Who ranks #1 on the AIME 2025 leaderboard?
As of August 20, 2026, GPT-5.2 by OpenAI ranks #1 on AIME 2025 at 100%. API pricing is $1.75/M input and $14.00/M output.
As of August 20, 2026, GPT-5.2 is #1 for AIME 2025 at 100%. Ranked by AIME 2025: American invitational math contest problems. 170 models in this index have a published AIME 2025 score. AIME 2025 leaderboard with live API prices. American Invitational Mathematics Examination 2025 — challenging math competition problems testing advanced reasoning.
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282 models across 33 providers. Search or jump to a lab — every model page stays linked here.







As of August 20, 2026, GPT-5.2 by OpenAI is #1 for AIME 2025 at 100%. Ranked by AIME 2025: American invitational math contest problems. This board also tracks AIME 2025. Next on the same board: GPT-5.2 Pro and Gemini 3 Pro. This aime 2025 leaderboard ranks models by AIME 2025. Scores come from public evals. Prices are the live API rates in the table above.
Sources: OpenAI API pricing (https://developers.openai.com/api/docs/pricing); Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)
| Rank | Model | AIME 2025 | Input /M | Output /M |
|---|---|---|---|---|
| 1 | GPT-5.2 | 100% | $1.75 | $14.00 |
| 2 | GPT-5.2 Pro | 100% | $21.00 | $168.00 |
| 3 | Gemini 3 Pro | 100% | $2.00 | $12.00 |
| 4 | Kimi K2-Thinking-0905 | 100% | $0.47 | $2.00 |
| 5 | Claude Opus 4.6 | 99.8% | $5.00 | $25.00 |
| 6 | Gemini 3 Flash | 99.7% | $0.50 | $3.00 |
| 7 | LongCat-Flash-Thinking-2601 | 99.6% | $0.30 | $1.20 |
| 8 | GPT-5.1 High | 99.6% | $1.25 | $10.00 |
Rank one eval at a time. All LLM benchmarks.
As of August 20, 2026, GPT-5.2 by OpenAI ranks #1 on AIME 2025 at 100%. API pricing is $1.75/M input and $14.00/M output.
The current AIME 2025 ranking as of August 20, 2026 is 1. GPT-5.2 at 100%; 2. GPT-5.2 Pro at 100%; 3. Gemini 3 Pro at 100%.
Llama 3.1 8B Instruct is the cheapest scored model on this aime 2025 leaderboard at $0.03/M input and $0.03/M output ($0.06 blended). GPT-5.2 still leads AIME 2025 at 100%.
Not automatically. GPT-5.2 leads AIME 2025, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh AIME 2025 against input/output price, context window, and related evals.
Scores and API prices on this page are refreshed from published evals and provider rates. The snapshot is labeled August 20, 2026. Treat it as a current index, not a one-off blog post.
American Invitational Mathematics Examination 2025 — challenging math competition problems testing advanced reasoning. This page ranks models that have published a AIME 2025 score, with live API token prices on the same row.
This page is the AIME 2025 leaderboard. Models are sorted by AIME 2025, with input and output token prices on the same row so you can weigh score against cost. Official boards often omit price; that comparison is the point of this index.
Official eval pages own the methodology. This page keeps the published AIME 2025 score next to live API $/M so you can pick a production SKU, not only a trophy number.