Decision Workspace
gpt_tokenizer vs tiktoken vs tiktokenx
Side-by-side comparison of Rust crates
33
gpt_tokenizer
growingv0.1.0
Rust BPE Encoder Decoder (Tokenizer) for GPT-2 / GPT-3
55
tiktoken
growingv3.1.2
A high-performance pure-Rust implementation of OpenAI's tiktoken BPE tokenizer
42
tiktokenx
experimentalv0.1.0
A high-performance Rust implementation of OpenAI's tiktoken library
Core Metrics
| gpt_tokenizer | tiktoken | tiktokenx | |
|---|---|---|---|
| Health Score | 33 | 55 | 42 |
| Total Downloads | 2.6K | 5.7K | 399 |
| 30d Downloads | 53 | 1.3K | 3 |
| Dependents | 6 | 12 | 0 |
| Releases | 1 | 8 | 1 |
| Last Updated | 1106d ago | 20d ago | 217d ago |
| Age | 3y | 2y 7m | 7m |
Health Breakdown
gpt_tokenizer
Maintenance
1
Quality
13
Community
5
Popularity
4
Documentation
10
tiktoken
Maintenance
17
Quality
10
Community
9
Popularity
4
Documentation
15
tiktokenx
Maintenance
4
Quality
14
Community
6
Popularity
3
Documentation
15
Technical Details
| gpt_tokenizer | tiktoken | tiktokenx | |
|---|---|---|---|
| Version | 0.1.0 | 3.1.2 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 2 | 9 | 8 |
| Crate Size | 562KB | 6.1MB | 33KB |
| Features | 0 | 2 | 3 |
| Yanked % | 0.0% | 87.5% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.94 | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •tiktoken leads with a health score of 55/100, but none of the options score above 80.
- •⚠ gpt_tokenizer has not been updated in over a year.
- •gpt_tokenizer, tiktokenx are pre-1.0 — API may change.