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Claude Fable 5 vs Claude Opus 5

List rates and scores as of 2026-09-11. Lower $/MTok is cheaper. Higher scores rank better. Input edge: Claude Opus 5 Output edge: Claude Opus 5

Model A

Claude Fable 5

Anthropic

anthropic/claude-fable-5

reasoningtools

List input$3
List output$18.50
Context1M
Offers52
Arena agent9.15
AA intelligenceN/A
AA codingN/A
AA agenticN/A

On plans: Claude Enterprise, Claude Max $100, Claude Max $200, Claude Team

Model B

Claude Opus 5

Anthropic

anthropic/claude-opus-5

reasoningtools

List input$2.50
List output$12.50
Context1M
Offers56
Arena agentN/A
AA intelligence50.7
AA coding78
AA agentic56.2

On plans: Amazon Q Developer Pro, Claude Enterprise, Claude Max $100, Claude Max $200

Score sources on /benchmarks.