--- a/knp/backends/cpu/cpu-multi-threaded-backend/impl/backend.cpp
+++ b/knp/backends/cpu/cpu-multi-threaded-backend/impl/backend.cpp
@@ -32,6 +32,9 @@
 #include <spdlog/spdlog.h>
 
 #include <functional>
+#include <cstdlib>
+#include <cerrno>
+#include <stdexcept>
 #include <unordered_map>
 #include <vector>
 
@@ -53,10 +56,27 @@
 }
 
 
+
+// Experiment-local factory configuration; the original backend is unchanged.
+static size_t configured_size(const char* name, size_t fallback, size_t maximum)
+{
+    const char* value = std::getenv(name);
+    if (!value || !*value) return fallback;
+    if (*value < '0' || *value > '9') throw std::invalid_argument(name);
+    char* end = nullptr;
+    errno = 0;
+    const auto parsed = std::strtoull(value, &end, 10);
+    if (errno || *end || !parsed || parsed > maximum) throw std::invalid_argument(name);
+    return static_cast<size_t>(parsed);
+}
+
 std::shared_ptr<MultiThreadedCPUBackend> MultiThreadedCPUBackend::create()
 {
     SPDLOG_DEBUG("Creating multi-threaded CPU backend instance...");
-    return std::make_shared<MultiThreadedCPUBackend>();
+    return std::make_shared<MultiThreadedCPUBackend>(
+        configured_size("KNP_CPU_THREADS", 2, 256),
+        configured_size("KNP_CPU_POPULATION_PART", 64, 1000000),
+        configured_size("KNP_CPU_PROJECTION_PART", 8192, 10000000));
 }
 
 
--- a/knp/backends/cpu/cpu-multi-threaded-backend/include/knp/backends/cpu-multi-threaded/backend.h
+++ b/knp/backends/cpu/cpu-multi-threaded-backend/include/knp/backends/cpu-multi-threaded/backend.h
@@ -79,7 +79,8 @@
      */
     using SupportedNeurons = boost::mp11::mp_list<
         knp::neuron_traits::BLIFATNeuron, knp::neuron_traits::SynapticResourceSTDPBLIFATNeuron,
-        knp::neuron_traits::LIFNeuron>;
+        knp::neuron_traits::LIFNeuron,
+        knp::neuron_traits::AltAILIF, knp::neuron_traits::SynapticResourceSTDPAltAILIFNeuron>;
 
     /**
      * @brief List of synapse types supported by the multi-threaded CPU backend.