diff --git a/src/index.ts b/src/index.ts
index eb65473f..6481ef55 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -41,6 +41,7 @@ import newmFetcher from "./tokens/newm";
 import ninjazFetcher from "./tokens/ninjaz";
 import nmkrFetcher from "./tokens/nmkr";
 import ntxFetcher from "./tokens/ntx";
+import optFetcher from "./tokens/opt";
 import paviaFetcher from "./tokens/pavia";
 import prsprFetcher from "./tokens/prspr";
 import rjvFetcher from "./tokens/rjv";
@@ -158,4 +159,5 @@ export const supplyFetchers: Record<string, SupplyFetcher> = {
     bubbleFetcher,
   "09f5f55fcad17503e6b7acc81de7c80f84b76e76d17085f0e32f1ce241574f4f":
     awooFetcher,
+  "1ddcb9c9de95361565392c5bdff64767492d61a96166cb16094e54be4f5054": optFetcher,
 };
diff --git a/src/tokens/opt.ts b/src/tokens/opt.ts
new file mode 100644
index 00000000..361ebfea
--- /dev/null
+++ b/src/tokens/opt.ts
@@ -0,0 +1,25 @@
+import { defaultFetcherOptions, SupplyFetcher } from "../types";
+import { getAmountInAddresses, getBlockFrostInstance } from "../utils";
+
+const OPT = "1ddcb9c9de95361565392c5bdff64767492d61a96166cb16094e54be4f5054";
+const TREASURY_ADDRESSES = [
+  "addr1q8cjej0sez2llnke25w5lsnl7yzvd6c7vs8hmkh302ykzznu0lpva8y4km9tc06ww203c9k5xsh50q02fewjv09ce8ksj6ghfd",
+  "addr1q99cks4wwpxc4qltj38jyp3a6g6gp2peyx0eukfxutjv6l9gu0v3jhfq2vwmwdjg707d8ts52a4gl4vh3ygn6ywv5cls8m278u",
+  "addr1qxza4j8v9dyn5ryx3z2d7la3tcqt4jklmvsw93373u5zysr654zt2jmqqngtplzkxw9eg5cggk4uy4css2fmdt0tz6gsjhe5xu",
+  "addr1vxfa8dwzflct4re7qn2ls7t46w6rc479rafnwzqx4z2asuq6cg00t",
+  "stake1uxtw5rd9pw6x7npyjh0pygfemlh9f2awyfmejduwuye6efge8shl2",
+];
+
+const fetcher: SupplyFetcher = async (options = defaultFetcherOptions) => {
+  const blockFrost = getBlockFrostInstance(options);
+  const total = 45e6; // 45 million
+  const treasury =
+    Number(await getAmountInAddresses(blockFrost, OPT, TREASURY_ADDRESSES)) /
+    1e6;
+  return {
+    circulating: (total - treasury).toString(),
+    total: total.toString(),
+  };
+};
+
+export default fetcher;