Who ranks #1 on the Graphwalks Parents 128k leaderboard?
As of August 20, 2026, Claude Opus 4.6 by Anthropic ranks #1 on Graphwalks Parents 128k at 95.4%. API pricing is $5.00/M input and $25.00/M output.
As of August 20, 2026, Claude Opus 4.6 is #1 for Graphwalks Parents 128k at 95.4%. Ranked by the Graphwalks Parents 128k score 13 models in this index have a published Graphwalks Parents 128k score. Graphwalks Parents 128k leaderboard: rank models by Graphwalks Parents 128k next to live API token prices.
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As of August 20, 2026, Claude Opus 4.6 by Anthropic is #1 for Graphwalks Parents 128k at 95.4%. Ranked by the Graphwalks Parents 128k score This board also tracks Graphwalks Parents 128k. Next on the same board: GPT-5.4 and GPT-5.2. This graphwalks parents 128k leaderboard ranks models by Graphwalks Parents 128k. 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 | Graphwalks Parents 128k | Input /M | Output /M |
|---|---|---|---|---|
| 1 | Claude Opus 4.6 | 95.4% | $5.00 | $25.00 |
| 2 | GPT-5.4 | 89.8% | $2.50 | $15.00 |
| 3 | GPT-5.2 | 89% | $1.75 | $14.00 |
| 4 | Claude Opus 4.8 | 83.3% | $5.00 | $25.00 |
| 5 | GPT-5 | 73.3% | $1.25 | $10.00 |
| 6 | GPT-5.4 mini | 71.5% | $0.75 | $4.50 |
| 7 | GPT-4.1 mini | 60.5% | $0.40 | $1.60 |
| 8 | GPT-5.5 | 58.5% | $5.00 | $30.00 |
Rank one eval at a time. All LLM benchmarks.
As of August 20, 2026, Claude Opus 4.6 by Anthropic ranks #1 on Graphwalks Parents 128k at 95.4%. API pricing is $5.00/M input and $25.00/M output.
The current Graphwalks Parents 128k ranking as of August 20, 2026 is 1. Claude Opus 4.6 at 95.4%; 2. GPT-5.4 at 89.8%; 3. GPT-5.2 at 89%.
GPT-4.1 nano is the cheapest scored model on this graphwalks parents 128k leaderboard at $0.10/M input and $0.40/M output ($0.50 blended). Claude Opus 4.6 still leads Graphwalks Parents 128k at 95.4%.
Not automatically. Claude Opus 4.6 leads Graphwalks Parents 128k, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh Graphwalks Parents 128k 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.
Graphwalks Parents 128k is a public LLM eval (the Graphwalks Parents 128k score). This page ranks models that have published a score, next to live API prices.
This page is the Graphwalks Parents 128k leaderboard. Models are sorted by Graphwalks Parents 128k, 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 Graphwalks Parents 128k score next to live API $/M so you can pick a production SKU, not only a trophy number.