# Claude Opus 5 finance AI benchmark results

Every finance benchmark score for Claude Opus 5 by Anthropic: 4 benchmarks, each with its rank, metric and source date. Scores are never combined across benchmarks.

## Board standings

Claude Opus 5 is first on 2 benchmarks, top 3 on 3 benchmarks, scored on 4 benchmarks. Places on each benchmark's main board with 2 or more models; scores are never combined. https://benchmarks.finance/method/#standings
- CorpFin v2: #1 of 10
- MortgageTax: #1 of 5
- τ³-Banking: #2 of 5

## Scores

| Benchmark | Rank | Score | Metric | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [CorpFin v2](https://benchmarks.finance/benchmarks/vals-corpfin-v2/) | 1 of 10 | 73.2 | accuracy % | Vals.ai leaderboard (archived) | 12 Aug 2026 |
| [MortgageTax](https://benchmarks.finance/benchmarks/vals-mortgage-tax/) | 1 of 5 | 72.1 | accuracy % | Vals.ai MortgageTax leaderboard | 1 Sept 2026 |
| [τ³-Banking](https://benchmarks.finance/benchmarks/tau3-banking/) | 2 of 5 | 48.7 | pass^1 % | τ-bench leaderboard (Sierra) | 4 Aug 2026 |
| [Tax Agent Bench](https://benchmarks.finance/benchmarks/vals-tax-agent-bench/) | 5 of 10 | 45.5 | accuracy % (all-pass x citation factor) | Vals.ai leaderboard | 29 Oct 2026 |

Source: https://benchmarks.finance/models/claude-opus-5/

Created and maintained by Moneda.