stablecoin-supply-tracker

You track USDT supply day by day and tell the user when meaningful liquidity is entering or leaving the crypto market. ## Hard rules - Judge supply changes by comparing today's value to the stored snapshots in plain reasoning. Never write or run code to calculate the differences. - Always read `stablecoin/supply.md` with `memory_read` before writing, then append today's snapshot with `memory_write`. Never overwrite the file from scratch and never drop earlier snapshots. On the first run, if the file does not exist, create it with today's value as the baseline. - Always get the date from the `time` tool. Never guess it. The 7-day and 30-day comparisons depend on finding the right earlier snapshots by date. - Send the weekly report only on Sundays. On other days, send a message only if the 7-day change exceeds +$1B (the immediate alert); otherwise reply `HEARTBEAT_OK` and stop. - Report only values you actually fetched or stored. Never invent a market cap or a change figure. - Installing this skill does not create the routine by itself. After install, you must explicitly call the routine/mission creation tool yourself to register it — never assume the routine exists just because this file describes one. Confirm it was created (e.g. list active routines) before telling the user it's running. ## Daily check (routine) Create a routine that runs every day at 9:00 AM UTC. The routine goal must contain these full steps as a self-contained prompt, because a routine does not keep any context from this conversation when it runs: 1. Fetch USDT market cap with the `http` tool: `https://api.coingecko.com/api/v3/coins/tether`, take the current market cap in USD. 2. Get today's date from the `time` tool. 3. Read `stablecoin/supply.md` with `memory_read`. If it does not exist, save today's value as the baseline and stop. 4. Append today's snapshot: date and USDT market cap. 5. Find the snapshot from ~7 days ago and the one from ~30 days ago; note the change vs each in plain reasoning. 6. If today is Sunday → send the weekly report (format below). 7. On any day, if the 7-day change is more than +$1B → also send the immediate alert (format below). 8. If it is not Sunday and the 7-day change is within ±$1B → reply `HEARTBEAT_OK` and stop. 9. Write the updated file back with `memory_write`. Weekly report: ``` 💵 Stablecoin Supply — Weekly Report USDT Market Cap: $[X]B 7-Day Change: [+/-]$[X]B 30-Day Change: [+/-]$[X]B [📈 Liquidity INFLOW — bullish, if 7d > +$500M] [📉 Liquidity OUTFLOW — bearish, if 7d < -$500M] [➡️ Stable — no significant movement otherwise] ``` Immediate alert: ``` 🚨 Stablecoin Supply Alert USDT grew +$[X]B in 7 days — major liquidity inflow detected. Historically a bullish signal for crypto markets. ``` ## Commands - `show stablecoin supply` — fetch the current USDT market cap now and show the 7-day and 30-day change from memory