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Benchmark profile

RiemannBench with tools (RiemannBench (tools))

Research-level mathematics problems with unique programmatically verified closed-form answers and tool access.

Data verified

Benchmark score on RiemannBench (tools) — July 24, 2026

BenchLM mirrors the published score view for RiemannBench (tools). Claude Opus 5 leads the public snapshot at 79.0%. BenchLM does not use these results to rank models overall.

1 modelMathCurrentDisplay onlyUpdated July 24, 2026

Benchmark score table (1 model)

Score
1
Claude Opus 5Anthropic · Closed
79.0%

About RiemannBench (tools)

Year

2026

Tasks

25 private research-level mathematics problems

Format

Accuracy with tools

Difficulty

Research mathematics

Section 8.7 reports the mean over four max-effort attempts on a corrected private 25-problem setup with tools.

BenchLM freshness & provenance

Version

RiemannBench (tools) 2026

Refresh cadence

Quarterly

Staleness state

Current

Question availability

Public benchmark set

CurrentDisplay only

BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.

FAQ

What does RiemannBench (tools) measure?

Research-level mathematics problems with unique programmatically verified closed-form answers and tool access.

Which model scores highest on RiemannBench (tools)?

Claude Opus 5 by Anthropic currently leads with a score of 79.0% on RiemannBench (tools).

How many models are evaluated on RiemannBench (tools)?

1 AI models have been evaluated on RiemannBench (tools) on BenchLM.

Last updated: July 24, 2026 · BenchLM version RiemannBench (tools) 2026