Who ranks #1 on the Genebench leaderboard?
As of August 20, 2026, GPT-5.5 Pro by OpenAI ranks #1 on Genebench at 33.2%. API pricing is $60.00/M input and $480.00/M output.
As of August 20, 2026, GPT-5.5 Pro is #1 for Genebench at 33.2%. Ranked by the Genebench score 2 models in this index have a published Genebench score. Genebench leaderboard: rank models by Genebench next to live API token prices.
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As of August 20, 2026, GPT-5.5 Pro by OpenAI is #1 for Genebench at 33.2%. Ranked by the Genebench score This board also tracks Genebench. Next on the same board: GPT-5.5. This genebench leaderboard ranks models by Genebench. 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 | Genebench | Input /M | Output /M |
|---|---|---|---|---|
| 1 | GPT-5.5 Pro | 33.2% | $60.00 | $480.00 |
| 2 | GPT-5.5 | 25% | $5.00 | $30.00 |
Rank one eval at a time. All LLM benchmarks.
As of August 20, 2026, GPT-5.5 Pro by OpenAI ranks #1 on Genebench at 33.2%. API pricing is $60.00/M input and $480.00/M output.
The current Genebench ranking as of August 20, 2026 is 1. GPT-5.5 Pro at 33.2%; 2. GPT-5.5 at 25%.
GPT-5.5 is the cheapest scored model on this genebench leaderboard at $5.00/M input and $30.00/M output ($35.00 blended). GPT-5.5 Pro still leads Genebench at 33.2%.
Not automatically. GPT-5.5 Pro leads Genebench, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh Genebench 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.
Genebench is a public LLM eval (the Genebench score). This page ranks models that have published a score, next to live API prices.
This page is the Genebench leaderboard. Models are sorted by Genebench, 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 Genebench score next to live API $/M so you can pick a production SKU, not only a trophy number.