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

Sevalla

by sevallaversion 2.0.0i★ –iRuns in the cloud
Registry nameio.github.sevalla/mcp

Install

Overview

Description from the maker (original English)

Official Sevalla MCP: deploy, debug and manage apps, static sites and databases.

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: Developer tools

Install

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

Before you install

  • Basic checks: 3 of 3 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • The registry lists no key to fill in.

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://mcp.sevalla.com/mcp

Run this in your terminal

claude mcp add --transport http sevalla https://mcp.sevalla.com/mcp

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "sevalla": {
      "url": "https://mcp.sevalla.com/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": {
    "sevalla": {
      "type": "http",
      "url": "https://mcp.sevalla.com/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://mcp.sevalla.com/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

The server asks you to sign in before it lists its tools.

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 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account sevalla, which owns the repo

  • … 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 218 ms (HTTP 401)

  • ✓ Pass

    Sign-in with OAuth

    Declares OAuth sign-in, so your AI app can take you to log in

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Compared with others in Developer toolsi

  • More stars than 0% of the other 1395 servers in this category
  • Published to the registry more recently than 85% of the other 1395 servers in this category
  • Basic checks equal to or better than 100% of the other 1395 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 Sevalla safe?

It passed 3 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 (2.0.0) reached the registry 6 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: GitHub, Desktop Commander, Cloudflare MCP

Alternatives

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

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

GitHub

by github

GitHub’s official server lets AI read and manage code, issues and pull requests in your account. Use GitHub’s hosted version or run it locally with Docker.

Computer or cloud★ 34,245MITUpdated 4 days ago
Install

Desktop Commander

by wonderwhy-er

MCP server for terminal commands, file operations, and process management

Runs on your computer★ 10,225MITUpdated 16 days ago
Install

Cloudflare MCP

by cloudflare

Cloudflare MCP servers

Runs in the cloud★ 4,446Apache-2.0Updated 14 months ago
Install

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.

Sevalla MCP server

Deploy, debug and manage Sevalla applications, databases and static sites from any AI agent.

Docs · Sevalla · mcp.sevalla.com

A remote Model Context Protocol (MCP) server for Sevalla, so AI agents like Claude Code, Cursor and Codex can work with the applications, databases and static sites in your Sevalla company. It gives them 27 tools: 22 purpose-built tools for the everyday workflows (deploying, reading logs and metrics, environment variables, scaling, domains, creating services) and 5 generic tools that reach the rest of the Sevalla API by operation ID, split into read, create, update and delete.

Quick start

Connect your MCP client to the hosted server at https://mcp.sevalla.com/mcp, then sign in with your Sevalla account when the client opens a browser.

Claude Code
claude mcp add --transport http sevalla https://mcp.sevalla.com/mcp

Then type /mcp inside Claude Code and select Authenticate to complete the OAuth flow.

Claude Code MCP docs

Claude Desktop

Add via Settings → Connectors → Add Connector and enter https://mcp.sevalla.com/mcp as the URL. Claude Desktop handles OAuth automatically.

Claude Desktop MCP docs

Cursor

Add to .cursor/mcp.json in your project root:

{

"mcpServers": { "sevalla": { "url": "https://mcp.sevalla.com/mcp" } } }

Cursor MCP docs

Windsurf

Add to ~/.codeium/windsurf/mcp_config.json:

{

"mcpServers": { "sevalla": { "serverUrl": "https://mcp.sevalla.com/mcp" } } }

Windsurf MCP docs

OpenCode

Add to opencode.json in your project root:

{

"$schema": "https://opencode.ai/config.json", "mcp": { "sevalla": { "type": "remote", "url": "https://mcp.sevalla.com/mcp" } } }

Then run opencode mcp auth sevalla to complete the OAuth flow.

OpenCode MCP docs

Tools

Every tool carries a title and explicit readOnlyHint, destructiveHint, idempotentHint and openWorldHint annotations, so clients like Claude run read-only tools without asking and always confirm destructive ones.

AreaTools
Discoverylist_services, get_application, get_static_site, get_database, get_platform_options, search_sevalla_docs
Deploymentslist_deployments, get_deployment, get_deployment_logs, trigger_deployment, rollback_deployment
Observabilitysearch_runtime_logs, search_access_logs, get_metrics
Configurationlist_environment_variables, set_environment_variables, delete_environment_variables, scale_process, add_domain
Createcreate_application, create_static_site, create_database
Rest of the APIsevalla_api_search, sevalla_api_read, sevalla_api_create, sevalla_api_update, sevalla_api_delete

The generic tools only accept operation IDs from a reviewed table generated from the Sevalla API v3 spec: the server, not the model, picks the HTTP method and path, and each tool only runs operations of its own class.

Secrets and destructive actions

Environment variable values are withheld: the tools list variable keys and their scoping, and set or delete them without ever returning a value. Everything else the Sevalla API offers is available, including deleting entire services, managing API keys and operations that issue a new secret (rolling a webhook secret, regenerating a deployment hook, rotating storage credentials), which return that secret. Destructive tools are annotated so Claude asks for confirmation before each call. Commands run inside a process (execProcessCommandV3) and application logs can still show secrets.

Authentication

Clients sign in with OAuth: the client opens a browser, you approve the connection in the Sevalla dashboard, and the approval creates an API key for it. No API key goes in the client's config. Clients without OAuth can send a Sevalla API key as Authorization: Bearer instead.

Every tool is limited by the permissions of the Sevalla API key behind the connection. Sevalla API keys support granular permissions, so a read-only key keeps an agent read-only. Full API reference at api-docs.sevalla.com.

How it works

Each request creates a fresh MCP server bound to the caller's API key; nothing is stored between requests. The server speaks MCP 2026-07-28 (server/discover, per-request metadata, cacheable tool lists) and still serves clients on the 2025 revisions (2025-11-25 back to 2024-11-05) over the same URL, with the same tools.

Sign-in is OAuth 2.1 with PKCE. Clients identify themselves with an OAuth Client ID Metadata Document (as Claude, ChatGPT and VS Code do) or, for older clients, Dynamic Client Registration. The flow is stateless too: pending authorizations are HMAC-signed into the callback URL, authorization codes are AES-256-GCM encrypted, and access tokens are encrypted and bound to https://mcp.sevalla.com/mcp.

Examples

  • "Why did the latest deployment of storefront fail?"
  • "Deploy the main branch of storefront and tell me when it's live."
  • "Summarize the errors in storefront's runtime logs from the last hour."
  • "Create a PostgreSQL database in Frankfurt and connect it to storefront."
  • "Add shop.example.com to storefront and tell me which DNS records to create."

Uninstall

To fully remove the Sevalla MCP server, delete the server configuration and clear stored OAuth credentials.

Removing the MCP server does not delete your API key on Sevalla. To revoke it, go to app.sevalla.com/api-keys.

Claude Code
claude mcp remove sevalla

Then clear the stored OAuth token: run /mcp inside Claude Code, select sevalla, and choose Clear authentication.

If the server was added at a non-default scope, specify it explicitly:

claude mcp remove --scope user sevalla

claude mcp remove --scope project sevalla

Claude Code MCP reference

Claude Desktop

Open Settings → Connectors, find the Sevalla connector, and remove it. Then fully quit and restart Claude Desktop.

OAuth tokens are stored in the operating system keychain (macOS Keychain / Windows Credential Manager). To remove them, delete the Sevalla entry from your keychain manually.

Claude Desktop MCP docs

Cursor

Delete the sevalla entry from .cursor/mcp.json (project) or ~/.cursor/mcp.json (global). Then clear cached OAuth tokens:

rm -rf ~/.mcp-auth

Cursor MCP docs

Windsurf

Delete the sevalla entry from ~/.codeium/windsurf/mcp_config.json.

Windsurf MCP docs

OpenCode
opencode mcp logout sevalla

Then delete the sevalla entry from opencode.json in your project root.

OpenCode MCP docs

Self-hosting

Requirements: Node.js 26 (24 also works) and pnpm 12. TypeScript runs natively, no build step.

git clone https://github.com/sevalla/mcp.git

cd mcp pnpm install pnpm start

Or with Docker:

docker build -t sevalla-mcp .

OAUTH_SECRET (base64url-encoded 32 bytes) comes from the environment

docker run -p 3000:3000 -e OAUTH_SECRET sevalla-mcp

VariablePurpose
PORTHTTP port (default 3000)
OAUTH_SECRETbase64url-encoded 32 bytes; required when NODE_ENV=production
PUBLIC_URLPublic base URL used in OAuth metadata (default https://mcp.sevalla.com)
SEVALLA_FRONTEND_URLSevalla dashboard URL for the OAuth consent page (default https://app.sevalla.com)
SEVALLA_API_URLSevalla API base URL (default https://api.sevalla.com)
SEVALLA_DOCS_URLDocumentation site searched by search_sevalla_docs (default https://docs.sevalla.com)
DEVICE_CODE_TRUSTED_CLIENT_TOKENService token that lets the API rate-limit OAuth sign-ins per end-user IP instead of per server IP
CLIENT_IP_HEADERHeader carrying the end-user IP, set by your edge (default x-forwarded-for; use cf-connecting-ip behind Cloudflare)
TRUSTED_PROXY_HOPSWith x-forwarded-for: number of trusted proxies that append to it; the client IP is read that many entries from the right (default 1)
SEVALLA_API_KEY--stdio mode: the Sevalla API key
SHUTDOWN_TIMEOUT_MSGraceful shutdown deadline (default 30000)
OPENAI_APPS_CHALLENGEDomain verification token served at /.well-known/openai-apps-challenge for the OpenAI plugin submission

Client IP in production. The device-code rate limit is applied per end-user IP, so the server must read that IP from something your edge controls. Behind Cloudflare, set `CLIENT_IP_HEADER=

Only the beginning is shown; read the rest in the repo

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