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US bill serial numbers: star note print runs and fancy serial patterns with exact odds.
Remote server: your requests and data go to bigballi.com. Claude Code: claude mcp add --transport http serialhunt https://bigballi.com/SerialHunt/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
check_serial — Whether one US paper money note is worth keeping, from its serial number: the Federal Reserve Bank, the series (worked out from the serial wfind_star_runs — The smallest US star note print runs on record, smallest first (top 10), optionally for one denomination, series or Federal Reserve Bank: thlist_serial_patterns — The 17 fancy serial number patterns collectors look for on US bills (ladder, solid, radar, repeater, binary, birthday, low serial and the reget_coverage — Which denominations and series the star note print run figures cover, with the Federal Reserve districts and number of star runs on record fNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.