claude-opus-4-8

Anthropic
average±2.1 (95%)
82.2
leaderboard rankof 114
≈14
benchmarksof 12
12
per 1,000 documentsmean over its benchmarks
$48
seconds per inputmean response time
13.4

By task

  • Data correction

    63.9

    Best of 114 models with all its benchmarks: claude-opus-5-5, 82.7.

  • Document understanding

    88.5

    Best of 107 models with all its benchmarks: gpt-6-astra, 97.0.

  • Information extraction

    84.6

    Best of 107 models with all its benchmarks: grok-4.6, 90.8.

  • Transcription

    94.1

    Best of 114 models with all its benchmarks: gemini-4-argon, 96.2.

By benchmark

BenchmarkScoreThe best current run on each benchmark, on the benchmark's metric scaled to 0–100. ± is the 95% sampling margin, from resampling the run's inputs.RankRank among all current models on that benchmark; ≈ for models that cannot be told apart within sampling error.Per 1,000 docss / inputBest run
Bibliographic Data 98.2±1.4 ≈8of 115 $78$0.39 run 19.28 T1076 · 16 Sep 2026prompt.txt
Blacklist Cards 87.2±3.6 ≈79of 114 $28$0.92 run 3.93 T1083 · 16 Sep 2026prompt.txt
Book Advert XML Repair 30.4±9.3 ≈41of 119 $37$1.86 run 12.4 T1086 · 4 Jun 2026prompt.txt
Business Letters 77.0±6.1 ≈1of 114 $42$2.41 run 4.08 T1077 · 4 Jun 2026prompt.txt
Company Lists 67.8±15.1 ≈84of 114 $55$0.82 run 13.33 T1084 · 4 Jun 2026prompt.txt
Duty Rosters 86.5±2.5 ≈18of 107 $47$0.99 run 16.84 T1336 · 17 Sep 2026prompt.txt
Fraktur Adverts 99.2±0.2 ≈7of 114 $92$0.46 run 44.62 T1080 · 16 Sep 2026prompt_optimized.txt
General Meeting Minutes 86.4±8.7 ≈25of 108 $55$0.49 run 14.55 T1215 · 3 Jul 2026prompt.txt
Library Cards 88.9±1.4 ≈15of 114 $21$5.60 run 3.87 T1081 · 16 Sep 2026prompt.txt
Magazine Pages 81.6±9.8 ≈18of 115 $26$1.17 run 3.59 T1088 · 4 Jun 2026prompt.txt
Medieval Manuscripts 85.8±9.0 ≈1of 114 $34$0.41 run 12.21 T1082 · 4 Jun 2026prompt.txt
Personnel Cards 97.3±0.9 ≈1of 114 $67$4.07 run 12.37 T1087 · 16 Sep 2026prompt.txt

Price

FromInput, $ per million tokensOutput, $ per million tokensSource
4 Jun 20265.025.0archived price page

Every run

  1. T1336Duty Rosters17 Sep 202686.5$0.99
  2. T1215General Meeting Minutes17 Sep 202686.0$0.50
  3. T1079Business Letters17 Sep 2026 · 32 signed letters73.0$1.52
  4. T1078Business Letters17 Sep 2026 · 25 unsigned letters93.0$0.89
  5. T1077Business Letters17 Sep 2026 · all 57 letters75.0$2.41
  6. T1088Magazine Pages16 Sep 202672.2$1.17
  7. T1087Personnel Cards16 Sep 202697.3$4.07
  8. T1086Book Advert XML Repair16 Sep 202627.3$1.86
  9. T1085Company Lists16 Sep 202663.3$0.79
  10. T1084Company Lists16 Sep 202667.6$0.82
  11. T1083Blacklist Cards16 Sep 202687.2$0.92
  12. T1082Medieval Manuscripts16 Sep 202683.5$0.41
  13. T1081Library Cards16 Sep 202688.9$5.60
  14. T1080Fraktur Adverts16 Sep 202699.2$0.46
  15. T1079Business Letters16 Sep 2026 · 32 signed letters73.0$1.52
  16. T1078Business Letters16 Sep 2026 · 25 unsigned letters93.0$0.90
  17. T1077Business Letters16 Sep 2026 · all 57 letters76.0$2.41
  18. T1076Bibliographic Data16 Sep 202698.2$0.39
  19. T1336Duty Rosters24 Jul 202685.6$1.00
  20. T1215General Meeting Minutes3 Jul 202686.4$0.49
  21. T1088Magazine Pages4 Jun 202681.6$1.17
  22. T1087Personnel Cards4 Jun 202692.0$3.99
  23. T1086Book Advert XML Repair4 Jun 202630.4$1.86
  24. T1085Company Lists4 Jun 202664.9$0.79
  25. T1084Company Lists4 Jun 202667.8$0.82
  26. T1083Blacklist Cards4 Jun 202686.0$0.93
  27. T1082Medieval Manuscripts4 Jun 202685.8$0.41
  28. T1081Library Cards4 Jun 202688.6$5.61
  29. T1080Fraktur Adverts4 Jun 202679.5$0.47
  30. T1079Business Letters4 Jun 2026 · 32 signed letters73.0$1.51
  31. T1078Business Letters4 Jun 2026 · 25 unsigned letters93.0$0.90
  32. T1077Business Letters4 Jun 2026 · all 57 letters77.0$2.41
  33. T1076Bibliographic Data4 Jun 202697.5$0.38