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Benchmarks

Sources
8
Entries tracked
22,310
Last sync
34 min
All sources syncing normally
  • Arena · Text1 hour ago
  • Arena · WebDev1 hour ago
  • Arena · Vision1 hour ago
  • Arena · Agent1 hour ago
  • GPQA Diamond34 minutes ago
  • SWE-bench34 minutes ago
  • Terminal-Bench34 minutes ago
  • ARC-AGI-234 minutes ago

GPT-5.1-Codex

1,337±12

1,326CI1,349

openaiOct 2026swing #52–#375

WebDev Arena ×12 of 139 models
ModelOrg± CISwingAdd to compare
111GPT-5.1-CodexopenaiOct 2026$1.25 / $101,3371,326–1,349#52–375
124GPT-5.1-Codex-MiniopenaiOct 2026$0.25 / $21,2441,222–1,266#54–425

Showing WebDev Arena exactly as the source published it — its own score and confidence interval, no blending. Select a second axis to build a weighted composite.

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