TokenDagger: Faster Tokenizer than OpenAI's Tiktoken
Published:Jun 30, 2025 12:33
•1 min read
•Hacker News
Analysis
TokenDagger offers a significant speed improvement over OpenAI's Tiktoken, a crucial component for LLMs. The project's focus on performance, achieved through a faster regex engine and algorithm simplification, is noteworthy. The provided benchmarks highlight substantial gains in both single-thread tokenization and throughput. The project's open-source nature and drop-in replacement capability make it a valuable contribution to the LLM community.
Key Takeaways
- •TokenDagger is a faster drop-in replacement for Tiktoken.
- •Performance gains are achieved through a faster regex engine and algorithm simplification.
- •Significant speed improvements are demonstrated in benchmarks.
Reference
“The project's focus on raw speed and the use of a faster regex engine are key to its performance gains. The drop-in replacement capability is also a significant advantage.”