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MGSM leaderboard (Jan 2026): AI model scores

As of 9 Jan 2026, the highest reported score on MGSM is Claude Opus 4.5 (Thinking) (Anthropic) at 95.20%, per Vals AI. The source no longer updates this leaderboard.

What it measures

Maths questions in multiple languages.

Grade-school maths word problems translated into 10 languages, testing reasoning outside English.

What the score means

Accuracy

Share of problems answered correctly, averaged across languages.

Results from published AI leaderboards. Compare models within each benchmark; scores from different tests aren’t directly comparable. How we collect these results

Scores by model

Run by Vals AI (benchmark by Google Research). Leaderboard dated 9 Jan 2026 (no longer updated by the source). Last checked 21 Oct 2026. Showing top 25 of 75 models listed.

Highlight a provider: Anthropic OpenAI Google Meta DeepSeek Alibaba

  • Anthropic
  • OpenAI
  • Google
  • Meta
  • DeepSeek
  • Alibaba
MGSM: top 15 by AccuracyBars from zero. Leader: Claude Opus 4.5 (Thinking) at 95.20%. Full values in the table below.0%20%40%60%80%100%Claude Opus 4.5 (Thinking) (Anthropic), rank 1: 95.20%AClaude Opus 4.5 (Thinking)95.20%Claude Opus 4.5 (Nonthinking) (Anthropic), rank 2: 94.76%AClaude Opus 4.5 (Nonthinkin…94.76%Claude Opus 4.1 (Thinking) (Anthropic), rank 3: 94.44%AClaude Opus 4.1 (Thinking)94.44%Claude Sonnet 4.5 (Thinking) (Anthropic), rank 4: 94.33%AClaude Sonnet 4.594.33%Claude Opus 4.1 (Nonthinking) (Anthropic), rank 5: 94.22%AClaude Opus 4.1 (Nonthinkin…94.22%GPT 5.2 (OpenAI), rank 6: 94.00%OGPT 5.294.00%Gemini 3 Pro (11/25) (Google), rank 7: 93.93%GGemini 3 Pro93.93%Claude Opus 4 (Nonthinking) (Anthropic), rank 8: 93.78%AClaude Opus 493.78%o4 Mini (OpenAI), rank 9: 93.42%Oo4 Mini93.42%Gemini 3 Flash (12/25) (Google), rank 10: 93.31%GGemini 3 Flash93.31%Claude Sonnet 4 (Nonthinking) (Anthropic), rank 11: 93.02%AClaude Sonnet 493.02%GPT 5.1 (OpenAI), rank 12: 92.98%OGPT 5.192.98%Claude 3.7 Sonnet (Thinking) (Anthropic), rank 13: 92.98%AClaude 3.7 Sonnet92.98%GPT 5 (OpenAI), rank 14: 92.84%OGPT 592.84%Claude 3.5 Sonnet Latest (Anthropic), rank 15: 92.58%AClaude 3.5 Sonnet Latest92.58%
MGSM: top 12 by AccuracyBars from zero. Leader: Claude Opus 4.5 (Thinking) at 95.20%. Full values in the table below.0%50%100%Claude Opus 4.5 (Thinking) (Anthropic), rank 1: 95.20%AClaude Opus 4.5 …95.20%Claude Opus 4.5 (Nonthinking) (Anthropic), rank 2: 94.76%AClaude Opus 4.5 …94.76%Claude Opus 4.1 (Thinking) (Anthropic), rank 3: 94.44%AClaude Opus 4.1 …94.44%Claude Sonnet 4.5 (Thinking) (Anthropic), rank 4: 94.33%AClaude Sonnet 4.594.33%Claude Opus 4.1 (Nonthinking) (Anthropic), rank 5: 94.22%AClaude Opus 4.1 …94.22%GPT 5.2 (OpenAI), rank 6: 94.00%OGPT 5.294.00%Gemini 3 Pro (11/25) (Google), rank 7: 93.93%GGemini 3 Pro93.93%Claude Opus 4 (Nonthinking) (Anthropic), rank 8: 93.78%AClaude Opus 493.78%o4 Mini (OpenAI), rank 9: 93.42%Oo4 Mini93.42%Gemini 3 Flash (12/25) (Google), rank 10: 93.31%GGemini 3 Flash93.31%Claude Sonnet 4 (Nonthinking) (Anthropic), rank 11: 93.02%AClaude Sonnet 493.02%GPT 5.1 (OpenAI), rank 12: 92.98%OGPT 5.192.98%
MGSM: top 15 by AccuracyDot plot, axis starting at 86% (not zero). Leader: Claude Opus 4.5 (Thinking) at 95.20%. Full values in the table below.86%88%90%92%94%96%ACCURACY · AXIS STARTS AT 86%, NOT ZEROClaude Opus 4.5 (Thinking) (Anthropic), rank 1: 95.20%AClaude Opus 4.5 (Thinking)95.20%Claude Opus 4.5 (Nonthinking) (Anthropic), rank 2: 94.76%AClaude Opus 4.5 (Nonthinkin…94.76%Claude Opus 4.1 (Thinking) (Anthropic), rank 3: 94.44%AClaude Opus 4.1 (Thinking)94.44%Claude Sonnet 4.5 (Thinking) (Anthropic), rank 4: 94.33%AClaude Sonnet 4.594.33%Claude Opus 4.1 (Nonthinking) (Anthropic), rank 5: 94.22%AClaude Opus 4.1 (Nonthinkin…94.22%GPT 5.2 (OpenAI), rank 6: 94.00%OGPT 5.294.00%Gemini 3 Pro (11/25) (Google), rank 7: 93.93%GGemini 3 Pro93.93%Claude Opus 4 (Nonthinking) (Anthropic), rank 8: 93.78%AClaude Opus 493.78%o4 Mini (OpenAI), rank 9: 93.42%Oo4 Mini93.42%Gemini 3 Flash (12/25) (Google), rank 10: 93.31%GGemini 3 Flash93.31%Claude Sonnet 4 (Nonthinking) (Anthropic), rank 11: 93.02%AClaude Sonnet 493.02%GPT 5.1 (OpenAI), rank 12: 92.98%OGPT 5.192.98%Claude 3.7 Sonnet (Thinking) (Anthropic), rank 13: 92.98%AClaude 3.7 Sonnet92.98%GPT 5 (OpenAI), rank 14: 92.84%OGPT 592.84%Claude 3.5 Sonnet Latest (Anthropic), rank 15: 92.58%AClaude 3.5 Sonnet Latest92.58%
MGSM: top 12 by AccuracyDot plot, axis starting at 85% (not zero). Leader: Claude Opus 4.5 (Thinking) at 95.20%. Full values in the table below.85%90%95%100%AXIS STARTS AT 85%, NOT ZEROClaude Opus 4.5 (Thinking) (Anthropic), rank 1: 95.20%AClaude Opus 4.5 …95.20%Claude Opus 4.5 (Nonthinking) (Anthropic), rank 2: 94.76%AClaude Opus 4.5 …94.76%Claude Opus 4.1 (Thinking) (Anthropic), rank 3: 94.44%AClaude Opus 4.1 …94.44%Claude Sonnet 4.5 (Thinking) (Anthropic), rank 4: 94.33%AClaude Sonnet 4.594.33%Claude Opus 4.1 (Nonthinking) (Anthropic), rank 5: 94.22%AClaude Opus 4.1 …94.22%GPT 5.2 (OpenAI), rank 6: 94.00%OGPT 5.294.00%Gemini 3 Pro (11/25) (Google), rank 7: 93.93%GGemini 3 Pro93.93%Claude Opus 4 (Nonthinking) (Anthropic), rank 8: 93.78%AClaude Opus 493.78%o4 Mini (OpenAI), rank 9: 93.42%Oo4 Mini93.42%Gemini 3 Flash (12/25) (Google), rank 10: 93.31%GGemini 3 Flash93.31%Claude Sonnet 4 (Nonthinking) (Anthropic), rank 11: 93.02%AClaude Sonnet 493.02%GPT 5.1 (OpenAI), rank 12: 92.98%OGPT 5.192.98%
Accuracy
Share of problems answered correctly, averaged across languages.

Last updated by Vals in January 2026, so newer models are missing.

All scores

MGSM scores
RankModelProviderAccuracyPrice in / out ($/1M tokens)
1 Claude Opus 4.5 (Thinking)Anthropic95.20%$5 / $25
2 Claude Opus 4.5 (Nonthinking)Anthropic94.76%$5 / $25
3 Claude Opus 4.1 (Thinking)Anthropic94.44%$15 / $75
4 Claude Sonnet 4.5 (Thinking)Anthropic94.33%$3 / $15
5 Claude Opus 4.1 (Nonthinking)Anthropic94.22%$15 / $75
6 GPT 5.2OpenAI94.00%$1.75 / $14
7 Gemini 3 Pro (11/25)Google93.93%$2 / $12
8 Claude Opus 4 (Nonthinking)Anthropic93.78%$15 / $75
9 o4 MiniOpenAI93.42%$1.1 / $4.4
10 Gemini 3 Flash (12/25)Google93.31%$0.5 / $3
Show 15 more rows
RankModelProviderAccuracyPrice in / out ($/1M tokens)
11 Claude Sonnet 4 (Nonthinking)Anthropic93.02%$3 / $15
12 GPT 5.1OpenAI92.98%$1.25 / $10
13 Claude 3.7 Sonnet (Thinking)Anthropic92.98%$3 / $15
14 GPT 5OpenAI92.84%$1.25 / $10
15 Claude 3.5 Sonnet LatestAnthropic92.58%$3 / $15
16 GPT 5 MiniOpenAI92.58%$0.25 / $2
17 Qwen 3 (235B)Alibaba92.47%$0.22 / $0.88
18 Llama 4 MaverickMeta92.44%$0.22 / $0.88
19 Claude 3.7 Sonnet (Nonthinking)Anthropic92.40%$3 / $15
20 DeepSeek R1DeepSeek92.25%$1.35 / $5.4
21 Claude Haiku 4.5 (Thinking)Anthropic92.15%$1 / $5
22 DeepSeek V3DeepSeek92.15%$0.9 / $0.9
23 Qwen 3 Max PreviewAlibaba92.15%$1.2 / $6
24 GPT OSS 120BOpenAI92.04%$0.15 / $0.6
25 Qwen 3 MaxAlibaba91.82%$1.2 / $6

Source: Vals AI leaderboard ↗

Top model here: Claude Opus 4.5 (Thinking) (Anthropic). Try prompts for Claude →