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Merged
gjtorikian merged 3 commits into from
Nov 10, 2025
Merged

Support o200k_harmony #87

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075f518
bump dependencies
gjtorikian Nov 10, 2025
9feeb41
support `o200k_harmony`
gjtorikian Nov 10, 2025
4dce94b
:gem: 0.0.13
gjtorikian Nov 10, 2025
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152 changes: 48 additions & 104 deletions Cargo.lock
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2 changes: 1 addition & 1 deletion Gemfile.lock
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
PATH
remote: .
specs:
tiktoken_ruby (0.0.12)
tiktoken_ruby (0.0.13)
rb_sys (~> 0.9)

GEM
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2 changes: 1 addition & 1 deletion ext/tiktoken_ruby/Cargo.toml
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Expand Up @@ -12,4 +12,4 @@ crate-type = ["cdylib"]
[dependencies]
magnus = { version = "0.8.2" }
rb-sys = { version = "0.9.117", features = ["stable-api-compiled-fallback"] }
tiktoken-rs = { version = "0.7.0" }
tiktoken-rs = { version = "0.9.0" }
11 changes: 10 additions & 1 deletion ext/tiktoken_ruby/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,12 +25,20 @@ fn o200k_base() -> CoreBPEWrapper {
CoreBPEWrapper::new(core_bpe)
}

fn o200k_harmony() -> CoreBPEWrapper {
let core_bpe = tiktoken_rs::o200k_harmony().unwrap();
CoreBPEWrapper::new(core_bpe)
}

fn module() -> Result<RModule, magnus::Error> {
Ruby::get().unwrap().define_module("Tiktoken")
}

fn uncicode_error() -> Result<ExceptionClass, magnus::Error> {
module()?.define_error("UnicodeError", Ruby::get().unwrap().exception_standard_error())
module()?.define_error(
"UnicodeError",
Ruby::get().unwrap().exception_standard_error(),
)
}

#[magnus::init]
Expand All @@ -43,6 +51,7 @@ fn init() -> Result<(), Error> {
factory_module.define_singleton_method("p50k_edit", function!(p50k_edit, 0))?;
factory_module.define_singleton_method("cl100k_base", function!(cl100k_base, 0))?;
factory_module.define_singleton_method("o200k_base", function!(o200k_base, 0))?;
factory_module.define_singleton_method("o200k_harmony", function!(o200k_harmony, 0))?;

let ext_module = module.define_module("Ext")?;
let bpe_class = ext_module.define_class("CoreBPE", Ruby::get().unwrap().class_object())?;
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4 changes: 3 additions & 1 deletion lib/tiktoken_ruby.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,8 @@ def list_model_names
:p50k_base,
:p50k_edit,
:cl100k_base,
:o200k_base
:o200k_base,
:o200k_harmony
]

# taken from the python library here https://github.com/openai/tiktoken/blob/main/tiktoken/model.py
Expand Down Expand Up @@ -143,6 +144,7 @@ def list_model_names
"gpt-4-": "cl100k_base", # e.g., gpt-4-0314, etc., plus gpt-4-32k
"gpt-3.5-turbo-": "cl100k_base", # e.g, gpt-3.5-turbo-0301, -0401, etc.
"gpt-35-turbo-": "cl100k_base", # Azure deployment name
"gpt-oss-": "o200k_harmony",
# fine-tuned
"ft:gpt-4o": "cl100k_base",
"ft:gpt-4": "cl100k_base",
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2 changes: 1 addition & 1 deletion lib/tiktoken_ruby/version.rb
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
# frozen_string_literal: true

module Tiktoken
VERSION = "0.0.12"
VERSION = "0.0.13"
end
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