Unverified50% confidenceFactExact time
Calling a model without a date usually points to a "rolling alias" that automatically upgrades to the latest snapshot in that family, while a dated string is locked to that version.
1
Sources
50%
Confidence
Long-term
Relevance
10/17/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedIn the Anthropic model naming system, aliases without a date suffix automatically point to the latest version over time; exact mode requires the use of model IDs with full version identifiers to avoid version drift.74% similarUnverified模型服务中:0731这类日期后缀通常代表某个具体的模型快照或更新批次，服务商可能在不改变主版本号的情况下通过快照静默更新70% similarUnverifiedPreview aliases usually point to version pointers that will be continuously overwritten and updated; the interface may change without separate notice, and the model weights may also be replaced.65% similarUnverifiedOpenAI provides fixed versioned endpoints with date suffixes (such as gpt-4-0613), but these versions are typically deprecated after 18 months.59% similarUnverifiedThe retirement pace of preview models is usually earlier than that of stable versions (such as official versions with the -001 suffix).57% similar
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