TAG IT Verify vs Carbon

A side-by-side look at the TAG IT Verify and Carbon MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

TAG IT Verify logoTAG IT VerifyIndustrial & IoTVerify on-chain lifecycle state and provenance of NFC-tagged physical products.35FairAuth: not declaredCarbon logoCarbonIndustrial & IoTOpen-source manufacturing ERP, MES and QMS. Quoting, MRP, inventory, shop floor, quality and lot/serial traceability on one Postgres schema, with a REST API and MCP server. Self-host or use Carbon Cloud.52GoodAuth: not declared

Verdict: choose TAG IT Verify for industrial & iot work; choose Carbon for industrial & iot. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

TAG IT Verify logoChoose TAG IT Verify when

  • You need dedicated capabilities in the Industrial & IoT domain.
Explore TAG IT Verify

Carbon logoChoose Carbon when

  • You need dedicated capabilities in the Industrial & IoT domain.
  • You have the keys it needs: CARBON_API_KEY.
Explore Carbon

Feature & specification comparison

Rows where the two servers differ are marked.

SpecTAG IT Verify logoTAG IT VerifyCarbon logoCarbon
CategoryIndustrial & IoTIndustrial & IoT
Quality signal35/100 · Fair52/100 · Good
Install commandNot confirmed yetNot confirmed yet
Transport——
AuthNot declaredNot declared
PricingNot declaredFree
Required env varsNone listedCARBON_API_KEY
Verified ownerCommunity listingCommunity listing
GitHub stars12,755
Directory activity 4 views 0 installs 0 upvotes 4 views 0 installs 0 upvotes
ToolsNot listedNot listed

Tools & capabilities

TAG IT Verify tools

No tool names declared yet. Check the project README from the listing page.

Carbon tools

No tool names declared yet. Check the project README from the listing page.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

TAG IT Verify

No confirmed install command for TAG IT Verify yet — follow the setup steps linked from its listing page rather than a guessed package name.

Carbon

No confirmed install command for Carbon yet — follow the setup steps linked from its listing page rather than a guessed package name.

Frequently asked questions

TAG IT Verify is categorized under Industrial & IoT and uses an install path we have not confirmed yet. Carbon belongs to Industrial & IoT and uses an install path we have not confirmed yet. Pick TAG IT Verify for industrial & iot work and Carbon for industrial & iot.

Neither server has a confirmed install command yet, so we don't publish a guessed config. Follow each project's own setup instructions, linked from its listing page.

TAG IT Verify has no declared pricing — check the project's own site. Carbon is listed as free. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add tag-it-verify and carbon-2 as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, TAG IT Verify has a quality signal of 35/100 (Fair) with 4 views, 0 installs and 1 GitHub stars. Carbon has 52/100 (Good) with 4 views, 0 installs and 2,755 GitHub stars.