diff --git a/network-poc/node/Cargo.toml b/network-poc/node/Cargo.toml
index e7201ae..dce534b 100644
--- a/network-poc/node/Cargo.toml
+++ b/network-poc/node/Cargo.toml
@@ -26,9 +26,6 @@ web-sys = { version = "0.3.68", features = [
 ] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-burn = { version = "0.14.0", features = ["wgpu", "ndarray"] }
-burn-wgpu = "0.14.0"
-burn-ndarray = "0.14.0"
 wasm-bindgen-futures = "0.4"
 console_error_panic_hook = "0.1.7"
 reqwest = { version = "0.12", default-features = false, features = ["json"] }
diff --git a/network-poc/node/src/lib.rs b/network-poc/node/src/lib.rs
index 7c0a584..887d424 100644
--- a/network-poc/node/src/lib.rs
+++ b/network-poc/node/src/lib.rs
@@ -3,8 +3,6 @@ use web_sys::{WebSocket, MessageEvent};
 use std::cell::RefCell;
 use std::rc::Rc;
 use std::sync::atomic::{AtomicU32, AtomicBool, Ordering};
-use burn::tensor::Tensor;
-use burn::backend::{Wgpu, NdArray};
 
 pub mod storage;
 pub mod sampling;
@@ -79,41 +77,6 @@ pub async fn worker_fetch(url: &str) -> Result<web_sys::Response, String> {
         .map_err(|_| "ei Response".to_string())
 }
 
-// Geneerinen tensorilaskenta — toimii millä tahansa Burn-backendillä
-fn run_matmul<B: burn::tensor::backend::Backend>(size: usize) -> String {
-    let device = Default::default();
-    let dist = burn::tensor::Distribution::Default;
-    let t1: Tensor<B, 2> = Tensor::random([size, size], dist, &device);
-    let t2: Tensor<B, 2> = Tensor::random([size, size], dist, &device);
-    let sum = t1.matmul(t2).sum();
-    format!("{:?}", sum)
-}
-
-// Päättelyfunktio — valitsee backendin automaattisesti
-async fn run_ai_tensor_inference(difficulty: usize) -> String {
-    let load_pct = GPU_LOAD_PERCENT.load(Ordering::SeqCst);
-
-    if load_pct == 0 {
-        sleep_ms(2000).await;
-        return format!("Paused (0%). Lepäillään zZz..");
-    }
-
-    let active_workload_size = (difficulty as f32 * (load_pct as f32 / 100.0)) as usize;
-
-    let sleep_delay = (100 - load_pct) * 10;
-    if sleep_delay > 0 {
-        sleep_ms(sleep_delay as i32).await;
-    }
-
-    let use_gpu = HAS_WEBGPU.load(Ordering::SeqCst);
-    let (backend_name, result) = if use_gpu {
-        ("WebGPU", run_matmul::<Wgpu>(active_workload_size))
-    } else {
-        ("CPU/NdArray", run_matmul::<NdArray>(active_workload_size))
-    };
-
-    format!("PoC {} Matmul ({}x{}) >> {}", backend_name, active_workload_size, active_workload_size, result)
-}
 
 /// JS-exportti: tokenisoi tekstin ja palauttaa JSON-merkkijonon
 /// Tokenizer ladataan IndexedDB:stä (täytyy olla ladattu aiemmin)
@@ -351,17 +314,6 @@ pub async fn start_agent_node(hub_url: String, has_webgpu: bool, device_info_jso
                     }
                 }
                 } // current_task == 4 || 5
-            } else if msg.contains("ai_task") {
-                console_log!("Hub task vastaanotettu, ajetaan GPU:lla...");
-                let ws_for_async = ws_clone.clone();
-                let diff = if msg.contains(r#""difficulty":1024"#) { 1024 } else { 512 };
-                
-                // Suoritetaan inference asynkronisesti erillisessä taaskissa välttääksemme UI-jäätymisen kokonaan
-                wasm_bindgen_futures::spawn_local(async move {
-                    let result = run_ai_tensor_inference(diff).await;
-                    let reply = format!("{{\"type\":\"result\", \"status\":\"success\", \"data\":\"{}\"}}", result);
-                    let _ = ws_for_async.borrow().send_with_str(&reply);
-                });
             } else if msg.contains("stats") {
                 // Sivuutetaan statsit täällä, UI hallitsee ne aivan itse HTML:n puolella
             }