What tools does the gs1 MCP server provide?

gs1 exposes 4 tools: build_gs1_element_string, generate_gs1_datamatrix, list_gs1_keys, validate_gs1_extended_key. This list was read from the published package source; the server runs locally and has no endpoint to query.

Does gs1 require an API key?

Not known. gs1 has not been successfully queried, so its authentication requirements are unverified.

How do I install gs1?

Run: claude mcp add gs1 -- npx -y yaktool-gs1-mcp@0.1.0. One-click install links for Cursor and VS Code are also available on the server's page.

Connection check local install

gs1

Build GS1 element strings, generate GS1 DataMatrix, validate the eight GS1 keys beyond GTIN.

Tools 4

GitHub stars —

Installs / wk 203

Licence —

Transport stdio

Last checked never

Tools & capabilities

4 tools

Read from the published package source — this server runs locally, so there is no endpoint to query. Names are taken from the code, not observed at runtime, and descriptions are often absent.

build_gs1_element_string from source

generate_gs1_datamatrix from source

list_gs1_keys from source

validate_gs1_extended_key from source