RAG Benchmarks: Embedding Models, Vector DBs, Agentic RAG
RAG improves LLM reliability with external data sources. We benchmark the entire RAG pipeline: leading embedding models, top vector databases, and the latest agentic frameworks, all evaluated on their real-world performance.
Explore RAG Benchmarks: Embedding Models, Vector DBs, Agentic RAG
Open Source Embedding Models Benchmark for RAG
We benchmarked 14 open-source embedding models, self-hosted on a single H100, across 500+ manually curated retrieval queries spanning legal contracts, customer support tech notes, and medical abstracts. NVIDIA Llama-Embed-Nemotron-8B leads in accuracy. On cost, Google’s EmbeddingGemma-300m runs roughly 4x cheaper than Nemotron at the cost of a small accuracy loss.
Top 20+ Agentic RAG Frameworks
Agentic RAG enhances traditional RAG by boosting LLM performance and enabling greater specialization. We conducted a benchmark to assess its performance on routing between multiple databases and generating queries. Explore agentic RAG frameworks and libraries, key differences from standard RAG, benefits, and challenges to unlock their full potential.
Hybrid RAG: Boosting RAG Accuracy
Dense vector search is excellent at capturing semantic intent, but it often struggles with queries that demand high keyword accuracy. To quantify this gap, we benchmarked a standard dense-only retriever against a hybrid RAG system that incorporates SPLADE sparse vectors.
Reranker Benchmark: Top 8 Models Compared
We benchmarked 8 reranker models on ~145k English Amazon reviews to measure how much a reranking stage improves dense retrieval. We retrieved top-100 candidates with multilingual-e5-base, reranked them with each model, and evaluated the top-10 results against 300 queries, each referencing concrete details from its source review. The best reranker lifted Hit@1 from 62.
Multimodal Embedding Models: Apple vs Meta vs OpenAI
Multimodal embedding models excel at identifying objects but struggle with relationships. Current models struggle to distinguish “phone on a map” from “map on a phone.” We benchmarked 7 leading models across MS-COCO and Winoground to measure this specific limitation. To ensure a fair comparison, we evaluated every model under identical conditions using NVIDIA A40 hardware and bfloat16 precision.
Top 10 Multilingual Embedding Models for RAG
We benchmarked 10 multilingual embedding models on ~606k Amazon reviews across 6 languages (German, English, Spanish, French, Japanese, Chinese). We generated 1,800 queries (300 per language), each referencing concrete details from its source review.
Graph RAG vs Vector RAG Benchmark
Vector RAG retrieves documents by semantic similarity. Graph RAG adds a knowledge graph on top of it, extracts entities and relationships from your documents, stores them in a graph database, and uses graph traversal alongside vector search at query time.
RAG Observability Tools Benchmark
We benchmarked four RAG observability platforms on a 7-node LangGraph pipeline across three practical dimensions: latency overhead, integration effort, and platform trade-offs. Latency overhead metrics Metrics explained: Mean is the average latency across 150 measured graph.invoke() calls. LLM-judge evaluations run after the timer stops. Median is the 50th percentile latency.
RAG Evaluation Tools: Weights & Biases vs Ragas vs DeepEval
When a RAG pipeline retrieves the wrong context, the LLM confidently generates the wrong answer. Context relevance scorers are the primary defense. We benchmarked five tools across 1,460 questions and 14,600+ scored contexts under identical conditions: same judge model (GPT-4o), default configurations, and no custom prompts.
Best RAG Tools, Frameworks, and Libraries
RAG (Retrieval-Augmented Generation) improves LLM responses by adding external data sources. We benchmarked different embedding models and separately tested various chunk sizes to determine what combinations work best for RAG systems. Explore top RAG frameworks and tools, learn what RAG is, how it works, its benefits, and its role in today’s LLM landscape.