ai-benchmarks

LMSYS Arena / Artificial Analysis / OpenRouter

53 events in storerole: thematic1d historyaccess: optional-key:ARTIFICIAL_ANALYSIS_API_KEY,OPENROUTER_API_KEY

Keeps: model name, ELO, intelligence index, token usage rank

Time-series source — historical context matters. Use pagination to browse older prints.

all historytoday

2026-08-23LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 5 | 24331 | | 2 | claude-opus-4-6-high | Anthropic | 1504 | 4 | 72359 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60203 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-22LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 5 | 24331 | | 2 | claude-opus-4-6-high | Anthropic | 1504 | 4 | 72359 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60203 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-21LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 5 | 23626 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72392 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60237 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-19LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 21533 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72516 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60331 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-18LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 21533 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72516 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60331 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-17LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 21533 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72516 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60331 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-15LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 21533 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72516 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60331 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-13LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 5 | 21439 | | 2 | claude-opus-4-6-high | Anthropic | 1505 | 4 | 72466 | | 3 | claude-opus-4-7-high | Anthropic | 1502 | 4 | 60268 | | 4 | muse-spark-1.2 (xHigh) | Meta
ai-benchmarks:lmsys
2026-08-12LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 21242 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 72311 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 60106 | | 4 | muse-spark-1.2 (xHigh
ai-benchmarks:lmsys
2026-08-11LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1506)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1506 | 5 | 20982 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 71992 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 59748 | | 4 | muse-spark-1.2 (xHigh
ai-benchmarks:lmsys
2026-08-10LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 19390 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 69336 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 57018 | | 4 | muse-spark-1.2 (xHigh
ai-benchmarks:lmsys
2026-08-09LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 19390 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 69336 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 57018 | | 4 | muse-spark-1.2 (xHigh
ai-benchmarks:lmsys
2026-08-08LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 19390 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 69336 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 57018 | | 4 | muse-spark-1.2 (xHigh
ai-benchmarks:lmsys
2026-08-07LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 19390 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 69336 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 57018 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-06LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 6 | 17799 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 67203 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 54781 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-05LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 6 | 17799 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 67203 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 54781 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-04LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 6 | 17799 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 67203 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 54781 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-03LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 6 | 17799 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 67203 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 54781 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-02LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 6 | 17799 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 67203 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 54781 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-08-01LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 6 | 16056 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 64805 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 52303 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-30LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 6 | 16056 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 64805 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 52303 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-29LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 6 | 16056 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 64805 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 52303 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-28LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 6 | 16056 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 64805 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 52303 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-27LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 6 | 15817 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 64435 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 51943 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-26LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 14646 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 63191 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 50683 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-25LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 14646 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 63191 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 50683 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-24LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 14646 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 63191 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 50683 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-23LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 14646 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 63191 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 50683 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-22LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 6 | 14646 | | 2 | claude-opus-4-6-thinking | Anthropic | 1505 | 4 | 63191 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 50683 | | 4 | claude-opus-4-6 | Ant
ai-benchmarks:lmsys
2026-07-21LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 7 | 9798 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 62355 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 49798 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-20LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 7 | 8819 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 61003 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 48292 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-19LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 7 | 8819 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 61003 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 48292 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-18LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 7 | 8819 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 61003 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 48292 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-17LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1507)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1507 | 7 | 8819 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 61003 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 48292 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-16LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 7 | 7959 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 59871 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 47141 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-15LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 7 | 7959 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 59871 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 47141 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-14LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1505)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1505 | 8 | 7252 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 58968 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 46183 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-13LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4299 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 58968 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 46183 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-12LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4299 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 58968 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 46183 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-11LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4299 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 58968 | | 3 | claude-opus-4-7-thinking | Anthropic | 1503 | 4 | 46183 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-10LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-09LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-08LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-07LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-06LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-05LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-04LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-03LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1509)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1509 | 9 | 4350 | | 2 | claude-opus-4-6-thinking | Anthropic | 1504 | 4 | 55102 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 41868 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-02LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 9 | 4366 | | 2 | claude-opus-4-6-thinking | Anthropic | 1503 | 4 | 51769 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 38326 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys
2026-07-01LMSYS Chatbot Arena: top model is claude-fable-5 (ELO=1508)
| Rank | Model | Vendor | ELO | CI | Votes | |---|---|---|---|---|---| | 1 | claude-fable-5 | Anthropic | 1508 | 9 | 4366 | | 2 | claude-opus-4-6-thinking | Anthropic | 1503 | 4 | 51769 | | 3 | claude-opus-4-7-thinking | Anthropic | 1502 | 4 | 38326 | | 4 | claude-opus-4-6 | Anth
ai-benchmarks:lmsys