feat(mlx): add mlx backend (#6049)

* chore: allow to install with pip

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* WIP

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Make the backend to build and actually work

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* List models from system only

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Add script to build darwin python backends

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Run protogen in libbackend

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Detect if mps is available across python backends

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* CI: try to build backend

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Debug CI

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Fixups

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Fixups

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Index mlx-vlm

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Remove mlx-vlm

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Drop CI test

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

---------

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
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Ettore Di Giacinto authored and GitHub committed 2025-08-22 08:42:29 +02:00
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commit 1d830ce7dd
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@@ -368,6 +368,9 @@ class BackendServicer(backend_pb2_grpc.BackendServicer):
device = "cpu" if not request.CUDA else "cuda"
if XPU:
device = "xpu"
mps_available = hasattr(torch.backends, "mps") and torch.backends.mps.is_available()
if mps_available:
device = "mps"
self.device = device
if request.LoraAdapter:
# Check if its a local file and not a directory ( we load lora differently for a safetensor file )