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PopNx MCPMCP servers for people who use AI · explained in plain words

Quantoracle

by QuantOracledevversion 2.4.2i★ 14 (Stars belong to another repo)iRuns on your computer
Registry nameio.github.fel123/quantoracle

How to install

Overview

Description from the maker (original English)

73 deterministic quant tools for AI agents. LLMs drift on Black-Scholes; these are exact math.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Search & AI memory

Install

Pick the AI app you use, then copy the settings.

Passed 1/2 checks · Runs on your computer

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude, with some setup first

Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone

  1. Install Node.js

    One time only; it works for every server that needs Node.js

    Open the Node.js download page ↗

  2. Open the Claude desktop app’s settings file

    SettingsDeveloperEdit Config

  3. Paste these settings and save the file

    {
      "mcpServers": {
        "quantoracle": {
          "command": "npx",
          "args": [
            "-y",
            "quantoracle-mcp"
          ]
        }
      }
    }
  4. Quit Claude and open it again

  5. Try it

    Use Quantoracle and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using Quantoracle or shows a Quantoracle tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

ChatGPT cannot connect Quantoracle yet

Quantoracle runs on your computer, but ChatGPT can only connect servers that run on the web

What you can do instead

A · Use an app that can connect Quantoracle

  • Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone
  • Install Node.js on your computer first (one time)
  • Install Node.js on your computer first (one time)
  • Install Node.js on your computer first (one time)

B · Others in Search & AI memory that work with ChatGPT

Picked from the most used in the same category, only ones that connect by address with no key

Works with Claude Code, with some setup first

Install Node.js on your computer first (one time)

  1. Install Node.js

    One time only; it works for every server that needs Node.js

    Open the Node.js download page ↗

  2. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  3. Paste this command and press Enter

    claude mcp add quantoracle -- npx -y quantoracle-mcp
  4. Type /mcp in Claude Code

    You should see Quantoracle listed as connected

  5. Try it

    Use Quantoracle and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using Quantoracle or shows a Quantoracle tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor, with some setup first

Install Node.js on your computer first (one time)

  1. Install Node.js

    One time only; it works for every server that needs Node.js

    Open the Node.js download page ↗

  2. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  3. Open the AI chat in Cursor in Agent mode

  4. Try it

    Use Quantoracle and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using Quantoracle or shows a Quantoracle tool in the answer, you are connected

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code, with some setup first

Install Node.js on your computer first (one time)

  1. Install Node.js

    One time only; it works for every server that needs Node.js

    Open the Node.js download page ↗

  2. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  3. Open the AI chat in VS Code in Agent mode

  4. Try it

    Use Quantoracle and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using Quantoracle or shows a Quantoracle tool in the answer, you are connected

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

JSON settings are under “For developers” below

Stuck? Ask people who use Quantoracle💬 Discussion →
For developers: Terminal commands and JSON settings

Installed on your computer

Claude Code

claude mcp add quantoracle -- npx -y quantoracle-mcp

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "quantoracle": {
      "command": "npx",
      "args": [
        "-y",
        "quantoracle-mcp"
      ]
    }
  }
}

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "quantoracle": {
      "command": "npx",
      "args": [
        "-y",
        "quantoracle-mcp"
      ]
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "quantoracle": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "quantoracle-mcp"
      ]
    }
  }
}

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

At a glance

GitHub starsi
14 (Stars belong to another repo)
This listing points to someone else’s repo, so its stars are not counted in rankings
Downloads per weeki
86/wk
Licencei
No licence stated
Connection
Runs on your computer
Latest versioni
2.4.2
Published to registryi
May 31, 2026
Code last changedi
Nov 4, 2026
Maker
QuantOracledev
Packages
npm: quantoracle-mcp
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Run on your computer in

ClaudeGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatRaycast

All apps, with pros and cons →

Related guides

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 12, 2026

  • ! Caution

    Maker matches the repo

    The publisher (fel123) is not the repo owner (QuantOracledev); someone else may have listed it

  • ✓ Pass

    Still maintained

    Code last changed 8 days ago

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

No posts yet. Be the first to ask or share.

Posts here are written by users, not the PopNx team.

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User reviews

No reviews yet

Sign in with Google to write a review

Compared with others in Search & AI memoryi

  • More stars than 0% of the other 5956 servers in this category
  • Published to the registry more recently than 14% of the other 5956 servers in this category
  • Basic checks equal to or better than 12% of the other 5956 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Quantoracle safe?

It passed 1 of 2 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed 8 days ago, and the latest version (2.4.2) reached the registry 5 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: Ruflo, Context7, Metabase

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Ruflo

Agent teams, swarms, memory and hooks for Claude Code and Codex, served over MCP.

by ruvnetWidely used↓ 74.3K/wk★ 81.5KUpdated today

Runs on your computer

Context7

Feeds AI the latest docs for libraries and frameworks before it answers, so code it writes does not use outdated, removed functions.

by upstashWidely used↓ 1.2M/wk★ 64.6KUpdated 2 days ago

Computer or cloud

Metabase

Lets AI clients search, explore, query, and visualize data in a Metabase instance.

by metabaseWidely used★ 50.3KUpdated 6 months ago

Runs in the cloud

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

quantoracle-mcp

Model Context Protocol (MCP) server exposing 73 deterministic quant finance calculators to AI agents — Claude, ChatGPT, Cursor, Cline, or any MCP-compatible client. Every tool accepts JSON and returns JSON. Same inputs always produce the same outputs.

The math runs on the QuantOracle API; this package is the thin MCP transport layer that lets your agent call those endpoints as native tools.

Try the calculators in your browser first: the same engine powers 12 free interactive calculators at [quantoracle.dev](https://quantoracle.dev) — useful for verifying outputs before wiring the MCP server into your agent.

What's included

73 deterministic financial computation tools across 8 categories:

CategoryExamples
Options pricingBlack-Scholes, implied vol, payoff diagrams, multi-leg strategies
DerivativesBinomial trees, barrier, Asian, lookback, volatility surface
Risk metricsSharpe, Sortino, VaR, CVaR, drawdown, Kelly, position sizing
PortfolioMean-variance optimization, risk parity, rebalancing, health scoring
StatisticsRegression, cointegration, Hurst, GARCH, distribution fits
Crypto / DeFiImpermanent loss, liquidation price, funding rate, DEX slippage
FXInterest rate parity, PPP, carry trade, forwards
Macro / TVMTaylor Rule, real yield, NPV, IRR, CAGR

Plus 10 composite workflows that bundle 5-15 calculator calls in a single response: backtest, hedging recommendations, full risk analysis, rebalance planning, options strategy optimizer, etc.

Install

npx quantoracle-mcp

Or install globally:

npm install -g quantoracle-mcp

quantoracle-mcp

Configure (Claude Desktop)

Add to your claude_desktop_config.json:

{

"mcpServers": { "quantoracle": { "command": "npx", "args": ["-y", "quantoracle-mcp"] } } }

Configure (Cursor / Cline / Continue)

In your MCP settings, add:

  • Command: npx
  • Arguments: -y quantoracle-mcp
  • Environment: none required for the free tier

Pricing

TierWhat you getWhat it costs
FreeAll 73 endpoints, 1,000 calls per IP per day, no signup, no API key$0
Paid (x402)Beyond the free tier; required for the 10 paid composite endpoints$0.002–$0.10 USDC per call depending on complexity

Paid calls settle automatically via the x402 protocol on Base mainnet or Solana mainnet. The MCP client (or wrapping framework) is responsible for handling the 402 Payment Required response and retrying with payment headers.

Default behavior: the package never spends money on its own. If a paid endpoint is called and no x402-capable wallet is wired into the client, the call returns a 402 error and exits cleanly. No automatic billing, no surprise charges.

Free-tier endpoints (calculator-only): every endpoint priced $0.002–$0.015. These are the bulk of the 73 endpoints and cover almost any quant-finance use case.

Paid-only endpoints (composites): /v1/risk/full-analysis, /v1/hedging/recommend, /v1/backtest/strategy, /v1/portfolio/rebalance-plan, /v1/options/strategy-optimizer, /v1/options/spread-scan, /v1/trade/evaluate, /v1/portfolio/health, /v1/pairs/signal, /v1/indicators/regime-classify. These wrap many calculator calls and are priced $0.04–$0.10.

Optional environment variables

VariableDefaultPurpose
QUANTORACLE_API_URLhttps://api.quantoracle.devOverride the API endpoint (e.g. for staging or self-hosted)
QUANTORACLE_X402_WALLET_(none)_If set, the server enables x402 payment for paid endpoints. Without this variable, paid endpoints return 402 and the agent receives a clean error

No QUANTORACLE_API_KEY is required for the free tier. The free tier is rate-limited per source IP, not per account.

Example — Claude Desktop session

After installing, ask Claude:

_"Price a 30-day NVDA call with strike $185, spot $180, IV 28%."_

Claude calls the options/price tool. Response:

Price: $4.92

Greeks: Δ 0.43, Γ 0.043, ν 0.21, Θ -0.034, ρ 0.12 Breakeven: $189.92

Or:

_"Run a Monte Carlo simulation: $100K portfolio, 30 years, 7% return, 16% vol, 4% withdrawal. What's the success rate?"_

Claude calls simulate/montecarlo. Response includes terminal-value distribution (P5/P25/median/P75/P95), probability of loss, probability of ruin, and CAGR.

Resources

  • Browser calculators: https://quantoracle.dev (12 free calculators)
  • Full API documentation: https://api.quantoracle.dev/openapi.json
  • Endpoint catalog: https://api.quantoracle.dev/tools
  • Source repository: https://github.com/QuantOracledev/quantoracle
  • x402 protocol: https://x402.org
  • Issues: https://github.com/QuantOracledev/quantoracle/issues

License

MIT. See LICENSE.