GPT-5.1 Claude Fable 5.1 Gemini 4 Argon Head to head on 15 boards: Gemini 4 Argon places best on 8 , Claude Fable 5.1 places best on 7 and GPT-5.1 places best on 0 . All 3 ranked on 4 of 18 boards.
Board Read GPT-5.1 Claude Fable 5.1 Gemini 4 Argon Chat2 Text Arena Arena rating today today Nov 9 today today #59 1,456 #6 1,504 #2 1,523 best of the picked MultiChallenge Score today today Nov 9 today today #12 63.4% #2 78.7% best of the picked Reasoning7 Epoch ECI ECI today today Nov 9 today today #59 150.9 #5 166.9 best of the picked #6 166.4 ARC-AGI-2 Score today today Nov 9 today today #53 17.6% #7 90.0% #5 91.3% best of the picked GPQA Diamond Accuracy today today Nov 9 today today #64 87.6% #1 96.4% best of the picked HLE Accuracy today today Nov 9 today today #18 23.7% #2 46.5% best of the picked AA Intelligence Index today today Nov 9 today today #9 50.0 #7 50.4 best of the picked LiveBench Global average today today Nov 9 today today #1 83.4% MMLU-Pro Accuracy · stale today today Nov 9 today today #24 86.4% Coding3 SWE-Bench Pro Resolved today today Nov 9 today today #2 92.2% best of the picked #3 92.2% WebDev Arena Arena rating today today Nov 9 today today #5 1,746 best of the picked #10 1,683 SWE-bench Verified Resolved · stale today today Nov 9 today today #14 66.0% Agents and tools2 MCP Atlas Pass rate today today Nov 9 today today #35 50.1% #3 87.2% #1 90.7% best of the picked Search Arena Arena rating today today Nov 9 today today #30 1,184 #7 1,227 best of the picked Vision2 Document Arena Arena rating today today Nov 9 today today #39 1,416 #2 1,499 best of the picked Vision Arena Arena rating today today Nov 9 today today #44 1,251 #13 1,288 best of the picked Speed1 AA Speed Output speed today today Nov 9 today today #14 22 tok/s #10 28 tok/s best of the picked Price1 AA Price Blended price today today Nov 9 today today #17 $20.0 #13 $8.00 best of the picked
Green marks the best placing among the picked where two or more are ranked; ties are marked for each. Ranks are each board's own order (lower is better), scores as the board published them. Dash: not on that board.