diff --git a/.github/workflows/bump_deps.yaml b/.github/workflows/bump_deps.yaml
index 6aa7aa4..a10d2af 100644
--- a/.github/workflows/bump_deps.yaml
+++ b/.github/workflows/bump_deps.yaml
@@ -30,6 +30,9 @@ jobs:
           - repository: "go-skynet/bloomz.cpp"
             variable: "BLOOMZ_VERSION"
             branch: "main"
+          - repository: "go-skynet/gpt4all"
+            variable: "GPT4ALL_VERSION"
+            branch: "main"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
diff --git a/Makefile b/Makefile
index 768eeea..1ed894c 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,8 @@ GOVET=$(GOCMD) vet
 BINARY_NAME=local-ai
 
 GOLLAMA_VERSION?=c03e8adbc45c866e0f6d876af1887d6b01d57eb4
-GOGPT4ALLJ_VERSION?=1f7bff57f66cb7062e40d0ac3abd2217815e5109
+GPT4ALL_REPO?=https://github.com/go-skynet/gpt4all
+GPT4ALL_VERSION?=3657f9417e17edf378c27d0a9274a1bf41caa914
 GOGPT2_VERSION?=abf038a7d8efa4eefdc7c891f05ad33d4e59e49d
 RWKV_REPO?=https://github.com/donomii/go-rwkv.cpp
 RWKV_VERSION?=07166da10cb2a9e8854395a4f210464dcea76e47
@@ -19,8 +20,8 @@ WHITE  := $(shell tput -Txterm setaf 7)
 CYAN   := $(shell tput -Txterm setaf 6)
 RESET  := $(shell tput -Txterm sgr0)
 
-C_INCLUDE_PATH=$(shell pwd)/go-llama:$(shell pwd)/go-gpt4all-j:$(shell pwd)/go-gpt2:$(shell pwd)/go-rwkv:$(shell pwd)/whisper.cpp:$(shell pwd)/go-bert:$(shell pwd)/bloomz
-LIBRARY_PATH=$(shell pwd)/go-llama:$(shell pwd)/go-gpt4all-j:$(shell pwd)/go-gpt2:$(shell pwd)/go-rwkv:$(shell pwd)/whisper.cpp:$(shell pwd)/go-bert:$(shell pwd)/bloomz
+C_INCLUDE_PATH=$(shell pwd)/go-llama:$(shell pwd)/gpt4all/gpt4all-bindings/golang/:$(shell pwd)/go-gpt2:$(shell pwd)/go-rwkv:$(shell pwd)/whisper.cpp:$(shell pwd)/go-bert:$(shell pwd)/bloomz
+LIBRARY_PATH=$(shell pwd)/go-llama:$(shell pwd)/gpt4all/gpt4all-bindings/golang/:$(shell pwd)/go-gpt2:$(shell pwd)/go-rwkv:$(shell pwd)/whisper.cpp:$(shell pwd)/go-bert:$(shell pwd)/bloomz
 
 # Use this if you want to set the default behavior
 ifndef BUILD_TYPE
@@ -37,19 +38,26 @@ endif
 
 all: help
 
-## GPT4ALL-J
-go-gpt4all-j:
-	git clone --recurse-submodules https://github.com/go-skynet/go-gpt4all-j.cpp go-gpt4all-j
-	cd go-gpt4all-j && git checkout -b build $(GOGPT4ALLJ_VERSION) && git submodule update --init --recursive --depth 1
+## GPT4ALL
+gpt4all:
+	git clone --recurse-submodules $(GPT4ALL_REPO) gpt4all
+	cd gpt4all && git checkout -b build $(GPT4ALL_VERSION) && git submodule update --init --recursive --depth 1
 	# This is hackish, but needed as both go-llama and go-gpt4allj have their own version of ggml..
-	@find ./go-gpt4all-j -type f -name "*.c" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.h" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/gpt_/gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.h" -exec sed -i'' -e 's/gpt_/gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/json_/json_gptj_/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/void replace/void json_gptj_replace/g' {} +
-	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/::replace/::json_gptj_replace/g' {} +
+	@find ./gpt4all -type f -name "*.c" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/ggml_/ggml_gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/gpt_/gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/gpt_/gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/set_console_color/set_gptj_console_color/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/set_console_color/set_gptj_console_color/g' {} +	
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/llama_/gptjllama_/g' {} +
+	@find ./gpt4all -type f -name "*.go" -exec sed -i'' -e 's/llama_/gptjllama_/g' {} +
+	@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/llama_/gptjllama_/g' {} +
+	@find ./gpt4all -type f -name "*.txt" -exec sed -i'' -e 's/llama_/gptjllama_/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/json_/json_gptj_/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/void replace/void json_gptj_replace/g' {} +
+	@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/::replace/::json_gptj_replace/g' {} +
+	mv ./gpt4all/gpt4all-backend/llama.cpp/llama_util.h ./gpt4all/gpt4all-backend/llama.cpp/gptjllama_util.h
 
 ## BERT embeddings
 go-bert:
@@ -85,8 +93,8 @@ bloomz/libbloomz.a: bloomz
 go-bert/libgobert.a: go-bert
 	$(MAKE) -C go-bert libgobert.a
 
-go-gpt4all-j/libgptj.a: go-gpt4all-j
-	$(MAKE) -C go-gpt4all-j $(GENERIC_PREFIX)libgptj.a
+gpt4all/gpt4all-bindings/golang/libgpt4all.a: gpt4all
+	$(MAKE) -C gpt4all/gpt4all-bindings/golang/ $(GENERIC_PREFIX)libgpt4all.a
 
 ## CEREBRAS GPT
 go-gpt2: 
@@ -119,20 +127,20 @@ go-llama/libbinding.a: go-llama
 
 replace:
 	$(GOCMD) mod edit -replace github.com/go-skynet/go-llama.cpp=$(shell pwd)/go-llama
-	$(GOCMD) mod edit -replace github.com/go-skynet/go-gpt4all-j.cpp=$(shell pwd)/go-gpt4all-j
+	$(GOCMD) mod edit -replace github.com/nomic/gpt4all/gpt4all-bindings/golang=$(shell pwd)/gpt4all/gpt4all-bindings/golang
 	$(GOCMD) mod edit -replace github.com/go-skynet/go-gpt2.cpp=$(shell pwd)/go-gpt2
 	$(GOCMD) mod edit -replace github.com/donomii/go-rwkv.cpp=$(shell pwd)/go-rwkv
 	$(GOCMD) mod edit -replace github.com/ggerganov/whisper.cpp=$(shell pwd)/whisper.cpp
 	$(GOCMD) mod edit -replace github.com/go-skynet/go-bert.cpp=$(shell pwd)/go-bert
 	$(GOCMD) mod edit -replace github.com/go-skynet/bloomz.cpp=$(shell pwd)/bloomz
 
-prepare-sources: go-llama go-gpt2 go-gpt4all-j go-rwkv whisper.cpp go-bert bloomz
+prepare-sources: go-llama go-gpt2 gpt4all go-rwkv whisper.cpp go-bert bloomz replace
 	$(GOCMD) mod download
 
 ## GENERIC
 rebuild: ## Rebuilds the project
 	$(MAKE) -C go-llama clean
-	$(MAKE) -C go-gpt4all-j clean
+	$(MAKE) -C gpt4all/gpt4all-bindings/golang/ clean
 	$(MAKE) -C go-gpt2 clean
 	$(MAKE) -C go-rwkv clean
 	$(MAKE) -C whisper.cpp clean
@@ -140,11 +148,11 @@ rebuild: ## Rebuilds the project
 	$(MAKE) -C bloomz clean
 	$(MAKE) build
 
-prepare: prepare-sources go-llama/libbinding.a go-gpt4all-j/libgptj.a go-bert/libgobert.a go-gpt2/libgpt2.a go-rwkv/librwkv.a whisper.cpp/libwhisper.a bloomz/libbloomz.a replace ## Prepares for building
+prepare: prepare-sources gpt4all/gpt4all-bindings/golang/libgpt4all.a go-llama/libbinding.a go-bert/libgobert.a go-gpt2/libgpt2.a go-rwkv/librwkv.a whisper.cpp/libwhisper.a bloomz/libbloomz.a  ## Prepares for building
 
 clean: ## Remove build related file
 	rm -fr ./go-llama
-	rm -rf ./go-gpt4all-j
+	rm -rf ./gpt4all
 	rm -rf ./go-gpt2
 	rm -rf ./go-rwkv
 	rm -rf ./go-bert
@@ -156,7 +164,7 @@ clean: ## Remove build related file
 build: prepare ## Build the project
 	$(info ${GREEN}I local-ai build info:${RESET})
 	$(info ${GREEN}I BUILD_TYPE: ${YELLOW}$(BUILD_TYPE)${RESET})
-	C_INCLUDE_PATH=${C_INCLUDE_PATH} LIBRARY_PATH=${LIBRARY_PATH} $(GOCMD) build -o $(BINARY_NAME) ./
+	C_INCLUDE_PATH=${C_INCLUDE_PATH} LIBRARY_PATH=${LIBRARY_PATH} $(GOCMD) build -x -o $(BINARY_NAME) ./
 
 generic-build: ## Build the project using generic
 	BUILD_TYPE="generic" $(MAKE) build
diff --git a/api/api_test.go b/api/api_test.go
index 639f18d..de9fc34 100644
--- a/api/api_test.go
+++ b/api/api_test.go
@@ -79,7 +79,7 @@ var _ = Describe("API test", func() {
 		It("returns errors", func() {
 			_, err := client.CreateCompletion(context.TODO(), openai.CompletionRequest{Model: "foomodel", Prompt: "abcdedfghikl"})
 			Expect(err).To(HaveOccurred())
-			Expect(err.Error()).To(ContainSubstring("error, status code: 500, message: could not load model - all backends returned error: 9 errors occurred:"))
+			Expect(err.Error()).To(ContainSubstring("error, status code: 500, message: could not load model - all backends returned error: 10 errors occurred:"))
 		})
 
 	})
diff --git a/api/prediction.go b/api/prediction.go
index b705f66..8c381c9 100644
--- a/api/prediction.go
+++ b/api/prediction.go
@@ -11,8 +11,8 @@ import (
 	"github.com/go-skynet/bloomz.cpp"
 	bert "github.com/go-skynet/go-bert.cpp"
 	gpt2 "github.com/go-skynet/go-gpt2.cpp"
-	gptj "github.com/go-skynet/go-gpt4all-j.cpp"
 	llama "github.com/go-skynet/go-llama.cpp"
+	gpt4all "github.com/nomic/gpt4all/gpt4all-bindings/golang"
 )
 
 // mutex still needed, see: https://github.com/ggerganov/llama.cpp/discussions/784
@@ -315,29 +315,35 @@ func ModelInference(s string, loader *model.ModelLoader, c Config, tokenCallback
 				predictOptions...,
 			)
 		}
-	case *gptj.GPTJ:
+	case *gpt4all.Model:
+		supportStreams = true
+
 		fn = func() (string, error) {
-			// Generate the prediction using the language model
-			predictOptions := []gptj.PredictOption{
-				gptj.SetTemperature(c.Temperature),
-				gptj.SetTopP(c.TopP),
-				gptj.SetTopK(c.TopK),
-				gptj.SetTokens(c.Maxtokens),
-				gptj.SetThreads(c.Threads),
+			if tokenCallback != nil {
+				model.SetTokenCallback(tokenCallback)
 			}
 
-			if c.Batch != 0 {
-				predictOptions = append(predictOptions, gptj.SetBatch(c.Batch))
+			// Generate the prediction using the language model
+			predictOptions := []gpt4all.PredictOption{
+				gpt4all.SetTemperature(c.Temperature),
+				gpt4all.SetTopP(c.TopP),
+				gpt4all.SetTopK(c.TopK),
+				gpt4all.SetTokens(c.Maxtokens),
 			}
 
-			if c.Seed != 0 {
-				predictOptions = append(predictOptions, gptj.SetSeed(c.Seed))
+			if c.Batch != 0 {
+				predictOptions = append(predictOptions, gpt4all.SetBatch(c.Batch))
 			}
 
-			return model.Predict(
+			str, er := model.Predict(
 				s,
 				predictOptions...,
 			)
+			// Seems that if we don't free the callback explicitly we leave functions registered (that might try to send on closed channels)
+			// For instance otherwise the API returns: {"error":{"code":500,"message":"send on closed channel","type":""}}
+			// after a stream event has occurred
+			model.SetTokenCallback(nil)
+			return str, er
 		}
 	case *llama.LLama:
 		supportStreams = true
diff --git a/go.mod b/go.mod
index 3152709..7edbf72 100644
--- a/go.mod
+++ b/go.mod
@@ -49,6 +49,7 @@ require (
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.18 // indirect
 	github.com/mattn/go-runewidth v0.0.14 // indirect
+	github.com/nomic/gpt4all/gpt4all-bindings/golang v0.0.0-00010101000000-000000000000 // indirect
 	github.com/philhofer/fwd v1.1.2 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
diff --git a/pkg/model/loader.go b/pkg/model/loader.go
index 2542248..fe82b86 100644
--- a/pkg/model/loader.go
+++ b/pkg/model/loader.go
@@ -15,9 +15,9 @@ import (
 	bloomz "github.com/go-skynet/bloomz.cpp"
 	bert "github.com/go-skynet/go-bert.cpp"
 	gpt2 "github.com/go-skynet/go-gpt2.cpp"
-	gptj "github.com/go-skynet/go-gpt4all-j.cpp"
 	llama "github.com/go-skynet/go-llama.cpp"
 	"github.com/hashicorp/go-multierror"
+	gpt4all "github.com/nomic/gpt4all/gpt4all-bindings/golang"
 	"github.com/rs/zerolog/log"
 )
 
@@ -26,7 +26,7 @@ type ModelLoader struct {
 	mu        sync.Mutex
 	// TODO: this needs generics
 	models            map[string]*llama.LLama
-	gptmodels         map[string]*gptj.GPTJ
+	gptmodels         map[string]*gpt4all.Model
 	gpt2models        map[string]*gpt2.GPT2
 	gptstablelmmodels map[string]*gpt2.StableLM
 	dollymodels       map[string]*gpt2.Dolly
@@ -42,7 +42,7 @@ func NewModelLoader(modelPath string) *ModelLoader {
 	return &ModelLoader{
 		ModelPath:         modelPath,
 		gpt2models:        make(map[string]*gpt2.GPT2),
-		gptmodels:         make(map[string]*gptj.GPTJ),
+		gptmodels:         make(map[string]*gpt4all.Model),
 		gptstablelmmodels: make(map[string]*gpt2.StableLM),
 		dollymodels:       make(map[string]*gpt2.Dolly),
 		redpajama:         make(map[string]*gpt2.RedPajama),
@@ -328,7 +328,7 @@ func (ml *ModelLoader) LoadGPT2Model(modelName string) (*gpt2.GPT2, error) {
 	return model, err
 }
 
-func (ml *ModelLoader) LoadGPTJModel(modelName string) (*gptj.GPTJ, error) {
+func (ml *ModelLoader) LoadGPT4AllModel(modelName string, opts ...gpt4all.ModelOption) (*gpt4all.Model, error) {
 	ml.mu.Lock()
 	defer ml.mu.Unlock()
 
@@ -346,7 +346,7 @@ func (ml *ModelLoader) LoadGPTJModel(modelName string) (*gptj.GPTJ, error) {
 	modelFile := filepath.Join(ml.ModelPath, modelName)
 	log.Debug().Msgf("Loading model in memory from file: %s", modelFile)
 
-	model, err := gptj.New(modelFile)
+	model, err := gpt4all.New(modelFile, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -470,8 +470,12 @@ func (ml *ModelLoader) BackendLoader(backendString string, modelFile string, lla
 		return ml.LoadRedPajama(modelFile)
 	case "gpt2":
 		return ml.LoadGPT2Model(modelFile)
-	case "gptj":
-		return ml.LoadGPTJModel(modelFile)
+	case "gpt4all-llama":
+		return ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.LLaMAType))
+	case "gpt4all-mpt":
+		return ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.MPTType))
+	case "gpt4all-j":
+		return ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.GPTJType))
 	case "bert-embeddings":
 		return ml.LoadBERT(modelFile)
 	case "rwkv":
@@ -514,7 +518,7 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadGPTJModel(modelFile)
+	model, modelerr = ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.GPTJType))
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
@@ -522,7 +526,7 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadGPT2Model(modelFile)
+	model, modelerr = ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.LLaMAType))
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
@@ -530,7 +534,7 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadStableLMModel(modelFile)
+	model, modelerr = ml.LoadGPT4AllModel(modelFile, gpt4all.SetThreads(int(threads)), gpt4all.SetModelType(gpt4all.MPTType))
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
@@ -538,7 +542,7 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadDollyModel(modelFile)
+	model, modelerr = ml.LoadGPT2Model(modelFile)
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
@@ -546,7 +550,7 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadRedPajama(modelFile)
+	model, modelerr = ml.LoadStableLMModel(modelFile)
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
@@ -554,13 +558,29 @@ func (ml *ModelLoader) GreedyLoader(modelFile string, llamaOpts []llama.ModelOpt
 		err = multierror.Append(err, modelerr)
 	}
 
-	model, modelerr = ml.LoadBloomz(modelFile)
+	model, modelerr = ml.LoadDollyModel(modelFile)
+	if modelerr == nil {
+		updateModels(model)
+		return model, nil
+	} else {
+		err = multierror.Append(err, modelerr)
+	}
+
+	model, modelerr = ml.LoadRedPajama(modelFile)
 	if modelerr == nil {
 		updateModels(model)
 		return model, nil
 	} else {
 		err = multierror.Append(err, modelerr)
 	}
+	// Do not autoload bloomz
+	//model, modelerr = ml.LoadBloomz(modelFile)
+	//if modelerr == nil {
+	//	updateModels(model)
+	//	return model, nil
+	//} else {
+	//	err = multierror.Append(err, modelerr)
+	//}
 
 	model, modelerr = ml.LoadRWKV(modelFile, modelFile+tokenizerSuffix, threads)
 	if modelerr == nil {