What is the key difference between Specter Skills and Opgg MCP?

Specter Skills belongs to the Gaming category with local stdio execution, while Opgg MCP belongs to the Gaming category with cloud HTTP/SSE execution.

How do I install Specter Skills or Opgg MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Specter Skills and Opgg MCP free or paid?

Specter Skills operates under a BYOK (Pay Provider Direct) model (API Key required). Opgg MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Specter Skills lists 12 tools with 2 views and 0 GitHub stars. Opgg MCP lists 27 tools with 2 views and 101 GitHub stars.

Can I use both Specter Skills and Opgg MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Specter Skills vs Opgg MCP

In-depth architectural comparison of the Specter Skills and Opgg MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Specter Skills

Gaming · Local stdio

Quality: 55/100 (Good) | Auth: API Key required

Opgg MCP

Gaming · Remote HTTP/SSE

Quality: 59/100 (Good) | Auth: No auth required

Verdict Summary: Choose Specter Skills if you need specialized Gaming tools running via a local process. Choose Opgg MCP if your workspace requires Gaming integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Specter Skills when:

You need dedicated capabilities in the Gaming domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: SPECTER_API_KEY, SPECTER_PROJECT_ID.
Primary tools included: specter_verify_setup, specter_list_events, specter_get_player_state.

Explore Specter Skills Details

Choose Opgg MCP when:

You need dedicated capabilities in the Gaming domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: lol_get_champion_analysis, lol_get_champion_synergies, lol_get_lane_matchup_guide.

Feature & Specification Comparison

Specification	Specter Skills dirtcubeinteractive Gaming	Opgg MCP opgginc Gaming
Summary	Configure a Specter game backend — players, economy, progression, leaderboards, tournaments, battle passes, and real-time multiplayer — from your AI assistant. Browser sign-in; create/mutate tools opt-in.	Access real-time gaming data across popular titles like League of Legends, TFT, and Valorant, offering champion analytics, esports schedules, meta compositions, and character statistics.
Category & Scope

Tools & Capabilities Breakdown

Specter Skills Tools (12)

specter_verify_setup

Smoke-test the project: auth, currencies, events, tasks

specter_list_events

List custom events (with their ids) that trigger tasks

specter_get_player_state

Read the test player's tasks, wallet, and inventory

specter_send_event

Fire a custom event (the same call your game makes) to trigger achievements

specter_test_achievement

End-to-end: read status → fire the event → re-read → report whether the task progressed

specter_generate_client_code

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Specter Skills Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "dirtcubeinteractive-specter-skills": {
      "command": "npx",
      "args": [
        "-y",
        "specter-skills"
      ],
      "env": {
        "SPECTER_API_KEY": "YOUR_SPECTER_API_KEY_HERE",
        "SPECTER_PROJECT_ID": "YOUR_SPECTER_PROJECT_ID_HERE"
      }
    }
  }
}

Opgg MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "opgginc-opgg-mcp": {
      "url": "https://mcp-api.op.gg/mcp"
    }
  }
}

Frequently Asked Questions

Specter Skills is categorized under Gaming and uses a local stdio subprocess. In contrast, Opgg MCP belongs to Gaming using remote streaming HTTP/SSE transport. Select Specter Skills when you need capabilities focused on gaming and Opgg MCP when you require tools for gaming.

More alternatives to Specter Skills More alternatives to Opgg MCP Gaming category hub