# Long-conversation Question Answering on LoCoMo categories 1-4

Source: [Long-conversation Question Answering on LoCoMo categories 1-4](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4>)

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

Data updated: 2026-05-13T10:54:39.500Z

Evaluation of model performance on the specific subset 'LoCoMo categories 1-4' for Long-conversation Question Answering, reporting scores across Multi-Hop, Temporal, Open-Domain, and Single-Hop question types, along with overall performance and efficiency metrics.

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 | Long-conversation Question Answering |
| Dataset (including any stated split) | LoCoMo categories 1-4 |
| Metric | Overall Score |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 8 of 8 |
| 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

- [Overall Score](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Overall%20Score>): Higher is better; unit: PERCENT.

- [Multi-Hop Score](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Multi-Hop%20Score>): Higher is better; unit: PERCENT.

- [Temporal Score](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Temporal%20Score>): Higher is better; unit: PERCENT.

- [Open-Domain Score](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Open-Domain%20Score>): Higher is better; unit: PERCENT.

- [Single-Hop Score](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Single-Hop%20Score>): Higher is better; unit: PERCENT.

- [Efficiency Score (Per 1K)](<https://www.sota2.com/research/sota/long-conversation-question-answering-on-locomo-categories-1-4.md?metric=Efficiency%20Score%20(Per%201K)>): Higher is better; unit: SCALAR.

## Recorded results

| Method | Overall Score | Result date | Report paper |
| --- | --- | --- | --- |
| Mem0 platform | 91.6 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| PRISM | 89.1 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| PRISM | 83.1 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| M-Flow | 81.8 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| MAGMA | 68.8 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| Mem0g | 68.4 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| Mem0 | 66.9 | Not recorded | 6a0405dfdbc836b87d8278d4 |
| Full Context | 48.1 | Not recorded | 6a0405dfdbc836b87d8278d4 |

### Mem0 platform

Overall Score: 91.6. Result ID: 6a04582c47f34ce924eb004e.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa784b1e209131cea77ad6.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Different-Protocol","Answer Model":"Managed Commercial Pipeline","Ctx tokens/query":"∼7,000"}. This record does not assert independent reproduction.

### PRISM

Overall Score: 89.1. Result ID: 6a04582c47f34ce924eb004d.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Different-Protocol","Answer Model":"gpt-5.5","Ctx tokens/query":"2,023"}. This record does not assert independent reproduction.

### PRISM

Overall Score: 83.1. Result ID: 6a04582c47f34ce924eb004b.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Same-Protocol","Answer Model":"gpt-4o-mini","Ctx tokens/query":"2,023"}. This record does not assert independent reproduction.

### M-Flow

Overall Score: 81.8. Result ID: 6a04582c47f34ce924eb004c.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Different-Protocol","Answer Model":"gpt-5-mini","Ctx tokens/query":"2,588"}. This record does not assert independent reproduction.

### MAGMA

Overall Score: 68.8. Result ID: 6a04582c47f34ce924eb0048.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/695de86e53fdd5c361743bbb.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Same-Protocol","Answer Model":"gpt-4o-mini","Ctx tokens/query":"3,370"}. This record does not assert independent reproduction.

### Mem0g

Overall Score: 68.4. Result ID: 6a04582c47f34ce924eb004a.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa784b1e209131cea77ad6.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Same-Protocol","Answer Model":"gpt-4o-mini","Ctx tokens/query":"3,616"}. This record does not assert independent reproduction.

### Mem0

Overall Score: 66.9. Result ID: 6a04582c47f34ce924eb0049.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa784b1e209131cea77ad6.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Same-Protocol","Answer Model":"gpt-4o-mini","Ctx tokens/query":"1,764"}. This record does not assert independent reproduction.

### Full Context

Overall Score: 48.1. Result ID: 6a04582c47f34ce924eb0047.

[Reporting paper](<https://www.sota2.com/research/paper/6a0405dfdbc836b87d8278d4.md>)

Recorded evaluation configuration: {"Evaluation Protocol":"Same-Protocol","Answer Model":"gpt-4o-mini","Ctx tokens/query":"26,031"}. This record does not assert independent reproduction.

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