Side-by-Side Model Context Protocol Comparison
Epa Emissions vs Rxnorm
In-depth architectural comparison of the Epa Emissions and Rxnorm 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
Epa Emissions
Developer Tools · Remote HTTP/SSE
Quality: 51/100 (Good) | Auth: No auth required
Rxnorm
Developer Tools · Remote HTTP/SSE
Quality: 39/100 (Fair) | Auth: No auth required
Verdict Summary: Choose Epa Emissions if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Rxnorm if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's
mcpServers manifest.Which MCP Server Should You Choose?
E
Choose Epa Emissions when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: ghg_facility_emissions, ghg_emissions_by_sector, tri_facility_releases.
R
Choose Rxnorm when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
Feature & Specification Comparison
Tools & Capabilities Breakdown
Epa Emissions Tools (5)
ghg_facility_emissions
The biggest greenhouse-gas-emitting facilities in a US state (EPA GHGRP), ranked by total CO2-equivalent emissions. Returns each facility's name, location, industry sector(s), and total metric tons CO2e. State-scoped (pass a state). Data lags ~1.5 years — latest full year is auto-selected (currentl…
ghg_emissions_by_sector
Total greenhouse-gas emissions by INDUSTRY SECTOR within a US state (EPA GHGRP) — answers 'which sectors emit the most in <state>'. Sectors: Power Plants, Refineries, Chemicals, Metals, Minerals, Pulp and Paper, Petroleum and Natural Gas Systems, Waste, etc. Returns each sector's total metric tons…
tri_facility_releases
Search EPA TRI toxic chemical release facilities by state, and optionally by COUNTY — "what toxic releases are reported in Harris County, Texas" is the shape these questions usually take. Returns facility location, county, type, and chemicals released with quantities in pounds.
tri_chemical_releases
Track toxic chemical releases by chemical name and state. Returns quantities released to air, water, and land broken down by year.
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).
Epa Emissions Configuration
Rxnorm Configuration