# Perplexity Decider v1 27B Benchmark Scores & Performance

> Perplexity Decider v1 27B by Perplexity has 12 source-displayable benchmark rows but no public overall score. It remains unranked.

Canonical page: https://benchlm.ai/models/pplx-decider-v1-27b

Last updated: October 1, 2026

## Model Details

| Property | Value |
|----------|-------|
| Creator | Perplexity |
| Source Type | Open Weight |
| Reasoning Type | Non-Reasoning |
| Context Window | 262K |
| Official model card | [Perplexity Decider model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| Overall Score | Not computed (unranked) |
| Overall Rank | Unranked |

## Family & Coverage

- Family: Perplexity Decider
- Variant: decision-system
- Benchmarks covered: 12 of 645
- Coverage note: Published evidence is shown below; no public overall score is assigned.

## Decision Models: Perplexity panel

Provider-reported sample accuracy, measured in September 2026 and published October 1. These rows remain outside general rankings.

| Benchmark | Accuracy | Source |
| --- | --- | --- |
| [WinoGrande (Perplexity panel)](/benchmarks/winogrande-perplexity-panel) | 83.30% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [FinancialPhraseBank (Perplexity panel)](/benchmarks/financialphrasebank-perplexity-panel) | 84.18% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [RAGTruth (Perplexity panel)](/benchmarks/ragtruth-perplexity-panel) | 88.80% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [JudgeBench (Perplexity panel)](/benchmarks/judgebench-perplexity-panel) | 78.29% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [BBH (Perplexity panel)](/benchmarks/bbh-perplexity-panel) | 82.80% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [JevBench public hard (Perplexity panel)](/benchmarks/jevbench-public-hard-perplexity-panel) | 70.30% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [TabFact (Perplexity panel)](/benchmarks/tabfact-perplexity-panel) | 90.60% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [ContractNLI (Perplexity panel)](/benchmarks/contractnli-perplexity-panel) | 80.78% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [Circa (Perplexity panel)](/benchmarks/circa-perplexity-panel) | 89.20% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [Belebele (Perplexity panel)](/benchmarks/belebele-perplexity-panel) | 94.00% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [TruthfulQA binary (Perplexity panel)](/benchmarks/truthfulqa-binary-perplexity-panel) | 85.40% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |
| [Perplexity Decision Panel](/benchmarks/perplexity-decision-panel) | 85.71% | [Pinned Perplexity model card](https://huggingface.co/perplexity-ai/pplx-decider-v1-27b/blob/9ce1abcf1f00209405376b5bcc81225c8f8cf514/README.md) |

[Panel setup and limits](/benchmarks/perplexity-decision-panel) · [Decision Models](/decision-models)