Who ranks #1 on the HellaSwag leaderboard?
As of August 31, 2026, Claude 3 Opus by Anthropic ranks #1 on HellaSwag at 95.4%. API pricing is $15.00/M input and $75.00/M output.
As of August 31, 2026, Claude 3 Opus is #1 for HellaSwag at 95.4%. Ranked by HellaSwag, a sentence-completion quiz, not a writing sample. 29 models in this index have a published HellaSwag score. HellaSwag leaderboard with live API prices. Tests commonsense natural language inference — given a scenario, the model predicts the most likely continuation.
29 models. Left is cheaper. Up is a higher score. The line is the best score you can buy at each price — a dot under it is a worse deal than something on the line.
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As of August 31, 2026, Claude 3 Opus by Anthropic is #1 for HellaSwag at 95.4%. Ranked by HellaSwag, a sentence-completion quiz, not a writing sample. This board also tracks HellaSwag. Next on the same board: GPT-4 and GPT-4o. This hellaswag leaderboard ranks models by HellaSwag. 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 | HellaSwag | Input /M | Output /M |
|---|---|---|---|---|
| 1 | Claude 3 Opus | 95.4% | $15.00 | $75.00 |
| 2 | GPT-4 | 95.3% | $30.00 | $60.00 |
| 3 | GPT-4o | 95% | $2.50 | $10.00 |
| 4 | Gemini 1.5 Pro | 93.3% | $2.50 | $10.00 |
| 5 | Gemini 2.5 Pro | 90.9% | $1.25 | $10.00 |
| 6 | MiMo-V2.5-Pro | 89.8% | $0.43 | $0.87 |
| 7 | Claude 3 Sonnet | 89% | $3.00 | $15.00 |
| 8 | DeepSeek-V3 | 88.9% | $0.27 | $1.10 |
Rank one eval at a time. All LLM benchmarks.
As of August 31, 2026, Claude 3 Opus by Anthropic ranks #1 on HellaSwag at 95.4%. API pricing is $15.00/M input and $75.00/M output.
The current HellaSwag ranking as of August 31, 2026 is 1. Claude 3 Opus at 95.4%; 2. GPT-4 at 95.3%; 3. GPT-4o at 95%.
Llama 3.2 3B Instruct is the cheapest scored model on this hellaswag leaderboard at $0.01/M input and $0.02/M output ($0.03 blended). Claude 3 Opus still leads HellaSwag at 95.4%.
Not automatically. Claude 3 Opus leads HellaSwag, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh HellaSwag 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 31, 2026. Treat it as a current index, not a one-off blog post.
Tests commonsense natural language inference — given a scenario, the model predicts the most likely continuation. This page ranks models that have published a HellaSwag score, with live API token prices on the same row.
This page is the HellaSwag leaderboard. Models are sorted by HellaSwag, 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 HellaSwag score next to live API $/M so you can pick a production SKU, not only a trophy number.