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

Hydracept

by zencodeincversion 0.5.4i★ –iComputer or cloud
Registry namecom.hydracept/hydracept

Install

Overview

Description from the maker (original English)

Hosted MCP for Hydracept: discover capabilities, run jobs, receipts, BYOK or managed billing.

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: Computer or cloud
  • Transport: stdio, Streamable HTTP
  • Category: Other
  • You need to fill in: HYDRACEPT_API_KEY

Install

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

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • You fill in yourself: HYDRACEPT_API_KEY, HYDRACEPT_MCP_TOOL_PROFILE, Authorization

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • Runs in the cloudNothing to install; it connects over the internet
  • PyPIPython’s uv installed (for the uvx command)

Which app do you use?

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

This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.

Or run it on your computer

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "hydracept": {
      "command": "uvx",
      "args": [
        "hydracept",
        "mcp",
        "serve"
      ],
      "env": {
        "HYDRACEPT_API_KEY": "your-value",
        "HYDRACEPT_MCP_TOOL_PROFILE": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add --transport http hydracept https://api.hydracept.com/mcp --header 'Authorization: Bearer {HYDRACEPT_API_KEY}'

Or run it on your computer

claude mcp add hydracept --env HYDRACEPT_API_KEY=your-value --env HYDRACEPT_MCP_TOOL_PROFILE=your-value -- uvx hydracept mcp serve

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "hydracept": {
      "url": "https://api.hydracept.com/mcp",
      "headers": {
        "Authorization": "Bearer {HYDRACEPT_API_KEY}"
      }
    }
  }
}

Or run it on your computer

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "hydracept": {
      "command": "uvx",
      "args": [
        "hydracept",
        "mcp",
        "serve"
      ],
      "env": {
        "HYDRACEPT_API_KEY": "your-value",
        "HYDRACEPT_MCP_TOOL_PROFILE": "your-value"
      }
    }
  }
}

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": {
    "hydracept": {
      "type": "http",
      "url": "https://api.hydracept.com/mcp",
      "headers": {
        "Authorization": "Bearer {HYDRACEPT_API_KEY}"
      }
    }
  }
}

Or run it on your computer

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "hydracept": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "hydracept",
        "mcp",
        "serve"
      ],
      "env": {
        "HYDRACEPT_API_KEY": "your-value",
        "HYDRACEPT_MCP_TOOL_PROFILE": "your-value"
      }
    }
  }
}

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.

This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.

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

Values you fill in

  • HYDRACEPT_API_KEY secret required env
    Hydracept API key from https://hydracept.com/start (or use project secrets after init)
  • HYDRACEPT_MCP_TOOL_PROFILE env
    Stdio MCP tools/list for the process lifetime: full (default when unset) or compact (eleven lifecycle tools). Hosted POST /mcp defaults to compact for new API keys; POST /mcp/full always lists all sp…
  • Authorization HTTP header

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

What it can do

We have not read this server’s tool list yet; we check endpoints in rotation.

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 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain hydracept.com (the registry checks domain ownership)

  • … 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

  • … Not checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … 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 Otheri

  • More stars than 0% of the other 32433 servers in this category
  • Published to the registry more recently than 79% of the other 32433 servers in this category
  • Basic checks equal to or better than 100% of the other 32433 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 Hydracept safe?

It passed 1 of 1 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?

You need to fill in: HYDRACEPT_API_KEY

Does it run on my computer or in the cloud?

Either way works: install it on your computer or connect to the cloud version.

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.5.4) reached the registry 9 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: Spec Driven Development, Remote Desktop Commander, Symantec Cloud DLP AIops

Alternatives

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

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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.

Hydracept

Hydracept is an execution control plane for software and AI agents that need external capabilities—text, reasoning, image, audio, video, 3D, domains, and compute—through one API with discovery, quotes, durable jobs, artifacts, receipts, budgets, and BYOK. Games and media are common examples; a headline workflow is AI game assets from Cursor or Claude Code into Unity (workflow overview).

Pricing (summary): Free plan ($0/mo) for individuals; paid plans add capacity. BYOK at 0% Hydracept fee; managed inference is provider cost + 6% service fee (actual usage, no per-call minimum). Eligible durable text jobs can use deferred processing at 50% of standard token rates. Details: hydracept.com/pricing and Billing docs.

Install

SurfaceCommand
Python CLI & SDKpip install -U hydracept
TypeScriptnpm install @hydracept/sdk
.NETdotnet add package Hydracept.Client
Unity (UPM git)com.hydracept.unity via Git URL — see Unity integration (OpenUPM listing pending owner submit)

Public HTTP API: https://api.hydracept.com · OpenAPI: hydracept-v1.json · Agent context: GET https://api.hydracept.com/v1/agent-context

Bootstrap

pip install -U hydracept

python -m hydracept init --apply --yes --json python -m hydracept doctor

Studio (browser): app.hydracept.com/login. For CI or headless use, set HYDRACEPT_API_KEY and run the same init command with --ci when you need setup grants. Workspace files live under .hydracept/ — see Authentication.

Minimal example

One-shot image generation (composes init when the workspace can be bootstrapped):

python -m hydracept run image.generate.v1 --prompt "transparent 1024x1024 blue slime icon" --json

Python SDK (after init binds the workspace):

from hydracept.client import HydraceptClient

client = HydraceptClient.from_workspace() job = client.submit_capability_job( "image.generate.v1", { "input": {"prompt": "cute slime icon, flat game art"}, "execution": {"executionPreference": "automatic"}, "idempotencyKey": "demo-1", }, ) finished = client.wait_for_job(job["jobId"]) receipt = client.get_job_receipt(job["jobId"])

Discover capabilities live (do not hard-code keys from this README):

python -m hydracept capabilities find "generate an image"

curl -sS -H "Authorization: Bearer $HYDRACEPT_API_KEY" https://api.hydracept.com/v1/capabilities

More examples: public/examples/.

MCP (Cursor & Claude Code)

In a project checkout, stdio MCP is the default after init:

python -m hydracept init --apply --yes --json   # binds MCP to workspace secrets; reload MCP if prompted

python -m hydracept mcp serve # stdio server python -m hydracept agents install --auto # Cursor / Claude Code plugin + hooks

  • Plugin & install links: hydracept.com/plugin
  • Hosted MCP (no repo checkout): https://api.hydracept.com/mcp with bearer HYDRACEPT_API_KEY
  • MCP Registry name: com.hydracept/hydracept

Do not paste workspace API keys into IDE plugin config when stdio bind is available. Full agent guide: Coding Agents.

Documentation

TopicLink
Docs homedocs.hydracept.com
Quick start (detailed)Quick Start
Capabilities & jobsCapabilities, Jobs & receipts
Image productionImage production
UnityUnity integration
BYOK & billingConnections / BYOK, Billing
LLM-oriented summaryhydracept.com/llms.txt
Product manifest/.well-known/hydracept.json

Repository layout

  • clients/python — PyPI package hydracept (CLI, SDK, local MCP)
  • clients/typescript — npm @hydracept/sdk
  • clients/csharp — NuGet Hydracept.Client
  • packages/unity — Unity Editor package
  • public/docs — source for docs.hydracept.com (Quick Start content; this root README is the GitHub front door)

License

MIT — see LICENSE. Package metadata on PyPI, npm, and NuGet also lists MIT.

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