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epoch_bench.claude_sonnet_5_5_medium_recdqgfsyjxlbioyd.critpt.pt

Source: Epoch AI benchmarks and Capabilities Index (Epoch AI) · CC BY 4.0 · CSV

Epoch AI, Benchmarking Hub and Epoch Capabilities Index (CC BY 4.0)

idvaluegradeas of datepublished datetieraudited vs reportedextraction methodreview statusretrieved athttp statuscontent hashsupersedes idurlflags
f40b537e62eeaeca16.9%grade B, evidence tier 62026-09-282026-09-286reportedapiapproved2026-09-29 13:042008748d8b3eb6e—source page
Raw snippets and dispute text
  • f40b537e62eeaeca {"Accuracy": "0.168571428571429", "Cost per task": null, "Model version": "claude-sonnet-5-5_medium", "Name": "Claude Sonnet 5.5 (Adaptive Reasoning, Medium Effort, Default Fallback)", "Organization": "Anthropic", "Release date": "2026-09-28", "id": "recDQgFsyjxLBioyD"}