# claude-opus-4-1 claude-opus-4-1 was removed from RealRelay on 2026-09-09 and is no longer available. The model page is kept online as a historical record; prices on it are no longer valid. Still available from the same brand or modality: - claude-fable-5 → /model/anthropic/claude-fable-5 - claude-fable-5-1 → /model/anthropic/claude-fable-5-1 - claude-haiku-4-5 → /model/anthropic/claude-haiku-4-5 - claude-haiku-4-5-20251001 → /model/anthropic/claude-haiku-4-5-20251001