name = "Claude Fable 5" description = "Claude model for creative writing, analysis, and controlled agent workflows" family = "claude-fable" release_date = "2026-06-07" last_updated = "2026-06-09" attachment = true reasoning = true temperature = false tool_call = true structured_output = true open_weights = false [[reasoning_options]] type = "effort" values = ["low", "medium", "high", "xhigh", "max"] [cost] input = 10 output = 50 cache_read = 1 cache_write = 12.5 [limit] context = 1_000_000 output = 128_000 [modalities] input = ["text", "image", "pdf"] output = ["text"]