History

# LLM rankings over time

> The top spot on the LMArena text leaderboard has changed hands 17 times between May 2023 and October 2026. Gemini 4 Argon has held it since September 2026.
- Canonical page: https://noometry.com/llm-rankings-over-time
- Last updated: 2026-10-10
- Title: LLM Leaderboard History: Rankings Over Time (October 2026)

The top spot on the LMArena text leaderboard has changed hands 17 times between May 2023 and October 2026. Gemini 4 Argon has held it since September 2026.

Last verified October 10, 2026

## Best rating per lab, by month

Highest LMArena text rating held by any model from each lab. Ratings are relative, so later values mean beating stronger competition.

## Every change at #1

| Month | New leader | Rating |
| --- | --- | --- |
| September 2026 | [Gemini 4 Argon](https://noometry.com/models/gemini-4-argon) | 1533 |
| July 2026 | [Claude Opus 5](https://noometry.com/models/claude-opus-5) | 1512 |
| February 2026 | [Claude Opus 4.6](https://noometry.com/models/claude-opus-4-6) | 1501 |
| November 2025 | [Gemini 3 Pro](https://noometry.com/models/gemini-3-pro) | 1488 |
| June 2025 | [Gemini 2.5 Pro](https://noometry.com/models/gemini-2-5-pro) | 1478 |
| April 2025 | [o3](https://noometry.com/models/o3) | 1418 |
| March 2025 | [Chatgpt 4o Latest 20250326](https://noometry.com/models/chatgpt-4o) | 1406 |
| January 2025 | [DeepSeek-R1](https://noometry.com/models/deepseek-r1) | 1358 |
| September 2024 | [o1](https://noometry.com/models/o1) | 1339 |
| August 2024 | [Chatgpt 4o Latest 20250326](https://noometry.com/models/chatgpt-4o) | 1316 |
| May 2024 | [GPT-4o](https://noometry.com/models/gpt-4o) | 1282 |
| April 2024 | [GPT-4 Turbo](https://noometry.com/models/gpt-4-turbo) | 1257 |
| March 2024 | [Claude 3 Opus](https://noometry.com/models/claude-3-opus) | 1254 |
| December 2023 | [GPT-4](https://noometry.com/models/gpt-4) | 1129 |
| October 2023 | [Wizardlm 70b](https://noometry.com/models/wizardlm-70b) | 1099 |
| September 2023 | [Llama 2-70B](https://noometry.com/models/llama-2-70b) | 1060 |
| June 2023 | [Wizardlm 13b](https://noometry.com/models/wizardlm-13b) | 1048 |
| May 2023 | [Palm 2](https://noometry.com/models/palm-2) | 1059 |

## Noometry Index snapshots

| Date | Top five |
| --- | --- |
| 2026-10-10 | [GPT-6 Astra](https://noometry.com/models/gpt-6-astra) 70.8, [Claude Fable 5.1](https://noometry.com/models/claude-fable-5-1) 69.0, [Claude Opus 5.5](https://noometry.com/models/claude-opus-5-5) 68.6, [Claude Opus 5](https://noometry.com/models/claude-opus-5) 67.8, [Claude Fable 5](https://noometry.com/models/claude-fable-5) 66.8 |
| 2026-09-30 | [GPT-6 Astra](https://noometry.com/models/gpt-6-astra) 70.3, [Claude Opus 5.5](https://noometry.com/models/claude-opus-5-5) 68.6, [Claude Fable 5.1](https://noometry.com/models/claude-fable-5-1) 68.5, [Claude Opus 5](https://noometry.com/models/claude-opus-5) 67.8, [Claude Fable 5](https://noometry.com/models/claude-fable-5) 66.4 |
| 2026-09-27 | [GPT-6 Astra](https://noometry.com/models/gpt-6-astra) 64.6, [Claude Fable 5.1](https://noometry.com/models/claude-fable-5-1) 62.5, [Claude Opus 5](https://noometry.com/models/claude-opus-5) 61.2, [Claude Fable 5](https://noometry.com/models/claude-fable-5) 60.3, [GPT-5.6 Sol](https://noometry.com/models/gpt-5-6-sol) 58.9 |

## Frequently asked questions

### Which AI model has been #1 the longest?

The top spot on the LMArena text leaderboard has changed hands 17 times between May 2023 and October 2026. Gemini 4 Argon has held it since September 2026.

### Where does this history come from?

Monthly ratings from the public LMArena leaderboard dataset (blind human votes, style control on), plus daily snapshots of the Noometry Index since it launched.

### Cite this page

Noometry. (2026). LLM rankings over time. Retrieved October 10, 2026, from https://noometry.com/llm-rankings-over-time

Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/llm-rankings-over-time.md).