PyTorch
API: torch.hstack
Strategy: Direct Mapping
JAX (Core)
API: jax.numpy.hstack
Strategy: Direct Mapping
NumPy
API: numpy.hstack
Strategy: Direct Mapping
Keras
API: keras.ops.hstack
Strategy: Direct Mapping
TensorFlow
API: tf.experimental.numpy.hstack
Strategy: Direct Mapping
Apple MLX
API: —
Strategy: Macro 'mlx.core.concatenate({tup}, axis=1)'
Flax NNX
API: jax.numpy.hstack
Strategy: Direct Mapping
PaxML / Praxis
API: jax.numpy.hstack
Strategy: Direct Mapping