[V1] Fix vocab size calculation for structured output (#14826)

Signed-off-by: Russell Bryant <rbryant@redhat.com>
This commit is contained in:
Russell Bryant
2025-03-14 12:18:38 -04:00
committed by GitHub
parent 613c5bb945
commit 1140991a7b

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@ -40,7 +40,7 @@ class StructuredOutputManager:
tokenizer_group.ping()
tokenizer = tokenizer_group.get_lora_tokenizer(None)
self.vocab_size = tokenizer.max_token_id
self.vocab_size = tokenizer.max_token_id + 1
if isinstance(tokenizer, MistralTokenizer):
# NOTE: ideally, xgrammar should handle this accordingly.
# refer to https://github.com/mlc-ai/xgrammar/blob/d77c0a0173ef14779c918e3be7966ba852f7910f/python/xgrammar/tokenizer_info.py#L98