Unverified50% confidenceFactExact time
d1-ultra supports posing multiple questions about the same input within a single request and returning their respective probabilities.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/16/2026
First Seen
Valid until: 1/14/2027
Sources
Related Entities
Related Claims
UnverifiedDecision Models support four question types (Choice, Null boolean, Score, etc.) and can be mixed within the same request; Questions can contain 1 to 64 named questions.72% similarUnverifiedd1-ultra supports three question types: Boolean (yes/no probability), Choice (closed-set multi-class classification), and Score (ordinal regression / ordered scale scoring).70% similarUnverifiedMulti-query retrieval uses an LLM to automatically generate 3–5 semantically equivalent but differently phrased variant queries for the same question, retrieves results for each separately, and takes the union to improve recall.70% similarUnverifiedQuery Rewriting solves the problem of users' questions being colloquial and having unclear references, and common methods include using a large model to rewrite the question into a formulation more conducive to retrieval, expanding a single-turn question into multiple related sub-questions, and completing the context based on historical conversation.64% similarUnverifiedd1-omni-600M 支持三种问题类型：noul（是/否/中立二元判断）、choice（从命名选项中选一个）和 score（从 2 到 10 个有序等级中选一个），同一状态下所有问题共用一次前向传播。62% similar
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