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AI model history

What was the top AI model in ?

Claude 3 Opus from Anthropic, scoring 8.7 on the Intelligence Index at $30 per million tokens. It had been on top for 4 weeks.

Top Intelligence Index score on each day. Click anywhere to go there.

Leaderboard

The top 10 on March 31, 2024

Ranked by the Artificial Analysis Intelligence Index, with each model's price on that day (per million tokens, 3 parts input to 1 part output). The index uses today's harder tests, so models from before late 2024 all score between 5 and 9 and their order is rough.

  1. 1
    Claude 3 OpusClosed
    Anthropic · released Mar 4, 2024 · 4 weeks old
    Intelligence 8.7
    $30 /M
  2. 2
    GPT-4 TurboClosed
    OpenAI · released Nov 6, 2023 · 5 months old
    Intelligence 7
    $15 /M
  3. 3
    GPT-4Closed
    OpenAI · released Mar 14, 2023 · 13 months old
    Intelligence 6.7
    $38 /M
  4. 4
    Solar MiniClosed
    Upstage · released Jan 25, 2024 · 2 months old
    Intelligence 6.4
    $0.15 /M
  5. 5
    Phi-4 Mini InstructOpen weights
    Microsoft · released Feb 26, 2024 · 5 weeks old
    Intelligence 6.3
    $0.13 /M
  6. 6
    Grok-1Open weights
    xAI · released Mar 17, 2024 · 2 weeks old
    Intelligence 6.3
    No public price
  7. 7
    Claude 3 SonnetClosed
    Anthropic · released Mar 4, 2024 · 4 weeks old
    Intelligence 5.9
    $6 /M
  8. 8
    Gemini 1.0 UltraClosed
    Google · released Dec 6, 2023 · 4 months old
    Intelligence 5.8
    No public price
  9. 9
    Mistral Large (Feb '24)Closed
    Mistral · released Feb 26, 2024 · 5 weeks old
    Intelligence 5.8
    $6 /M
  10. 10
    Llama 2 Chat 7BOpen weights
    Meta · released Jul 18, 2023 · 8 months old
    Intelligence 5.7
    $0.10 /M

2.5 years later

What has happened since

#288Where Claude 3 Opus ranks today

470 models have come out since. Today's best is Claude Opus 5.5 at 57.6, 48.9 points higher.

750×Cheaper for the same score

Gemma 4 E4B scores at least as well today for $0.04 per million tokens, against $30 for Claude 3 Opus back then.

11 monthsUntil it cost under $1

Grok 3 mini Reasoning matched it for $0.35 per million tokens on Feb 19, 2025.

10 monthsUntil open weights caught up

DeepSeek R1 (Jan '25) from DeepSeek matched it on Jan 20, 2025, free to download and run.

The race

Which lab held the top spot

OpenAI led for 2.5 years of the 4 years since ChatGPT launched. Anthropic has held #1 since Apr 16, 2026, 6 models in a row. We rank by the Artificial Analysis Intelligence Index. Other leaderboards, such as LMArena's human votes, crown different models.

  • OpenAI65%2.5 years at #1 across 12 models. Longest: GPT-4, 8 months.
  • Anthropic33%15 months at #1 across 11 models. Longest: Claude 3 Opus, 6 months.
  • xAI2%4 weeks at #1 across 1 model. Longest: Grok 4, 4 weeks.
  • Google<1%6 days at #1 across 1 model. Longest: Gemini 3 Pro Preview, 6 days.

The wider field

30 models were out on Mar 31, 2024

Best open model
Phi-4 Mini Instruct

Microsoft, scoring 6.3. #5 overall, 2.4 points behind.

Best under $1 per million
Solar Mini

Upstage, scoring 6.4. #4 overall at $0.15, 200× cheaper than #1.

New in the 30 days before · 6
  • DBRX Instruct5.3
  • Grok-16.3
  • Command-R (Mar '24)5
  • Claude 3 Opus8.7
  • Claude 3 Sonnet5.9
  • Claude 3 Haiku5.6

Browse

The top AI model, month by month

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Try today's top models on your own prompt

Scores tell you who leads on average. Send one prompt to up to six models and see which answer you'd actually use, with what each one cost. For the long view of prices, read Six months later, the best AI costs 20× less.

Compare models

Scores and release dates from Artificial Analysis (Intelligence Index, best published effort of each model), data through October 18, 2026. Prices are list prices on the day, including later cuts we know of. Models without a public price are ranked but not priced.