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William Liu

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// recent coverage 1 mentions

00:34
2026-10-09
simonwillison.net
ai-tools

ttok 1.0

Simon Willison released ttok 1.0, changing the token-counting tool's default tokenizer from GPT-4 to the GPT-5/GPT-6 family after running `uv tool upgrade ttok` and finding the old default still in pl…

// co-occurs with top 7 entities
ttok 1 Simon Willison 1 OpenAI 1 GPT-4 1 GPT-5 1 GPT-6 1 tiktoken 1
// topics top 4 topics
ai tools 1 large language models 1 generative ai 1 developer tools 1