Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)

Available

Anthropic · 2026-06-09 · 32,000 tokens

An AI model from Anthropic, strongest at code generation, suited to a broad range of AI workloads.

Supported modalities:textimagecode

Quick Overview

Text Generation6/10

Code Generation8/10

Reasoning6/10

Multimodal5/10

Scores from leading benchmark suites.

artificial analysis intelligence62.1

artificial analysis coding76.5

Latency and throughput performance.

—P50 Latency

67.465tokens/sec