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Define ST_F8_E8M0 #3448

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Merged
zcbenz merged 1 commit into from
May 5, 2026
+3 −0
Merged

Define ST_F8_E8M0 #3448

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3 changes: 3 additions & 0 deletions mlx/io/safetensors.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ using json = nlohmann::json;
#define ST_U32 "U32"
#define ST_U64 "U64"
#define ST_F8_E4M3 "F8_E4M3"
#define ST_F8_E8M0 "F8_E8M0"

// Note: Complex numbers aren't in the spec yet so this could change -
// https://github.com/huggingface/safetensors/issues/389
Expand Down Expand Up @@ -97,6 +98,8 @@ Dtype dtype_from_safetensor_str(std::string_view str) {
return complex64;
} else if (str == ST_F8_E4M3) {
return uint8;
} else if (str == ST_F8_E8M0) {
return uint8;
} else {
std::ostringstream msg;
msg << "[safetensor] unsupported dtype" << str;
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