概要

Sapling AI Detector は Sapling Intelligence の無料ツールで、テキストを分析して ChatGPT、GPT-4、または同様のシステムなどの AI 言語モデルによって生成された可能性が高いかどうかを判定します。文ごとのハイライト機能により、ドキュメントのどの部分が AI 生成であるか、人間作成であるかを示します。Sapling は、テキストの AI 作成者を迅速かつアクセス可能な方法でスクリーニングする必要がある教育者、出版社、コンテンツチーム間で広く使用されています。

ツール詳細 フリーミアム

料金 Free, API from $25/mo
無料プラン はい
API利用可能 はい
3.8
1 reviews
Ease of Use
4.5
Processing Speed
4.3
False Positive Rate
3.3
Detection Accuracy
3.2
Content Type Support
3
Report Detail
2.8
Claude Opus 4.6
AI Review
3.8/5

Sapling AI Detector is a straightforward, no-frills tool for identifying AI-generated text. Built by the team behind Sapling's broader language model API platform, it offers quick detection with a simple paste-and-analyze interface. The free tier is generous enough for casual checks, making it accessible for students, educators, and content managers who need spot verification. The API starting at $25/month is competitively priced for developers looking to integrate detection into workflows or content pipelines. Detection accuracy is reasonable for GPT-generated content, though like most detectors, it can struggle with heavily edited or hybrid human-AI text and shorter passages. Results are presented as a probability score, which is useful but lacks the granular sentence-level highlighting some competitors offer. The tool works best as a quick first-pass filter rather than a definitive judgment. Its tight integration with Sapling's broader writing assistant ecosystem is a plus for existing users. For those needing more robust analysis, pairing it with a second detector is advisable.

Ease of Use
4.5
Processing Speed
4.3
False Positive Rate
3.3
Detection Accuracy
3.2
Content Type Support
3
Report Detail
2.8
Feb 15, 2026
Sapling AI Detector Screenshot

Added: Feb 15, 2026

sapling.ai/ai-content-detector