# PerceptionBench with tools (PerceptionBench (tools))

> PerceptionBench fine-grained visual perception tasks run with tool use, as reported by Meta.

Canonical page: https://benchlm.ai/benchmarks/perceptionbenchtools

- Category: [Multimodal & Grounded](/multimodal-grounded)
- Last updated: November 11, 2026

## About PerceptionBench (tools)

- Year: 2026
- Tasks: Fine-grained visual-perception tasks with tools
- Format: Provider-reported score
- Difficulty: Fine-grained visual perception
- Paper: [Introducing Muse Ember](https://research.meta.ai/blog/muse-ember)

Meta reports Muse Ember and its comparison models on PerceptionBench with tools in its internal evaluation suite, at max reasoning effort. BenchLM keeps tool-assisted runs apart from the tool-free PerceptionBench values that Moonshot and others report, and stores them display-only.

PerceptionBench (tools) is currently displayed on BenchLM for reference, but it is excluded from the weighted scoring formula.

## Leaderboard (3 models)

| Rank | Model | Creator | Score |
|------|-------|---------|-------|
| 1 | [Muse Ember](/models/muse-ember) | Meta | 80.6% |
| 2 | [Claude Haiku 5.5](/models/claude-haiku-5-5) | Anthropic | 78.6% |
| 3 | [GPT-6 Luna](/models/gpt-6-luna) | OpenAI | 62.8% |

## FAQ

### What does PerceptionBench (tools) measure?

PerceptionBench fine-grained visual perception tasks run with tool use, as reported by Meta.

### Which model scores highest on PerceptionBench (tools)?

Muse Ember by Meta currently leads with a score of 80.6% on PerceptionBench (tools).

### How many models are evaluated on PerceptionBench (tools)?

3 AI models have published results on PerceptionBench (tools) in the BenchLM catalog.

### Does PerceptionBench (tools) affect BenchLM's overall score?

Not directly. PerceptionBench (tools) is still displayed on BenchLM for reference, but it is excluded from the weighted scoring formula.

## Compare Top Models on PerceptionBench (tools)

- [Muse Ember vs Claude Haiku 5.5](/compare/claude-haiku-5-5-vs-muse-ember)
- [Claude Haiku 5.5 vs GPT-6 Luna](/compare/claude-haiku-5-5-vs-gpt-6-luna)