Upstage Solar Pro 4 API — USD 0.09/M input through Oct 19 — Event History

INVALIDATED on 2026-10-12. This was an erroneous price rise observation, not an actual market price event. Current official pricing schedule has USD 0.09 input, 0.018 cached, 0.36 output per 1M tokens through October 19 UTC. Scheduled USD 0.15/0.03/0.60 only begins October 20 UTC. Audit record only: exclude from price-change statistics, alerts, ranking, historical lows, and native price-change calculations. Reclassified TERMS solely because no INVALID event type exists. Canonical Resource corrected; no new market event.

Initial canonical baseline for the direct Upstage Solar Pro 4 API. Current official pricing schedule charges $0.09/M input, $0.018/M cached input, and $0.36/M output from 2026-09-11 through 2026-10-10; this is a NEW event, not a database price-drop event.