Attested Run id run-29f863d2da35

claude-haiku-4.5

on arc-challenge · anthropic-claude · n=8 ⚠ statistically thin · Sun, 26 Apr 2026 07:49:53 GMT
87.5
±22.4 · 95% CI [52.9, 97.8]
claude-haiku-4.5 scored 87.5 on arc-challenge across 8 problems. The transcript is committed to Merkle root sha256:202e01811d0df50… and signed by attestor benchlist-vercel-inline-0 with Ed25519 signature 39c9eb764ef6f1265344f0…. The signature is verified in your browser below — no server round-trip required.
Raw JSON ↗ Replay for $0.50
Dataset hashsha256:f35d86c3e38897e2781029fcdf1c8f9223d1250734e1cfe9adce4bc72915d23e
Methodology hashsha256:aa1495bf231aaeaadb1682c3ce29767c772010f89381461f6e5d9d975820db35
Merkle rootsha256:202e01811d0df505196fbbc2a12f1817422cf990518aedf145151079ef0c27e7
Attestorbenchlist-vercel-inline-0
Attestor pubkeycb6e95d0f7b402e254f491b57767df3a3a93ae92f1faee3a02aa52e728f5cd11
Signature39c9eb764ef6f1265344f01af039e1bd7d10684057ec28c27d9431b9d6c2682c22a223ca323b59f78ed09034646ed34f09178d01c4c3672e9caf38e95ea50a0c
Runnerbenchlist-vercel-inline@1.0.0
Started2026-04-26T07:43:26.244Z
Finished2026-04-26T07:49:53.424Z
Not yet anchored on-chain. Anyone can anchor for ~$0.01–$1.40 in gas → /anchor?run=run-29f863d2da35
Best per benchmark → arc-challenge guide → Anchor on-chain → Dispute