ANTHROPIC · MODEL TELEMETRY CARD

Claude Opus 4.8

Canonical UID: anthropic/claude-opus-4-8 · Released: 2026-05-28

Measured configurations of Claude Opus 4.8 across benchmark suites. Exact machine values in site.json and data dumps.
Domain Benchmark Effort / Mode ⚡ Value/Cost # 🏆 Performance # Score Task $ Unit Cost $ Unit
Code ALE-Bench STD #82 / 94 #23 / 94 1411.83 $0.421746 $0.0002987 rating point
Code ALE-Bench HIGH #13 / 94 #18 / 94 1563.83 $0.963945 $0.0006164 rating point
Reason ProofBench MAX #25 / 62 #16 / 62 0.69 $2.29313 $3.323 correct answer
Agent DeepSWE LOW #24 / 65 #53 / 65 0.408 $2.29337 $5.621 solved task
Agent DeepSWE MEDIUM #32 / 65 #47 / 65 0.487 $3.44386 $7.076 solved task
Agent DeepSWE HIGH #36 / 65 #44 / 65 0.518 $4.28194 $8.271 solved task
Agent DeepSWE XHIGH #47 / 65 #37 / 65 0.544 $8.00636 $14.73 solved task
Agent DeepSWE MAX #52 / 65 #32 / 65 0.59 $13.2226 $22.42 solved task

Compare against all models on ← #frontier Live Ranking Board · Fixed-capability cost half-life analysis on /methodology.