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Packagist · #1173 most downloaded on Packagist
PHP version of tiktoken
Last release 7 months ago
10 Mar 2026
Release timing varies
gaps range from 2 weeks to 5 months
Some releases are documented
notes for 8 of 19 stable releases
Nothing withdrawn
no release was ever pulled
4 years old
19 releases · first in 2023
One column per quarter.
Fixed race condition in vocabulary cache update
### Added * Added support GPT-5.2
Change log
The first stable release. There are no changes in the public API since version 0.12.0.
The lib mode is still in an experimental state. And method Encoder::encodeInChunks() is not supported.
Added Added support for GPT-5.1
Nothing published for this version
Added support for the following models: 04-mini , gpt-oss , gpt-4.5 and gpt-5
Added support for the following models: 04-mini, gpt-oss, gpt-4.5 and gpt-5
Added support for GPT-4.1 models (close #28 )
Nothing published for this version
Added Added support for o3 models
Add support o1 models ( #18 , #19 )
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
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