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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc49afa5c8d634e75761feda8c592051e7eeb4683ba827211eb0d731d3402ea8"
+dependencies = [
+ "cc",
+ "libc",
+]
diff --git a/exercises/tiered_pricing/base/rust/Cargo.toml b/exercises/tiered_pricing/base/rust/Cargo.toml
new file mode 100644
index 00000000..b140e3be
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "rust-base-skeleton"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+actix-web = "4"
diff --git a/exercises/tiered_pricing/base/rust/Makefile b/exercises/tiered_pricing/base/rust/Makefile
new file mode 100644
index 00000000..a6e08886
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/Makefile
@@ -0,0 +1,23 @@
+help: ## Show help
+	@fgrep -h "##" $(MAKEFILE_LIST) | fgrep -v fgrep | sed -e "s/^[^:]*/`echo -e "\e[1m"`&`echo -e "\e[0m"`/" | sed -e "s/[^:]*##//"
+
+env-file: ## Copy env file example if not exist env file
+	@if [ ! -f .env ]; then cp .env.example .env; fi
+
+up: env-file ## Run rust web server
+	@docker-compose up -d
+
+build: ## Run rust web server
+	@docker-compose build --no-cache
+
+stop: ## Stop rust web server
+	@docker-compose stop
+
+down: ## Remove rust container
+	@docker-compose down
+
+run-test: env-file ## Run test on new docker container (slow)
+	docker-compose run --rm api cargo test
+
+test: ## Execute test on running docker container
+	docker-compose exec api cargo test
diff --git a/exercises/tiered_pricing/base/rust/README.md b/exercises/tiered_pricing/base/rust/README.md
new file mode 100644
index 00000000..661ca4ea
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/README.md
@@ -0,0 +1,10 @@
+# Rust base skeleton for TDD katas
+
+## Run app
+
+`make up` default url: http://localhost:8000/health-check
+
+## Run tests
+
+- `make run-test` for run test on new container.
+- `make test` for execute test on running container.
diff --git a/exercises/tiered_pricing/base/rust/docker-compose.yml b/exercises/tiered_pricing/base/rust/docker-compose.yml
new file mode 100644
index 00000000..74bad491
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/docker-compose.yml
@@ -0,0 +1,14 @@
+version: '3'
+services:
+  api:
+    container_name: rust-api
+    build:
+      context: docker/rust
+      dockerfile: Dockerfile
+    ports:
+      - ${API_PORT}:${API_PORT}
+    env_file:
+      - .env
+    volumes:
+      - ./:/app/
+    command: "cargo watch -x 'run -- --bin api'"
diff --git a/exercises/tiered_pricing/base/rust/docker/rust/Dockerfile b/exercises/tiered_pricing/base/rust/docker/rust/Dockerfile
new file mode 100644
index 00000000..67144beb
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/docker/rust/Dockerfile
@@ -0,0 +1,6 @@
+FROM rust:1-alpine
+
+WORKDIR /app
+
+RUN apk update && apk add --no-cache musl-dev openssl-dev
+RUN cargo install cargo-watch
diff --git a/exercises/tiered_pricing/base/rust/src/health_check.rs b/exercises/tiered_pricing/base/rust/src/health_check.rs
new file mode 100644
index 00000000..e098e2db
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/src/health_check.rs
@@ -0,0 +1,25 @@
+use actix_web::{HttpResponse, Responder};
+
+pub async fn health_check() -> impl Responder {
+    HttpResponse::Ok()
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use actix_web::{App, test, web};
+
+    #[actix_web::test]
+    async fn health_check_return_ok() {
+        let app = test::init_service(
+            App::new().route("/health-check", web::get().to(health_check))
+        ).await;
+
+        let request = test::TestRequest::get().uri("/health-check").to_request();
+
+        let response = test::call_service(&app, request).await;
+
+        println!("{:?}", response.status());
+        assert!(response.status().is_success());
+    }
+}
diff --git a/exercises/tiered_pricing/base/rust/src/main.rs b/exercises/tiered_pricing/base/rust/src/main.rs
new file mode 100644
index 00000000..034b52a0
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/src/main.rs
@@ -0,0 +1,29 @@
+mod routes;
+mod health_check;
+
+use actix_web::{App, HttpServer};
+use routes::routes;
+
+const API_IP: &str = env!("API_IP");
+const API_PORT: &str = env!("API_PORT");
+
+fn get_address() -> String {
+    format!("{}:{}", API_IP, API_PORT)
+}
+
+#[actix_web::main]
+async fn main() -> std::io::Result<()> {
+    let server = HttpServer::new( || {
+            App::new()
+                .configure(routes)
+        })
+        .bind(get_address());
+
+    match server {
+        Ok(server) => {
+            println!("🚀 Server running at {}", get_address());
+            server.run().await
+        }
+        Err(_) => panic!("🔥 Coul not start the server at {}", get_address())
+    }
+}
diff --git a/exercises/tiered_pricing/base/rust/src/routes.rs b/exercises/tiered_pricing/base/rust/src/routes.rs
new file mode 100644
index 00000000..ae5a8369
--- /dev/null
+++ b/exercises/tiered_pricing/base/rust/src/routes.rs
@@ -0,0 +1,6 @@
+use actix_web::web;
+use crate::health_check::health_check;
+
+pub fn routes(cfg: &mut web::ServiceConfig) {
+    cfg.route("/health-check", web::get().to(health_check));
+}
diff --git a/exercises/tiered_pricing/solutions/.gitkeep b/exercises/tiered_pricing/solutions/.gitkeep
deleted file mode 100644
index e69de29b..00000000
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.env.example b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.env.example
new file mode 100644
index 00000000..df33498a
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.env.example
@@ -0,0 +1,2 @@
+API_IP=0.0.0.0
+API_PORT=8000
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.gitignore b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.gitignore
new file mode 100644
index 00000000..fedaa2b1
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/.gitignore
@@ -0,0 +1,2 @@
+/target
+.env
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.lock b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.lock
new file mode 100644
index 00000000..ebb8b689
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.lock
@@ -0,0 +1,1228 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
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diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.toml b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.toml
new file mode 100644
index 00000000..9b53ba01
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "rust-base-skeleton"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+actix-web = "4"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+
+[dev-dependencies]
+fake = "2.4"
+rand = "0.8"
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Makefile b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Makefile
new file mode 100644
index 00000000..a6e08886
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/Makefile
@@ -0,0 +1,23 @@
+help: ## Show help
+	@fgrep -h "##" $(MAKEFILE_LIST) | fgrep -v fgrep | sed -e "s/^[^:]*/`echo -e "\e[1m"`&`echo -e "\e[0m"`/" | sed -e "s/[^:]*##//"
+
+env-file: ## Copy env file example if not exist env file
+	@if [ ! -f .env ]; then cp .env.example .env; fi
+
+up: env-file ## Run rust web server
+	@docker-compose up -d
+
+build: ## Run rust web server
+	@docker-compose build --no-cache
+
+stop: ## Stop rust web server
+	@docker-compose stop
+
+down: ## Remove rust container
+	@docker-compose down
+
+run-test: env-file ## Run test on new docker container (slow)
+	docker-compose run --rm api cargo test
+
+test: ## Execute test on running docker container
+	docker-compose exec api cargo test
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/README.md b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/README.md
new file mode 100644
index 00000000..48bd18aa
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/README.md
@@ -0,0 +1,10 @@
+# Tiered pricing kata with rust
+
+## Run app
+
+`make up` url example: http://localhost:8000/pricing?subscriptions=1
+
+## Run tests
+
+- `make run-test` for run test on new container.
+- `make test` for execute test on running container.
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker-compose.yml b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker-compose.yml
new file mode 100644
index 00000000..74bad491
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker-compose.yml
@@ -0,0 +1,14 @@
+version: '3'
+services:
+  api:
+    container_name: rust-api
+    build:
+      context: docker/rust
+      dockerfile: Dockerfile
+    ports:
+      - ${API_PORT}:${API_PORT}
+    env_file:
+      - .env
+    volumes:
+      - ./:/app/
+    command: "cargo watch -x 'run -- --bin api'"
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker/rust/Dockerfile b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker/rust/Dockerfile
new file mode 100644
index 00000000..67144beb
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/docker/rust/Dockerfile
@@ -0,0 +1,6 @@
+FROM rust:1-alpine
+
+WORKDIR /app
+
+RUN apk update && apk add --no-cache musl-dev openssl-dev
+RUN cargo install cargo-watch
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/health_check.rs b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/health_check.rs
new file mode 100644
index 00000000..b1e16c72
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/health_check.rs
@@ -0,0 +1,24 @@
+use actix_web::{HttpResponse, Responder};
+
+pub async fn health_check() -> impl Responder {
+    HttpResponse::Ok()
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use actix_web::{test, web, App};
+
+    #[actix_web::test]
+    async fn health_check_return_ok() {
+        let app =
+            test::init_service(App::new().route("/health-check", web::get().to(health_check)))
+                .await;
+
+        let request = test::TestRequest::get().uri("/health-check").to_request();
+
+        let response = test::call_service(&app, request).await;
+
+        assert!(response.status().is_success());
+    }
+}
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/main.rs b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/main.rs
new file mode 100644
index 00000000..92ed4506
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/main.rs
@@ -0,0 +1,26 @@
+mod health_check;
+mod routes;
+mod tiered_pricing;
+
+use actix_web::{App, HttpServer};
+use routes::routes;
+
+const API_IP: &str = env!("API_IP");
+const API_PORT: &str = env!("API_PORT");
+
+fn get_address() -> String {
+    format!("{}:{}", API_IP, API_PORT)
+}
+
+#[actix_web::main]
+async fn main() -> std::io::Result<()> {
+    let server = HttpServer::new(|| App::new().configure(routes)).bind(get_address());
+
+    match server {
+        Ok(server) => {
+            println!("🚀 Server running at {}", get_address());
+            server.run().await
+        }
+        Err(_) => panic!("🔥 Could not start the server at {}", get_address()),
+    }
+}
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/routes.rs b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/routes.rs
new file mode 100644
index 00000000..c73525e7
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/routes.rs
@@ -0,0 +1,8 @@
+use crate::health_check::health_check;
+use crate::tiered_pricing::tiered_pricing;
+use actix_web::web;
+
+pub fn routes(cfg: &mut web::ServiceConfig) {
+    cfg.route("/health-check", web::get().to(health_check))
+        .route("/pricing", web::get().to(tiered_pricing));
+}
diff --git a/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/tiered_pricing.rs b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/tiered_pricing.rs
new file mode 100644
index 00000000..b1cd7038
--- /dev/null
+++ b/exercises/tiered_pricing/solutions/isaac1024_baby-steps/src/tiered_pricing.rs
@@ -0,0 +1,166 @@
+use actix_web::{web, HttpResponse, Responder};
+use serde::{Deserialize, Serialize};
+use std::fmt;
+
+#[derive(Deserialize)]
+pub struct TieredPricingQuery {
+    subscriptions: u32,
+}
+
+#[derive(Serialize, Deserialize)]
+struct TieredPricingResponse {
+    total_price: u32,
+}
+
+#[derive(Serialize, Deserialize)]
+struct BadRequestMessage {
+    error_message: String,
+}
+
+pub async fn tiered_pricing(pricing: web::Query<TieredPricingQuery>) -> impl Responder {
+    match get_total_subscription_price(pricing.subscriptions) {
+        Ok(total_price) => HttpResponse::Ok().json(TieredPricingResponse { total_price }),
+        Err(error) => HttpResponse::BadRequest().json(BadRequestMessage {
+            error_message: error.to_string(),
+        }),
+    }
+}
+
+type SubscriptionResult<T> = Result<T, NumberSubscriptionsError>;
+
+#[derive(Debug)]
+struct NumberSubscriptionsError;
+
+impl fmt::Display for NumberSubscriptionsError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "Subscriptions must be greater than 0")
+    }
+}
+
+fn get_unit_price(number_of_subscriptions: u32) -> SubscriptionResult<u32> {
+    const FIRST_UNIT_PRICE: u32 = 299;
+    const SECOND_UNIT_PRICE: u32 = 239;
+    const THIRD_UNIT_PRICE: u32 = 219;
+    const FOURTH_UNIT_PRICE: u32 = 199;
+    const FIFTH_UNIT_PRICE: u32 = 149;
+
+    match number_of_subscriptions {
+        0 => Err(NumberSubscriptionsError),
+        1 | 2 => Ok(FIRST_UNIT_PRICE),
+        3..=10 => Ok(SECOND_UNIT_PRICE),
+        11..=25 => Ok(THIRD_UNIT_PRICE),
+        26..=50 => Ok(FOURTH_UNIT_PRICE),
+        _ => Ok(FIFTH_UNIT_PRICE),
+    }
+}
+
+fn get_total_subscription_price(number_of_subscriptions: u32) -> SubscriptionResult<u32> {
+    Ok(number_of_subscriptions * get_unit_price(number_of_subscriptions)?)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use actix_web::{test, web, App};
+    use fake::Fake;
+
+    #[test]
+    async fn when_subscriptions_are_between_1_and_2_unit_price_is_299(
+    ) -> Result<(), NumberSubscriptionsError> {
+        let number_of_subscriptions = (1..=2).fake();
+
+        assert_eq!(
+            number_of_subscriptions * 299,
+            get_total_subscription_price(number_of_subscriptions)?
+        );
+
+        Ok(())
+    }
+
+    #[test]
+    async fn when_subscriptions_are_between_3_and_10_unit_price_is_239(
+    ) -> Result<(), NumberSubscriptionsError> {
+        let number_of_subscriptions = (3..=10).fake();
+
+        assert_eq!(
+            number_of_subscriptions * 239,
+            get_total_subscription_price(number_of_subscriptions)?
+        );
+
+        Ok(())
+    }
+
+    #[test]
+    async fn when_subscriptions_are_between_11_and_25_unit_price_is_219(
+    ) -> Result<(), NumberSubscriptionsError> {
+        let number_of_subscriptions = (11..=25).fake();
+
+        assert_eq!(
+            number_of_subscriptions * 219,
+            get_total_subscription_price(number_of_subscriptions)?
+        );
+
+        Ok(())
+    }
+
+    #[test]
+    async fn when_subscriptions_are_between_26_and_50_unit_price_is_199(
+    ) -> Result<(), NumberSubscriptionsError> {
+        let number_of_subscriptions = (26..=50).fake();
+
+        assert_eq!(
+            number_of_subscriptions * 199,
+            get_total_subscription_price(number_of_subscriptions)?
+        );
+
+        Ok(())
+    }
+
+    #[test]
+    async fn when_subscriptions_are_more_than_50_unit_price_is_149(
+    ) -> Result<(), NumberSubscriptionsError> {
+        let number_of_subscriptions = (51..1000).fake();
+
+        assert_eq!(
+            number_of_subscriptions * 149,
+            get_total_subscription_price(number_of_subscriptions)?
+        );
+
+        Ok(())
+    }
+
+    #[test]
+    async fn when_get_0_subscriptions_return_error() {
+        assert!(get_total_subscription_price(0).is_err());
+    }
+
+    #[actix_web::test]
+    async fn when_send_n_subscriptions_return_price() {
+        let number_of_subscriptions: u32 = (51..1000).fake();
+
+        let app =
+            test::init_service(App::new().route("/pricing", web::get().to(tiered_pricing))).await;
+
+        let request = test::TestRequest::get()
+            .uri(format!("/pricing?subscriptions={}", number_of_subscriptions).as_str())
+            .to_request();
+
+        let response: TieredPricingResponse = test::call_and_read_body_json(&app, request).await;
+
+        assert_eq!(number_of_subscriptions * 149, response.total_price);
+    }
+
+    #[actix_web::test]
+    async fn when_send_0_subscriptions_return_bad_request() {
+        let app =
+            test::init_service(App::new().route("/pricing", web::get().to(tiered_pricing))).await;
+
+        let request = test::TestRequest::get()
+            .uri("/pricing?subscriptions=0")
+            .to_request();
+
+        let response = test::call_service(&app, request).await;
+
+        assert!(response.status().is_client_error())
+    }
+}