OpenRouter prices Span-01 at $0.02 per million input tokens
OpenRouter charges $0.02 per million input tokens for Span-01 and nothing for its output. Span-01 Lite is free.
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View all AI newsOpenRouter sets no size cap on Span-01 spans
OpenRouter says Span-01 and Span-01 Lite accept plain text or a full span of system, user, assistant, and tool messages, with no cap on span size. It describes them as checks for risky tool calls, support chats that need a person, and bulk eval-trace labels.
Respan’s Span-01 and Span-01 Lite are live on OpenRouter
OpenRouter now offers Respan’s Span-01 and Span-01 Lite, decision models that return the probability that specified behaviors appear in an agent span.