diff --git a/benchmark/README.md b/benchmark/README.md
index 4dcd47d..72d83d7 100644
--- a/benchmark/README.md
+++ b/benchmark/README.md
@@ -5,19 +5,23 @@ Tested on a M1 Pro MacBook Pro.
 ## Option
 
 ```
-fp-ts Option none x 130,955,745 ops/sec ±1.11% (98 runs sampled)
-fp-ts Option some x 97,400,638 ops/sec ±0.26% (100 runs sampled)
-fp-ts Option some chain x 2,776,666 ops/sec ±0.16% (97 runs sampled)
-Boxed Option none x 1,030,036,990 ops/sec ±0.13% (100 runs sampled)
-Boxed Option some x 461,820,063 ops/sec ±0.20% (101 runs sampled)
-Boxed Option some flatMap x 461,736,015 ops/sec ±0.32% (97 runs sampled)
+fp-ts Option none x 133,199,621 ops/sec ±0.88% (95 runs sampled)
+fp-ts Option some x 94,608,143 ops/sec ±1.02% (95 runs sampled)
+fp-ts Option some chain x 2,704,227 ops/sec ±1.19% (96 runs sampled)
+effect Option none x 27,023,109 ops/sec ±1.29% (88 runs sampled)
+effect Option some x 24,754,366 ops/sec ±1.15% (93 runs sampled)
+effect Option some chain x 23,508,577 ops/sec ±0.79% (92 runs sampled)
+Boxed Option none x 1,021,669,460 ops/sec ±0.87% (100 runs sampled)
+Boxed Option some x 455,095,023 ops/sec ±1.37% (97 runs sampled)
+Boxed Option some flatMap x 461,052,470 ops/sec ±1.00% (96 runs sampled)
 ```
 
 ## Result
 
 ```
-fp-ts Result x 117,922,535 ops/sec ±0.39% (98 runs sampled)
-Boxed Result x 465,661,918 ops/sec ±0.21% (101 runs sampled)
+fp-ts Result x 116,286,025 ops/sec ±0.81% (95 runs sampled)
+effect Result x 25,582,523 ops/sec ±0.80% (99 runs sampled)
+Boxed Result x 439,563,425 ops/sec ±1.00% (99 runs sampled)
 ```
 
 ## Future
@@ -25,6 +29,6 @@ Boxed Result x 465,661,918 ops/sec ±0.21% (101 runs sampled)
 Careful on the interpretation of the following, as Future doesn't use microtasks and calls its listeners synchronously.
 
 ```
-Future x 38,364,199 ops/sec ±0.68% (92 runs sampled)
-Promise x 13,482,385 ops/sec ±0.25% (90 runs sampled)
+Future x 37,910,965 ops/sec ±1.02% (90 runs sampled)
+Promise x 12,620,204 ops/sec ±1.74% (83 runs sampled)
 ```
diff --git a/benchmark/src/option.js b/benchmark/src/option.js
index fee90d3..8d3287a 100644
--- a/benchmark/src/option.js
+++ b/benchmark/src/option.js
@@ -1,5 +1,6 @@
 const Benchmark = require("benchmark");
 const fp = require("fp-ts");
+const effect = require("effect");
 const { Option } = require("../../dist/Boxed");
 
 const suite = new Benchmark.Suite();
@@ -28,6 +29,30 @@ suite.add("fp-ts Option some chain", () => {
   );
 });
 
+suite.add("effect Option none", () => {
+  return effect.pipe(
+    effect.Option.fromNullable(null),
+    effect.Option.map((x) => x * 2),
+    effect.Option.orElse(() => 10),
+  );
+});
+
+suite.add("effect Option some", () => {
+  return effect.pipe(
+    effect.Option.fromNullable(10),
+    effect.Option.map((x) => x * 2),
+    effect.Option.orElse(() => 10),
+  );
+});
+
+suite.add("effect Option some chain", () => {
+  return effect.pipe(
+    effect.Option.fromNullable(10),
+    effect.Option.flatMap((x) => effect.Option.some(x * 2)),
+    effect.Option.orElse(() => 10),
+  );
+});
+
 suite.add("Boxed Option none", () => {
   return Option.fromNullable(null)
     .map((x) => x * 2)
diff --git a/benchmark/src/result.js b/benchmark/src/result.js
index b516afb..7991fde 100644
--- a/benchmark/src/result.js
+++ b/benchmark/src/result.js
@@ -1,5 +1,6 @@
 const Benchmark = require("benchmark");
 const fp = require("fp-ts");
+const effect = require("effect");
 const { Result } = require("../../dist/Boxed");
 
 const suite = new Benchmark.Suite();
@@ -12,6 +13,14 @@ suite.add("fp-ts Result", () => {
   );
 });
 
+suite.add("effect Result", () => {
+  return effect.pipe(
+    effect.Either.right(1),
+    effect.Either.map((x) => x * 2),
+    effect.Either.orElse(() => 10),
+  );
+});
+
 suite.add("Boxed Result", () => {
   return Result.Ok(1)
     .map((x) => x * 2)
diff --git a/package.json b/package.json
index 94dfc77..abe0286 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,7 @@
   "devDependencies": {
     "@types/benchmark": "^2.1.5",
     "benchmark": "^2.1.4",
+    "effect": "^2.4.3",
     "fp-ts": "^2.16.1",
     "microbundle": "^0.15.1",
     "prettier": "^3.1.0",
diff --git a/yarn.lock b/yarn.lock
index 0a2d6a8..774bb73 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1967,6 +1967,11 @@ duplexer@^0.1.1, duplexer@^0.1.2:
   resolved "https://registry.yarnpkg.com/duplexer/-/duplexer-0.1.2.tgz#3abe43aef3835f8ae077d136ddce0f276b0400e6"
   integrity sha512-jtD6YG370ZCIi/9GTaJKQxWTZD045+4R4hTk/x1UyoqadyJ9x9CgSi1RlVDQF8U2sxLLSnFkCaMihqljHIWgMg==
 
+effect@^2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/effect/-/effect-2.4.3.tgz#c447bb7020fd45154a2e9d216e45e5323531b744"
+  integrity sha512-OmIgfNgQMZsQt5l7qLQqLOUxIXq7ku8/RK3Wv3LqxSE2zMyU1mHXof5QeyCt7m9sXv3Vui52Urk1vVsEd2szMQ==
+
 ejs@^3.1.6:
   version "3.1.9"
   resolved "https://registry.yarnpkg.com/ejs/-/ejs-3.1.9.tgz#03c9e8777fe12686a9effcef22303ca3d8eeb361"