# Multi-Hop Question Answering on MuSiQue (Exact Match %)

Source: [Multi-Hop Question Answering on MuSiQue (Exact Match %)](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-musique-exact-match-percent>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-07-08T07:46:57.965Z

Evaluation of model performance on the MuSiQue dataset for Multi-Hop Question Answering, reporting the Exact Match percentage.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Multi-Hop Question Answering |
| Dataset (including any stated split) | MuSiQue |
| Metric | Exact Match (%) |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 16 of 16 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [Exact Match (%)](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-musique-exact-match-percent.md?metric=Exact%20Match%20(%25)>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Exact Match (%) | Result date | Report paper |
| --- | --- | --- | --- |
| StepSearch | 22.6 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| IGRPO | 20.2 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| GiGPO | 18.9 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| ZeroSearch | 18.4 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| Tree-GRPO | 17.5 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| StepSearch | 17.4 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| IGPO | 16.8 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| Search-R1 | 14.6 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| IGRPO | 14.1 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| GiGPO | 12.6 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| IGPO | 12.3 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| Tree-GRPO | 11.9 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| Search-R1 | 10.3 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| ZeroSearch | 9.8 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| R1-Instruct | 7.2 | Not recorded | 6a4dd9cd4da6617fe9198d1d |
| R1-Instruct | 6 | Not recorded | 6a4dd9cd4da6617fe9198d1d |

### StepSearch

Exact Match (%): 22.6. Result ID: 6a4e006260b88bb339d76ef9.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa78c71e209131cea7a76a.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### IGRPO

Exact Match (%): 20.2. Result ID: 6a4e006260b88bb339d76efd.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Tree-based"}. This record does not assert independent reproduction.

### GiGPO

Exact Match (%): 18.9. Result ID: 6a4e006260b88bb339d76efa.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7b281e209131cea86eca.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### ZeroSearch

Exact Match (%): 18.4. Result ID: 6a4e006260b88bb339d76ef8.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa789d1e209131cea79568.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### Tree-GRPO

Exact Match (%): 17.5. Result ID: 6a4e006260b88bb339d76efc.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c101e209131cea8c349.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Tree-based"}. This record does not assert independent reproduction.

### StepSearch

Exact Match (%): 17.4. Result ID: 6a4e006260b88bb339d76ef1.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa78c71e209131cea7a76a.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### IGPO

Exact Match (%): 16.8. Result ID: 6a4e006260b88bb339d76efb.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c2a1e209131cea8cccc.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### Search-R1

Exact Match (%): 14.6. Result ID: 6a4e006260b88bb339d76ef7.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a651e209131cea82e7b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### IGRPO

Exact Match (%): 14.1. Result ID: 6a4e006260b88bb339d76ef5.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Tree-based"}. This record does not assert independent reproduction.

### GiGPO

Exact Match (%): 12.6. Result ID: 6a4e006260b88bb339d76ef2.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7b281e209131cea86eca.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### IGPO

Exact Match (%): 12.3. Result ID: 6a4e006260b88bb339d76ef3.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c2a1e209131cea8cccc.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### Tree-GRPO

Exact Match (%): 11.9. Result ID: 6a4e006260b88bb339d76ef4.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c101e209131cea8c349.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Tree-based"}. This record does not assert independent reproduction.

### Search-R1

Exact Match (%): 10.3. Result ID: 6a4e006260b88bb339d76eef.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a651e209131cea82e7b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### ZeroSearch

Exact Match (%): 9.8. Result ID: 6a4e006260b88bb339d76ef0.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa789d1e209131cea79568.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"Chain-based"}. This record does not assert independent reproduction.

### R1-Instruct

Exact Match (%): 7.2. Result ID: 6a4e006260b88bb339d76eee.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-3B-Instruct","Type":"RL Training"}. This record does not assert independent reproduction.

### R1-Instruct

Exact Match (%): 6. Result ID: 6a4e006260b88bb339d76ef6.

[Reporting paper](<https://www.sota2.com/research/paper/6a4dd9cd4da6617fe9198d1d.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct","Type":"RL Training"}. This record does not assert independent reproduction.

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