入名称,在 Connection 下粘贴地址,勾选风险提示,然后点击 Create as a plugin

    Name · 名称SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index
    Connection · 地址https://spreadbench.com/mcp
  3. 在聊天中选择 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index

    开启新聊天,输入前先从插件列表中选择 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index

  4. 试一试

    用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 告诉我你能帮我做什么,然后做一件给我看

    ✓ 如果 ChatGPT 说正在使用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index,或回答中出现 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的工具名称,就表示连接成功

菜单名称已于 2026年11月11日 对照 OpenAI 帮助页面核实 · 你的界面可能因版本略有不同

可连接 Claude Code · 约 2 分钟

不需要密钥,不用安装程序

  1. 打开终端

    Mac:按 Command+空格,输入 Terminal · Windows:打开 PowerShell

  2. 粘贴这条命令并按 Enter

    claude mcp add --transport http ncsx https://spreadbench.com/mcp
  3. 在 Claude Code 中输入 /mcp

    应能看到 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 在列表中并显示已连接

  4. 试一试

    用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 告诉我你能帮我做什么,然后做一件给我看

    ✓ 如果 Claude Code 说正在使用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index,或回答中出现 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的工具名称,就表示连接成功

菜单名称已于 2026年11月11日 对照 Anthropic 帮助页面核实 · 你的界面可能因版本略有不同

可连接 Cursor · 约 2 分钟

不需要密钥,不用安装程序

  1. 点击这个按钮打开 Cursor

    在 Cursor 中打开

    Cursor 会请你确认安装,点击 Install

  2. 在 Cursor 中以 Agent 模式打开 AI 聊天

  3. 试一试

    用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 告诉我你能帮我做什么,然后做一件给我看

    ✓ 如果 Cursor 说正在使用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index,或回答中出现 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的工具名称,就表示连接成功

菜单名称已于 2026年11月11日 对照 Cursor 帮助页面核实 · 你的界面可能因版本略有不同

可连接 VS Code · 约 2 分钟

不需要密钥,不用安装程序

  1. 点击这个按钮打开 VS Code

    在 VS Code 中打开

    VS Code 会请你确认安装,点击 Install

  2. 在 VS Code 中以 Agent 模式打开 AI 聊天

  3. 试一试

    用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 告诉我你能帮我做什么,然后做一件给我看

    ✓ 如果 VS Code 说正在使用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index,或回答中出现 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的工具名称,就表示连接成功

菜单名称已于 2026年11月11日 对照 VS Code 帮助页面核实 · 你的界面可能因版本略有不同

其他支持 MCP 的应用(如 Windsurf、Zed、Gemini CLI)添加方式各不相同,请在应用列表中查看

查看所有支持 MCP 的应用 →

通过网页连接的应用使用的地址

地址https://spreadbench.com/mcp

JSON 设置在下方“开发者专用”中

卡住了?问问正在用 SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 的人💬 讨论 →
开发者专用:终端命令和 JSON 设置

通过网页连接

Claude Code

claude mcp add --transport http ncsx https://spreadbench.com/mcp

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "ncsx": {
      "url": "https://spreadbench.com/mcp"
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "ncsx": {
      "type": "http",
      "url": "https://spreadbench.com/mcp"
    }
  }
}

这些设置是根据作者在注册中心的条目生成的。如果 README 的写法不同,请以 README 为准。

一览

每周下载量i
不在 npm/PyPI 上
已验证域名
✓ spreadbench.com
连接方式
在云端运行
传输方式
streamable-http
最新版本i
0.3.0
发布到注册中心i
2026年11月6日
代码最后更新i
2026年11月6日
作者
BrianTian818
注册状态
活跃

哪些应用可以使用它

依据这个服务器的连接方式和各应用自己的文档,检查于 2026年11月10日。

通过互联网连接,适用于

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

全部应用及其优缺点 →

它能做什么

工具名称和描述与服务器在 2026年11月7日 报告的完全一致。这些内容由作者撰写,不是我们写的;我们以纯文本形式显示。

  • ncsx_latest

    The one number to quote — use this first for "what is NCSX-IS / what is the spread right now". Returns a compact record: headline issuance spread (coupon minus the Treasury yield of matching tenor on the pricing date, weighted by face value), the secured and unsecured sub-indices

  • ncsx_index

    The full index definition, not a single number — use when the question is structural ("how is NCSX-IS built", "show all tiers") rather than "what is the level". Returns the NCSX-IS / secured / unsecured tiers side by side with each tier's notional and constituent count, plus inde

  • ncsx_constituents

    The whole universe in one response — all 13 constituent bonds, no filter: issuer, ticker, coupon, maturity, size, seniority, pricing date, tenor, the matched Treasury yield on that date, and the resulting issuance spread in bp. Use it to list the index or to compute weights; if t

  • ncsx_bond

    Filtered lookup for one issuer, ticker or note keyword (e.g. "CoreWeave", "GLXY", "Helios", "2031") — returns only the matching constituent bonds, not the whole universe. Constituents are identified by issuer + coupon + maturity; they do NOT carry CUSIPs, so never query by CUSIP.

  • ncsx_curve

    The US Treasury par-yield curve used on the pricing date (14 tenors, interpolated linearly, never extrapolated) plus its recent history. Every constituent spread is measured against this curve.

  • ncsx_sector

    Context series for the AI-infrastructure credit complex: US high-yield OAS, US investment-grade OAS and related ICE BofA indices, with 30-day change and daily history — use these to compare NCSX-IS against the broader market.

  • ncsx_filings

    SEC filing radar for the 9 AI-infrastructure issuers covered by SpreadBench (6 in NCSX-IS plus Nebius, IREN and Hut 8 on the watchlist): every filing from the last 45 days, noise forms (ownership, routine) filtered out, pricing-chain forms (FWP, 424B*, S-3*, F-10) flagged with pr

  • ncsx_marks

    Second, independent layer: quarterly fair-value marks for AI-infrastructure bonds as reported by US registered funds on SEC Form N-PORT (Level 2), converted to spread over the matched Treasury. Compare with NCSX-IS to see issuance spread vs. mark spread.

  • ncsx_wall

    Maturity wall for AI-infrastructure bonds: outstanding face value by maturity year, split secured / unsecured, with the full bond list per year. As of 2026-11-04, $17.86B (63.6% of the index) matures in 2031, and 7 of those 8 bonds priced within 2026 — a single issuance window pr

  • ncsx_stories

    Citable data stories (editorial layer) recomputed live from the same public data as the index, each with headline numbers, bilingual page URLs and a ready-to-post 1200x630 share card: (1) the maturity wall of the peak year; (2) the CoreWeave repricing — every CoreWeave bond widen

  • ncsx_facts

    The quotable-facts layer: 16 pre-computed, individually sourced numbers covering the whole index — index and sub-index levels, the secured-vs-unsecured structure premium, universe size, per-bond spread range, peak maturity year and its share, the 2030 window, N-PORT marks coverag

  • ncsx_events

    The index history — use this when the question is "how did NCSX-IS get to its current level" rather than "what is the level". NCSX-IS is event-driven: it only moves when a new bond prices, so the history is a replay of 13 pricing events from 2025-05-19 to 2026-07-24. Each event r

  • ncsx_ruler

    Reverse pricing — the question every other tool cannot answer: given a coupon and a tenor, where would a new AI-infrastructure bond land? Returns the matched Treasury yield (linear interpolation between the two adjacent curve tenors, never extrapolated), the resulting issuance sp

  • ncsx_methodology

    Methodology metadata and full formula chain: version, DOI, license, data sources and their licensing status, the exact spread and weighting formulas, and what is explicitly NOT measured.

基础检查i

我们检查的是任何人都能看到的信息;我们没有阅读代码。不适用的检查项不计入总数。 · 检查于 2026年11月11日

  • ✓ 通过

    作者与仓库一致

    注册名称已通过域名 spreadbench.com 验证(注册中心会核实域名所有权)

  • ✓ 通过

    仍在维护

    代码最后更新于5天前

  • ✓ 通过

    有许可证

    使用 MIT

  • ✓ 通过

    端点有响应

    在 967 毫秒内响应(HTTP 200)

  • – 不适用

    使用 OAuth 登录

    无需登录

  • ✓ 通过

    工具描述中没有隐藏指令

    已读取 14 个工具描述,未发现针对 AI 的隐藏指令

讨论

提问、分享技巧或报告无法使用。按“有帮助”数量排序。

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此处内容由用户撰写,不代表 PopNx 团队。

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与“开发者工具”中的其他服务器比较i

  • 星标数多于此分类中其他 5755 个服务器的 0%
  • 发布到注册中心的时间比此分类中其他 5755 个服务器的 77% 更新
  • 基础检查结果等于或优于此分类中其他 5755 个服务器的 100%

与注册中心里这个分类中所有活跃的服务器比较。只有当发布者拥有该仓库时,星标数才计入。

常见问题

SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index 安全吗?

它在 5 项适用的基础检查中通过了 5 项。我们没有阅读代码。在添加密钥或令牌之前,请先看看这个服务器要求哪些权限,并使用只具备所需权限的密钥。

它需要哪些密钥或代码?

注册中心没有列出必需的密钥,不过有些服务器会在首次使用时要求你登录。

它在我的电脑上运行还是在云端?

它在作者的云端运行。通过互联网连接,无需安装,但你发送的内容会经过作者的服务器。

它还在维护吗?

GitHub 仓库最后更新于5天前,最新版本(0.3.0)于5天前进入注册中心。

哪些应用可以使用它?

支持 MCP 的应用,例如 Claude Desktop、Claude Code、Cursor 和 VS Code。它通过 URL 连接,因此也能用于支持远程 MCP 的应用,例如 ChatGPT Business 及以上方案。

有什么可以替代它?

同一分类中有:REA, Netdata, Front-End Checklist

替代选择

同一分类中其他作者的服务器,按星标数排序。

如何看卡片:↓ 每周下载量i★ GitHub 星标i三大支柱:评价 · 检查 · 使用情况i更新 = 最新版本发布到注册中心的时间i

REA

Reverse engineer anything from your terminal or agent with one CLI and MCP server.

作者:morluto广泛使用↓ 38.9万/周★ 44.8万17天前更新

在你的电脑上运行

Netdata

Real-time infrastructure monitoring with metrics, logs, alerts, and ML-based anomaly detection.

作者:netdata广泛使用★ 8.1万7天前更新

在云端运行

Front-End Checklist

Review frontend code and live pages against 386 quality-gated web development rules.

作者:thedaviddias广泛使用★ 7.5万37天前更新

在云端运行

作者的 README

打开 README

按原文从作者的仓库复制。PopNx MCP 没有审查或背书其内容。HTML、图片和脚本已被移除。链接会离开本站。

SpreadBench NCSX-IS — MCP server

Official Model Context Protocol server for SpreadBench NCSX-IS, an issuance-spread benchmark for AI-infrastructure (Neocloud) bonds.

What NCSX-IS measures. For each constituent bond, the coupon minus the US Treasury yield of matching tenor on that bond's pricing date, weighted by face value. It is a point-in-time issuance spread — event-driven, no daily frequency, and not a traded CDS level or a rating. SpreadBench publishes no credit ratings and no investment advice.

Live data: https://spreadbench.com · Methodology + DOI: https://spreadbench.com/methodology.html · JSON API: https://spreadbench.com/api.html


Two ways to connect

1. Remote (streamable-http, nothing to install)
{

"mcpServers": { "ncsx": { "type": "streamable-http", "url": "https://spreadbench.com/mcp" } } }

Free, no API key, no signup.

2. Local (stdio, same tool set)
npm install -g github:BrianTian818/spreadbench-ncsx-mcp

or, without npm registry:

npm install -g https://spreadbench.com/download/ncsx-mcp-0.3.0.tgz

{

"mcpServers": { "ncsx": { "command": "ncsx-mcp" } } }

Both transports share one tool definition file (tools.js), so they never drift apart.


Tools

Fourteen read-only tools, all keyless. Every tool declares readOnlyHint: true / destructiveHint: false, so clients do not prompt for write permission.

ToolReturns
ncsx_latestStart here for "what is the level". Latest NCSX-IS reading, secured / unsecured sub-indices, constituent and issuer counts, notional, as-of date, methodology version, DOI, data_status
ncsx_indexStructural, not a single number. Full index definition, sub-index notionals, coverage notes
ncsx_constituentsThe whole universe, no filter. All 13 constituent bonds: issuer, ticker, coupon, maturity, size, seniority, pricing date, matched Treasury, issuance spread in bp
ncsx_bondFiltered lookup for one issuer — matches issuer / ticker / note keyword and returns only matching bonds
ncsx_curveThe Treasury par-yield curve used on the pricing date (14 tenors, linear interpolation, no extrapolation) plus recent history
ncsx_sectorUS high-yield / investment-grade OAS reference series for comparison
ncsx_filingsSEC filing radar for 9 AI-infrastructure issuers, last 45 days, noise forms filtered; pricing-chain forms (FWP / 424B* / S-3*) flagged pricing_signal
ncsx_marksSecond, independent layer: quarterly fair-value marks from SEC Form N-PORT filings, converted to spread
ncsx_wallMaturity wall by year with secured / unsecured split; pass year to drill into one cohort
ncsx_storiesCitable data stories recomputed live, each with headline numbers, bilingual page and a 1200x630 share card
ncsx_facts16 quotable numbers, each with value, unit, as_of, a human-readable calc and a source; filter by id or q
ncsx_eventsHistory as an event replay. 13 pricing events in order, level after each, change in bp and per-bond pull attribution (pull_bp), so pulls sum to the event delta; filter by since or ticker
ncsx_rulerReverse pricing. Given a coupon and a tenor: interpolated Treasury (never extrapolated), issuance spread, rank among the 13, gap to the index level and to the same-structure tier, and the index level after adding the bond at a given size. Pass issuer to get that issuer's own bonds already in the index as a pricing history. Recomputed on every call — nothing is stored. Also returns a like-for-like comparable set (peer_set: median / notional-weighted / range / rank inside the set; peer_window_years defaults to ±1y, and when the window is empty it falls back to the nearest tenor band with the distance stated).
ncsx_methodologyMethodology version, DOI, license, data sources and their licensing status, full formula chain

Three names from the demo-era server — ncsx_levels, ncsx_attribution, ncsx_weekly — are not listed any more, but still answer if an old client calls them: they return a structured retirement notice rather than an error.


Read data_status before you quote anything

Every payload carries a data_status field. This is the single most important field in the schema:

data_statusMeaning
real_issuanceObserved public issuance data. Safe to quote; reproducible from SEC filings.
retired_seed / seedA withdrawn demo series. Numbers were generated for layout testing. Never quote as market levels.

If a tool returns status: "retired", the endpoint was withdrawn — read the replacement field and move on. Nothing in this server will silently hand you demo numbers.


Example prompts

  • *"What is the current NCSX-IS spread, and how does the unsecured cohort differ from the secured one?"*
  • *"Which CoreWeave bonds are in the index and what spread did each price at?"*
  • *"Compare NCSX-IS against the US high-yield OAS over the last 90 days."*
  • *"Which Treasury tenors does the index lean on most?"*
  • *"Is the NCSX-IS level consistent with the latest SEC N-PORT marks?"*
  • *"A $1.5bn 5-year note at 8.25% — where does that price relative to this market, and what would it do to NCSX-IS?"*
  • *"How did NCSX-IS get from 517.7bp to 432.3bp, and which issuer pulled it the most?"*

Conventions

  • Identifier: constituents are identified by issuer + coupon + maturity. They do not carry CUSIPs — do not query by CUSIP.
  • Units: spreads in basis points over the Treasury at pricing. Notionals in USD millions.
  • Frequency: event-driven. There is no T+1 update and no daily change field.
  • Reproducibility: every number is derived from public filings (SEC EDGAR) and the US Treasury par-yield curve. The methodology page states the exact formula and the interpolation rule.

Notes on naming

Older versions of this server exposed Composite / HY / IG tiers and 90-day daily series. Those came from a demo dataset and were withdrawn on 2026-11-04 in favour of the issuance-spread methodology (v0.2.0-real). The three retired names listed above remain callable only so that old clients receive an explicit notice instead of an error; they are hidden from tools/list.

Directory listings

This server is listed in the official MCP Registry as com.spreadbench/ncsx, and is indexed by Glama (A tier) and brick.blue. glama.json in this repo claims the listing for its maintainer.

License

MIT. Data is published for research and citation; SpreadBench does not provide credit ratings or investment advice.