diff --git a/src/api/ApiRouter.cpp b/src/api/ApiRouter.cpp
index 6cdd5f26..4aa3108f 100644
--- a/src/api/ApiRouter.cpp
+++ b/src/api/ApiRouter.cpp
@@ -59,7 +59,7 @@ rapidjson::Value ApiRouter::normalize(double d)
         return Value(kNullType);
     }
 
-    return Value(floor(d * 100.0) / 100.0);
+    return Value((int)floor(d));
 }
 
 
@@ -93,16 +93,11 @@ void ApiRouter::ApiRouter::get(const xmrig::HttpRequest &req, xmrig::HttpReply &
         return finalize(reply, doc);
     }
 
-    if (req.match("/1/threads")) {
-        getThreads(doc);
-
-        return finalize(reply, doc);
-    }
-
     doc.SetObject();
 
     getIdentify(doc);
     getMiner(doc);
+    getThreads(doc);
     getHashrate(doc);
     getResults(doc);
     getConnection(doc);
@@ -208,7 +203,6 @@ void ApiRouter::getHashrate(rapidjson::Document &doc) const
 
     rapidjson::Value hashrate(rapidjson::kObjectType);
     rapidjson::Value total(rapidjson::kArrayType);
-    rapidjson::Value threads(rapidjson::kArrayType);
 
     const Hashrate *hr = Workers::hashrate();
 
@@ -216,21 +210,8 @@ void ApiRouter::getHashrate(rapidjson::Document &doc) const
     total.PushBack(normalize(hr->calc(Hashrate::MediumInterval)), allocator);
     total.PushBack(normalize(hr->calc(Hashrate::LargeInterval)),  allocator);
 
-    vector<Handle *> workers = Workers::workers();
-    for (size_t i = 0; i < workers.size(); i++) {
-        for(size_t j = 0; j < workers[i]->hasher()->deviceCount(); j++) {
-            rapidjson::Value thread(rapidjson::kArrayType);
-            thread.PushBack(normalize(hr->calc(i, j, Hashrate::ShortInterval)),  allocator);
-            thread.PushBack(normalize(hr->calc(i, j, Hashrate::MediumInterval)), allocator);
-            thread.PushBack(normalize(hr->calc(i, j, Hashrate::LargeInterval)),  allocator);
-
-            threads.PushBack(thread, allocator);
-        }
-    }
-
     hashrate.AddMember("total",   total, allocator);
     hashrate.AddMember("highest", normalize(hr->highest()), allocator);
-    hashrate.AddMember("threads", threads, allocator);
     doc.AddMember("hashrate", hashrate, allocator);
 }
 
@@ -281,9 +262,6 @@ void ApiRouter::getResults(rapidjson::Document &doc) const
 
 void ApiRouter::getThreads(rapidjson::Document &doc) const
 {
-    doc.SetObject();
-    auto &allocator = doc.GetAllocator();
-
     Workers::hashersSummary(doc);
 }
 
diff --git a/src/crypto/argon2_hasher/hash/Hasher.h b/src/crypto/argon2_hasher/hash/Hasher.h
index 3f0c1b86..62d96096 100755
--- a/src/crypto/argon2_hasher/hash/Hasher.h
+++ b/src/crypto/argon2_hasher/hash/Hasher.h
@@ -28,6 +28,7 @@ public:
     virtual int compute(int threadIdx, uint8_t *input, size_t size, uint8_t *output) = 0;
     virtual size_t parallelism(int workerIdx) = 0;
     virtual size_t deviceCount() = 0;
+    virtual DeviceInfo &device(int workerIdx) = 0;
 
     string type();
 	string subType(bool shortName = false);
diff --git a/src/crypto/argon2_hasher/hash/cpu/CpuHasher.cpp b/src/crypto/argon2_hasher/hash/cpu/CpuHasher.cpp
index 08e4c019..33ed8d2f 100755
--- a/src/crypto/argon2_hasher/hash/cpu/CpuHasher.cpp
+++ b/src/crypto/argon2_hasher/hash/cpu/CpuHasher.cpp
@@ -224,4 +224,8 @@ size_t CpuHasher::deviceCount() {
     return computingThreads();
 }
 
+DeviceInfo &CpuHasher::device(int workerIdx) {
+    return devices()[0];
+}
+
 REGISTER_HASHER(CpuHasher);
\ No newline at end of file
diff --git a/src/crypto/argon2_hasher/hash/cpu/CpuHasher.h b/src/crypto/argon2_hasher/hash/cpu/CpuHasher.h
index 888421c6..85d7029e 100644
--- a/src/crypto/argon2_hasher/hash/cpu/CpuHasher.h
+++ b/src/crypto/argon2_hasher/hash/cpu/CpuHasher.h
@@ -22,6 +22,7 @@ public:
     virtual int compute(int threadIdx, uint8_t *input, size_t size, uint8_t *output);
     virtual size_t parallelism(int workerIdx);
     virtual size_t deviceCount();
+    virtual DeviceInfo &device(int workerIdx);
 
 private:
     string detectFeaturesAndMakeDescription();
diff --git a/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.cpp b/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.cpp
index ebe5446f..3aa8078c 100644
--- a/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.cpp
+++ b/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.cpp
@@ -119,7 +119,8 @@ CudaDeviceInfo *CudaHasher::getDeviceInfo(int device_index) {
 }
 
 bool CudaHasher::configure(xmrig::HasherConfig &config) {
-    int index = config.getGPUCardsCount();
+    int deviceOffset = config.getGPUCardsCount();
+    int index = deviceOffset;
     double intensity = 0;
 
     int total_threads = 0;
@@ -165,7 +166,7 @@ bool CudaHasher::configure(xmrig::HasherConfig &config) {
 
 		ss << endl;
 
-        double device_intensity = config.getGPUIntensity((*d)->deviceIndex);
+        double device_intensity = config.getGPUIntensity(deviceOffset + m_enabledDevices.size());
 
 		m_description += ss.str();
 
@@ -335,6 +336,15 @@ size_t CudaHasher::deviceCount() {
     return m_enabledDevices.size();
 }
 
+DeviceInfo &CudaHasher::device(int workerIdx) {
+    workerIdx /= 2;
+
+    if(workerIdx < 0 || workerIdx > m_enabledDevices.size())
+        return devices().begin()->second;
+
+    return devices()[m_enabledDevices[workerIdx]->deviceIndex];
+}
+
 REGISTER_HASHER(CudaHasher);
 
 #endif //WITH_CUDA
diff --git a/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.h b/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.h
index 822ebead..55556894 100644
--- a/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.h
+++ b/src/crypto/argon2_hasher/hash/gpu/cuda/CudaHasher.h
@@ -99,6 +99,7 @@ public:
     virtual int compute(int threadIdx, uint8_t *input, size_t size, uint8_t *output);
     virtual size_t parallelism(int workerIdx);
     virtual size_t deviceCount();
+    virtual DeviceInfo &device(int workerIdx);
 
 private:
     CudaDeviceInfo *getDeviceInfo(int device_index);
diff --git a/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.cpp b/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.cpp
index 1932baeb..e1ce9400 100755
--- a/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.cpp
+++ b/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.cpp
@@ -217,7 +217,8 @@ OpenCLDeviceInfo *OpenCLHasher::getDeviceInfo(cl_platform_id platform, cl_device
 }
 
 bool OpenCLHasher::configure(xmrig::HasherConfig &config) {
-    int index = config.getGPUCardsCount();
+    int deviceOffset = config.getGPUCardsCount();
+    int index = deviceOffset;
     double intensity = 0;
 
     int total_threads = 0;
@@ -264,7 +265,7 @@ bool OpenCLHasher::configure(xmrig::HasherConfig &config) {
 
         ss << endl;
 
-        double device_intensity = config.getGPUIntensity((*d)->deviceIndex);
+        double device_intensity = config.getGPUIntensity(deviceOffset + m_enabledDevices.size());
 
         m_description += ss.str();
 
@@ -307,7 +308,7 @@ bool OpenCLHasher::configure(xmrig::HasherConfig &config) {
         intensity += device_intensity;
     }
 
-    config.addGPUCardsCount(index - config.getGPUCardsCount());
+    config.addGPUCardsCount(index - deviceOffset);
 
     if(!cards_selected) {
         m_intensity = 0;
@@ -883,6 +884,15 @@ size_t OpenCLHasher::deviceCount() {
     return m_enabledDevices.size();
 }
 
+DeviceInfo &OpenCLHasher::device(int workerIdx) {
+    workerIdx /= 2;
+
+    if(workerIdx < 0 || workerIdx > m_enabledDevices.size())
+        return devices().begin()->second;
+
+    return devices()[m_enabledDevices[workerIdx]->deviceIndex];
+}
+
 REGISTER_HASHER(OpenCLHasher);
 
 #endif // WITH_OPENCL
diff --git a/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.h b/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.h
index 8ff55bea..7b4472fd 100755
--- a/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.h
+++ b/src/crypto/argon2_hasher/hash/gpu/opencl/OpenCLHasher.h
@@ -91,6 +91,7 @@ public:
     virtual int compute(int threadIdx, uint8_t *input, size_t size, uint8_t *output);
     virtual size_t parallelism(int workerIdx);
     virtual size_t deviceCount();
+    virtual DeviceInfo &device(int workerIdx);
 
 private:
     OpenCLDeviceInfo *getDeviceInfo(cl_platform_id platform, cl_device_id device);
diff --git a/src/workers/Workers.cpp b/src/workers/Workers.cpp
index 77382c9d..d833a9f0 100644
--- a/src/workers/Workers.cpp
+++ b/src/workers/Workers.cpp
@@ -228,12 +228,18 @@ void Workers::hashersSummary(rapidjson::Document &doc)
         Handle *worker = m_workers[i];
         for(int j=0; j < worker->hasher()->deviceCount(); j++) {
             rapidjson::Value hasherDoc(rapidjson::kObjectType);
+            int multiplier = worker->hasher()->computingThreads() / worker->hasher()->deviceCount();
 
             xmrig::String type = worker->hasher()->type().data();
             xmrig::String id = (worker->hasher()->subType(true) + to_string(j)).data();
+            DeviceInfo &deviceInfo = worker->hasher()->device(j * multiplier);
+            xmrig::String device = deviceInfo.name.data();
+            xmrig::String busId = deviceInfo.bus_id.data();
 
             hasherDoc.AddMember("type",  type.toJSON(doc), allocator);
             hasherDoc.AddMember("id",   id.toJSON(doc), allocator);
+            hasherDoc.AddMember("device",   device.toJSON(doc), allocator);
+            hasherDoc.AddMember("bus_id", busId.toJSON(doc), allocator);
 
             rapidjson::Value hashrateEntry(rapidjson::kArrayType);
             hashrateEntry.PushBack(ApiRouter::normalize(m_hashrate->calc(i, j, Hashrate::ShortInterval)), allocator);