# Claude Sonnet 5.5 vs GPT-6 Astra

Every finance benchmark where both have a score (Anthropic and OpenAI). Data refreshed 3 Nov 2026. Scores from different benchmarks use different scales and are not added up.

| Benchmark | Metric | Claude Sonnet 5.5 | Claude Sonnet 5.5 source | GPT-6 Astra | GPT-6 Astra source | Ahead |
| --- | --- | --- | --- | --- | --- | --- |
| Excel Modeling Benchmark (EMB) | accuracy % (v1.1) (higher is better) | 75.9 | Vals.ai leaderboard, 29 Oct 2026, https://www.vals.ai/benchmarks/emb-v1-1 | 72.7 | Vals.ai leaderboard, 29 Oct 2026, https://www.vals.ai/benchmarks/emb-v1-1 | Claude Sonnet 5.5 |
| Visa Agentic Commerce Benchmark | pass rate % (higher is better) | 64.4 | Visa Research, Oct 2026 snapshot, 5 Nov 2026, https://www.visapaymentsfrontier.io/#agentic-commerce-benchmark | 64.4 | Visa Research, Oct 2026 snapshot, 5 Nov 2026, https://www.visapaymentsfrontier.io/#agentic-commerce-benchmark | Tie |

Source: https://benchmarks.finance/compare/claude-sonnet-5-5-vs-gpt-6-astra/

Created and maintained by Moneda.