Drop ggml-based gpt2 and starcoder (supported by llama.cpp) (#1679)

* Drop ggml-based gpt2 and starcoder (supported by llama.cpp)

* Update compatibility table

Makefile

@@ -145,7 +145,7 @@ ifeq ($(findstring tts,$(GO_TAGS)),tts)
 	OPTIONAL_GRPC+=backend-assets/grpc/piper
 endif
 
-ALL_GRPC_BACKENDS=backend-assets/grpc/langchain-huggingface backend-assets/grpc/bert-embeddings backend-assets/grpc/llama backend-assets/grpc/llama-cpp backend-assets/grpc/llama-ggml backend-assets/grpc/gpt4all backend-assets/grpc/dolly backend-assets/grpc/gpt2 backend-assets/grpc/gptj backend-assets/grpc/gptneox backend-assets/grpc/mpt backend-assets/grpc/replit backend-assets/grpc/starcoder backend-assets/grpc/rwkv backend-assets/grpc/whisper $(OPTIONAL_GRPC)
+ALL_GRPC_BACKENDS=backend-assets/grpc/langchain-huggingface backend-assets/grpc/bert-embeddings backend-assets/grpc/llama backend-assets/grpc/llama-cpp backend-assets/grpc/llama-ggml backend-assets/grpc/gpt4all backend-assets/grpc/dolly backend-assets/grpc/gptj backend-assets/grpc/gptneox backend-assets/grpc/mpt backend-assets/grpc/replit backend-assets/grpc/rwkv backend-assets/grpc/whisper $(OPTIONAL_GRPC)
 GRPC_BACKENDS?=$(ALL_GRPC_BACKENDS) $(OPTIONAL_GRPC)
 
 # If empty, then we build all
@@ -509,10 +509,6 @@ backend-assets/grpc/dolly: backend-assets/grpc sources/go-ggml-transformers/libt
 	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-ggml-transformers LIBRARY_PATH=$(CURDIR)/sources/go-ggml-transformers \
 	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/dolly ./backend/go/llm/dolly/
 
-backend-assets/grpc/gpt2: backend-assets/grpc sources/go-ggml-transformers/libtransformers.a
-	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-ggml-transformers LIBRARY_PATH=$(CURDIR)/sources/go-ggml-transformers \
-	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/gpt2 ./backend/go/llm/gpt2/
-
 backend-assets/grpc/gptj: backend-assets/grpc sources/go-ggml-transformers/libtransformers.a
 	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-ggml-transformers LIBRARY_PATH=$(CURDIR)/sources/go-ggml-transformers \
 	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/gptj ./backend/go/llm/gptj/
@@ -529,10 +525,6 @@ backend-assets/grpc/replit: backend-assets/grpc sources/go-ggml-transformers/lib
 	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-ggml-transformers LIBRARY_PATH=$(CURDIR)/sources/go-ggml-transformers \
 	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/replit ./backend/go/llm/replit/
 
-backend-assets/grpc/starcoder: backend-assets/grpc sources/go-ggml-transformers/libtransformers.a
-	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-ggml-transformers LIBRARY_PATH=$(CURDIR)/sources/go-ggml-transformers \
-	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/starcoder ./backend/go/llm/starcoder/
-
 backend-assets/grpc/rwkv: backend-assets/grpc sources/go-rwkv/librwkv.a
 	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/go-rwkv LIBRARY_PATH=$(CURDIR)/sources/go-rwkv \
 	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/rwkv ./backend/go/llm/rwkv

backend/go/llm/gpt2/main.go

@@ -1,23 +0,0 @@
-package main
-
-// Note: this is started internally by LocalAI and a server is allocated for each model
-
-import (
-	"flag"
-
-	transformers "github.com/go-skynet/LocalAI/backend/go/llm/transformers"
-
-	grpc "github.com/go-skynet/LocalAI/pkg/grpc"
-)
-
-var (
-	addr = flag.String("addr", "localhost:50051", "the address to connect to")
-)
-
-func main() {
-	flag.Parse()
-
-	if err := grpc.StartServer(*addr, &transformers.GPT2{}); err != nil {
-		panic(err)
-	}
-}

backend/go/llm/starcoder/main.go

@@ -1,23 +0,0 @@
-package main
-
-// Note: this is started internally by LocalAI and a server is allocated for each model
-
-import (
-	"flag"
-
-	transformers "github.com/go-skynet/LocalAI/backend/go/llm/transformers"
-
-	grpc "github.com/go-skynet/LocalAI/pkg/grpc"
-)
-
-var (
-	addr = flag.String("addr", "localhost:50051", "the address to connect to")
-)
-
-func main() {
-	flag.Parse()
-
-	if err := grpc.StartServer(*addr, &transformers.Starcoder{}); err != nil {
-		panic(err)
-	}
-}

docs/content/docs/reference/compatibility-table.md

@@ -16,18 +16,16 @@ LocalAI will attempt to automatically load models which are not explicitly confi
 
 | Backend and Bindings                                                             | Compatible models     | Completion/Chat endpoint | Capability | Embeddings support                | Token stream support | Acceleration |
 |----------------------------------------------------------------------------------|-----------------------|--------------------------|---------------------------|-----------------------------------|----------------------|--------------|
-| [llama.cpp]({{%relref "docs/features/text-generation#llama.cpp" %}})        | Vicuna, Alpaca, LLaMa, Falcon, [and many others](https://github.com/ggerganov/llama.cpp?tab=readme-ov-file#description) | yes                      | GPT and Functions                        | yes** | yes                  | CUDA, openCL, cuBLAS, Metal |
+| [llama.cpp]({{%relref "docs/features/text-generation#llama.cpp" %}})        | Vicuna, Alpaca, LLaMa, Falcon, Starcoder, GPT-2, [and many others](https://github.com/ggerganov/llama.cpp?tab=readme-ov-file#description) | yes                      | GPT and Functions                        | yes** | yes                  | CUDA, openCL, cuBLAS, Metal |
 | [gpt4all-llama](https://github.com/nomic-ai/gpt4all)      | Vicuna, Alpaca, LLaMa | yes                      | GPT                        | no                                | yes                  | N/A  |
 | [gpt4all-mpt](https://github.com/nomic-ai/gpt4all)          | MPT                   | yes                      | GPT                        | no                                | yes                  | N/A  |
 | [gpt4all-j](https://github.com/nomic-ai/gpt4all)           | GPT4ALL-J             | yes                      | GPT                        | no                                | yes                  | N/A  |
 | [falcon-ggml](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))        | Falcon (*)             | yes                      | GPT                        | no                                | no                   | N/A |
-| [gpt2](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))             | GPT2, Cerebras    | yes                      | GPT                        | no                                | no                   | N/A |
 | [dolly](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))            | Dolly                 | yes                      | GPT                        | no                                | no                   | N/A |
 | [gptj](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))        | GPTJ             | yes                      | GPT                        | no                                | no                   | N/A |
 | [mpt](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))         | MPT     | yes                      | GPT                        | no                                | no                   | N/A |
 | [replit](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))        | Replit             | yes                      | GPT                        | no                                | no                   | N/A |
 | [gptneox](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))        | GPT NeoX, RedPajama, StableLM             | yes                      | GPT                        | no                                | no                   | N/A |
-| [starcoder](https://github.com/ggerganov/ggml) ([binding](https://github.com/go-skynet/go-ggml-transformers.cpp))        | Starcoder             | yes                      | GPT                        | no                                | no                   | N/A|
 | [bloomz](https://github.com/NouamaneTazi/bloomz.cpp) ([binding](https://github.com/go-skynet/bloomz.cpp))       | Bloom                 | yes                      | GPT                        | no                                | no                   | N/A |
 | [rwkv](https://github.com/saharNooby/rwkv.cpp) ([binding](https://github.com/donomii/go-rwkv.cpp))       | rwkv                 | yes                      | GPT                        | no                                | yes                   | N/A  |
 | [bert](https://github.com/skeskinen/bert.cpp) ([binding](https://github.com/go-skynet/go-bert.cpp)) | bert                  | no                       | Embeddings only                  | yes                               | no                   | N/A |
@@ -47,6 +45,7 @@ LocalAI will attempt to automatically load models which are not explicitly confi
 | [tinydream](https://github.com/symisc/tiny-dream#tiny-dreaman-embedded-header-only-stable-diffusion-inference-c-librarypixlabiotiny-dream)         | stablediffusion               | no                       | Image                 | no                                | no                   | N/A |
 | `coqui` | Coqui    | no                       | Audio generation and Voice cloning    | no                               | no                   | CPU/CUDA |
 | `petals` | Various GPTs and quantization formats | yes                      | GPT             | no | no                  | CPU/CUDA |
+| `transformers` | Various GPTs and quantization formats | yes                      | GPT, embeddings            | yes | no                  | CPU/CUDA |
 
 Note: any backend name listed above can be used in the `backend` field of the model configuration file (See [the advanced section]({{%relref "docs/advanced" %}})).
 

pkg/model/initializers.go

@@ -23,13 +23,11 @@ const (
 	GoLlamaBackend      = "llama"
 	LlamaGGML           = "llama-ggml"
 	LLamaCPP            = "llama-cpp"
-	StarcoderBackend    = "starcoder"
 	GPTJBackend         = "gptj"
 	DollyBackend        = "dolly"
 	MPTBackend          = "mpt"
 	GPTNeoXBackend      = "gptneox"
 	ReplitBackend       = "replit"
-	Gpt2Backend         = "gpt2"
 	Gpt4AllLlamaBackend = "gpt4all-llama"
 	Gpt4AllMptBackend   = "gpt4all-mpt"
 	Gpt4AllJBackend     = "gpt4all-j"
@@ -55,11 +53,9 @@ var AutoLoadBackends []string = []string{
 	GPTNeoXBackend,
 	BertEmbeddingsBackend,
 	GPTJBackend,
-	Gpt2Backend,
 	DollyBackend,
 	MPTBackend,
 	ReplitBackend,
-	StarcoderBackend,
 	RwkvBackend,
 	WhisperBackend,
 	StableDiffusionBackend,