Unverified50% confidenceFactExact time
For reasoning models, Eino maps reasoning_content in the response to out.ReasoningContent, and inline <think> tags are kept in out.Content; the framework does not strip them.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/19/2026
First Seen
Valid until: 1/17/2027
Sources
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Related Claims
UnverifiedReasoning models typically return a separate reasoning or thinking field in the response, distinct from the final answer field.71% similarUnverifiedThe Preserved Thinking mechanism avoids KV Cache invalidation and reasoning state loss caused by tool calls by fixing previous reasoning chains in a structured form within the context prefix region.70% similarUnverifiedReasoning models perform extended reasoning within thinking blocks wrapped in special tokens (such as <think> and </think>); this content is typically not shown directly to users but consumes a large number of tokens.69% similarUnverifiedThe reasoning retention feature only takes effect on models that support reasoning output and does not affect regular conversational models.68% similarUnverifiedWhen parsing model output, the parsing logic should be wrapped with try...except, and an empty list should be returned if parsing fails, to ensure the program does not crash.68% similar
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