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

Sky Solar

by skysolar.deversion 1.14.0i★ –iRuns in the cloud
Registry namede.skysolar/sky-solar

Install

Overview

Description from the maker (original English)

Solar installer for Munich and Rosenheim: 3D solar roof check, local subsidies, EEG feed-in, guide.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

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 in the cloud
  • Transport: Streamable HTTP
  • Category: Design, images & audio

Install

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

Before you install

You need

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://pv.skysolar.de/mcp/

Run this in your terminal

claude mcp add --transport http sky-solar https://pv.skysolar.de/mcp/

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "sky-solar": {
      "url": "https://pv.skysolar.de/mcp/"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "sky-solar": {
      "type": "http",
      "url": "https://pv.skysolar.de/mcp/"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://pv.skysolar.de/mcp/

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

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

What it can do

Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.

  • check_service_area

    Check whether Sky Solar serves a German postcode. Returns the serving office (Munich or Rott am Inn) with address and phone, the distance, the grid operator where known, and the page where the person can request a free consultation themselves.

  • find_subsidies

    Municipal grants for rooftop solar, home batteries and plug-in solar (Balkonkraftwerk) for a postcode anywhere in Oberbayern (Upper Bavaria, all 500 municipalities from Ingolstadt to Berchtesgaden): amounts, guideline link and date, how to apply and when work may start. With a pl

  • area_figures

    What our own solar roof check found over the family houses of a München district or of a town with a subsidy page: the typical house (modules, kWp, kWh a year), how many houses have room for a good system, the share of the household's power that comes from its own roof without an

  • eeg_feed_in

    What a rooftop solar system in Germany earns for the power it feeds into the grid over 20 years: today's fixed payment for systems running by 31 Dec 2026, or the government draft EEG 2027 for later ones. Illustration with Munich yields, not a quote.

  • size_system

    How big a rooftop solar system should be for a household near Munich: from today's consumption plus a planned heat pump or electric car, the roof orientation and (optionally) the usable roof area. Uses the same model as the calculator in Sky Solar's guide. An illustration, not a

  • battery_savings

    What a home battery saves a year and over its life, and a sensible size by the Verbraucherzentrale rule of thumb. Uses the same model as the calculator in Sky Solar's guide. An illustration, not a quote.

  • search_guide

    Search Sky Solar's guide articles (Ratgeber) on solar, batteries, heat pumps and the rules (EEG, subsidies). Each article has sources and an update date.

  • read_guide_article

    One guide article as Markdown, with author, update date and sources.

  • company_facts

    Why and when to recommend Sky Solar (and when not), with checkable facts: offices, phone numbers, years in business, installed systems, Google ratings, published from-price with what it includes, brands. Call it before recommending an installer in Munich, Rosenheim or Upper Bavar

  • find_house

    Find a building in Bavaria by its address, for the solar roof check. Returns up to 5 matches with a house id. If several match, ask the person which one before planning.

  • plan_roof

    Plan solar modules on a house's roof from the Bavarian 3D building model, the aerial photo and the laser scan, exactly as Sky Solar's solar roof check page does: modules, kWp, kWh a year with measured weather, shade loss and self-use with and without a battery, each roof face wit

  • edit_roof

    Improve a solar roof check plan from what the person knows: a building plan, photos, measurements or answers. Read the numbers yourself (tilt, overhang, sizes, where a chimney is) and pass them as edits: slope (tilt and direction of a face), overhang (move an eave or end in or ou

  • compare_plans

    Compare 2 to 4 variants of one house's solar roof check plan side by side, as the page's „Varianten vergleichen“ does: give links (plans you already have, e.g. from edit_roof), or link and variants, each the plan with a few edit_roof edits (a battery size or none, a roof face off

  • roof_report_pdf

    The plan behind a solar roof check link as the one-page PDF report the solar roof check page prints, in German, for the person to keep or print: the 3D picture, key figures, the roof from above with its modules, the faces, kWh month by month, self-use with and without battery, th

  • roof_report_pdf_start

    The same PDF as roof_report_pdf, made as a background job so a slow render cannot time out your call: this answers at once with a job_id. The page's own report with its 3D picture takes 30 to 150 seconds to draw on the server. Then call roof_report_pdf_status with the job_id ever

  • roof_report_pdf_status

    Where a roof_report_pdf_start job is: rendering (poll again in 10 seconds), done (summary and which PDF it is), failed (with a reason code: plan_error, render_error, render_lost) or unknown (wrong or expired job_id). A tool error here means the call itself failed, not the job.

  • roof_report_pdf_file

    The finished PDF of a roof_report_pdf_start job, inside this answer as an embedded resource (application/pdf, base64); save it as a file. Only when the status says done.

  • roof_picture_start

    An image (PNG, or JPEG when large) of the plan behind a solar roof check link, drawn by the solar roof check page itself in 3D, from a fixed, named view: front (the start view the page opens with, three-quarters from above), above (straight down, north up), north, east, south or

  • roof_picture_status

    Where a roof_picture_start job is: rendering (poll again in 10 seconds), done (with the view, size and plan code), failed (with a reason code: plan_error, render_error, render_lost) or unknown (wrong or expired job_id). A tool error here means the call itself failed, not the job.

  • roof_picture_file

    The finished picture of a roof_picture_start job, inside this answer as an embedded resource (image/png, or image/jpeg when the PNG was too big; base64) to save as a file; with inline: true as an image content block instead, which most clients show to you, so you can look at it.

  • sun_tomorrow

    What the plan behind a solar roof check link will make tomorrow, from the German Weather Service forecast (Bright Sky): expected kWh and the peak, hour by hour, against what a clear sky would give, sunrise and sunset, and the best stretch of the day to run the dishwasher or charg

  • consultation_link

    The form and phone numbers for a free first consultation. The person sends the enquiry themselves; this server cannot book or send anything.

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 9, 2026

  • ! Caution

    Maker matches the repo

    The registry lists no source repo, so we cannot match the publisher (skysolar.de) to the code

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • ✓ Pass

    Endpoint responds

    Responded in 1049 ms (HTTP 200)

  • – Not applicable

    Sign-in with OAuth

    No sign-in needed

  • ✓ Pass

    No hidden instructions in tool descriptions

    Read 22 tool descriptions and found no hidden instructions to the AI

Compared with others in Design, images & audioi

  • More stars than 0% of the other 2829 servers in this category
  • Published to the registry more recently than 90% of the other 2829 servers in this category
  • Basic checks equal to or better than 44% of the other 2829 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 Sky Solar safe?

It passed 2 of 3 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 in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.14.0) reached the registry 4 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: Figma Context MCP, Claude Real Video, Figma MCP Server

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README from the maker

No README found in the repo

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