Categories

Category product updates

Photo by Shiro hatori on Unsplash

High performance feeding with Vespa CLI

Vespa CLI can now feed large sets of documents to Vespa efficiently.

Martin Polden
22 May 2023

Photo by Taylor Vick on Unsplash

Private regional endpoints in Vespa Cloud

Set up private endpoint services on your Vespa Cloud application, and access them from your own VPC, in the same region, through the cloud provider's private network.

Jon M Venstad
24 Mar 2023

Photo by Sandro Katalina on Unsplash

GPU-accelerated ML inference in Vespa Cloud

Today we're introducing support for GPU-accelerated ONNX model inference in Vespa, together with support for GPU instances in Vespa Cloud!

Martin Polden
08 Mar 2023

Basic HTTP testing of Vespa applications

Write basic tests for a Vespa application in JSON format, run them with the Vespa CLI, and use them to verify production deployments in Vespa Cloud.

Jon M Venstad Håkon Hallingstad
09 Dec 2021

Photo by Ilya Pavlov on Unsplash

Vespa Product Updates, September 2021

Advances in Vespa features and performance include Vespa CLI, nearest neighbor performance improvements, mTLS security, improved write throughput and Sentencepiece Encoder.

Kristian Aune
30 Sep 2021

Introducing Vespa CLI

The official command-line tool for Vespa is now available.

Martin Polden
23 Sep 2021

Photo by Scott Graham on Unsplash

Vespa Product Updates, July 2021

Advances in Vespa features and performance include HTTP/2 feed and query endpoints, ONNX Runtime integration for stateless model inference, and the new open Vespa Factory build and test system.

Kristian Aune
06 Jul 2021

Photo by Ilya Pavlov on Unsplash

Vespa Product Updates, May 2021

Advances in features and performance include new int8 and bfloat16 tensor cell types, compact tensor feed format, Approximate Nearest Neighbor using Hamming distance, hash-based attribute dictionaries and case-sensitive attribute search...

Kristian Aune
20 May 2021

Photo by Scott Graham on Unsplash

Vespa Product Updates, March 2021

Advances in Vespa features and performance last month include mass update/delete in /document/v1/, improved memory usage, OR-to-WeakAnd and better full node protection.

Kristian Aune
30 Mar 2021

Photo by Scott Graham on Unsplash

Vespa Product Updates, January 2021

Advances in Vespa features and performance last month include Automatic Reindexing, Tensor Optimizations and Explainlevel Query Parameter for easier query blueprint tracing.

Kristian Aune
02 Feb 2021

Photo by Donald Giannatti on Unsplash

Vespa Product Updates, December 2020

Advances in Vespa features and performance include improved tensor ranking performance, Apache ZooKeeper integration, Vespa Python API for researchers and ONNX integration.

Kristian Aune
17 Dec 2020

Photo by Ilya Pavlov on Unsplash

Vespa Product Updates, October 2020

Improvement to Vespa feeding APIs

Kristian Aune
30 Oct 2020

Photo by ThisisEngineering RAEng on Unsplash

Vespa Product Updates, September 2020

Introducing ONNX-Runtime, Hamming Distance Metric, Conditional Update Performance Improvements and Compressed Transaction Log with Synced Ack

Kristian Aune
01 Oct 2020

Vespa Product Updates, August 2020

Introducing NLP with Transformers, Grafana how-to, Improved GEO Search Support, Query Profile Variants Optimizations, & Build on Debian 10

Kristian Aune
27 Aug 2020

Vespa Product Updates, June 2020

Announcing support for approximate nearest neighbor vector search which can be combined with filters and text search with state-of-the art performance

Kristian Aune
05 Jul 2020

Vespa Product Updates, May 2020

The May 2020 update includes Improved Slow Node Tolerance, Multi-Threaded Rank Profile Compilation, Reduced Peak Memory at Startup, Feed Performance Improvements, & Increased Tensor Performance.

Kristian Aune
30 May 2020

Vespa Product Updates, April 2020

The April 2020 update includes Top-K hits, smarter data migration and CloudWatch integration. Contributing to Vespa is now easier with the release of a CentOS 7 dev environment.

Kristian Aune
06 May 2020

Vespa Product Updates, February 2020

Advances in Vespa features and performance in February include LightGBM support, improved tensor performance, benchmarking guide and query builder library

Kristian Aune
28 Feb 2020

Vespa Product Updates, January 2020

The January 2020 update includes information about new tensor functions, updated sizing guides and various performance improvements.

Kristian Aune
31 Jan 2020

Category internships

Parsing Through the Summer: A Tale of Schemas, Syntax, and Shenanigans

A tale of two interns who dove into the world of Vespa schemas, developing a language server.

Magnus Eide-Fredriksen Theodor Kvalsvik Lauritzen
26 Aug 2024

A New Bot: Dawn of a Vespa-Powered Slack Renaissance - A Summer Internship Story

Discover how we harnessed the power of Vespa.ai to build an evolving Slackbot that learns and adapts with every interaction!

Johan Solbakken Sebastian August Berg
09 Aug 2024

Photo generated with Stable Diffusion

Summer Internship at Vespa

The tale of 2023's summer interns and their attempt at generating training data for information retrieval with LLMs.

Torstein Egge Sivert Olstad
10 Aug 2023

Photo by Arnold Francisca on Unsplash

Summer internship at Vespa

After the summer internship of 2022 the intern has summarized what he has done and his experience at Vespa

Erlend Solbakken Nikolaisen
12 Aug 2022

Photo by charlesdeluvio on Unsplash

Internship at Vespa

After the summer internship of 2021 the interns have summarised what they have done and their experience at Vespa

Mathias Chunnoo Ole-Magnus Vian Norum
20 Aug 2021

Vespa Newsletter, September 2025

Advances in Vespa features and performance include new ANN tuning parameters, improvements to Geo filtering, filtering in grouping, and relevance score carry-over to global ranking.

Bonnie Chase
12 Sep 2025

Vespa Newsletter, June 2025

Advances in Vespa features and performance include layered ranking for RAG applications, chunking, and facet filtering.

Kristian Aune
30 Jun 2025

Vespa Newsletter, April 2025

Advances in Vespa features and performance include Lexical Search Query Performance, Pyvespa Relevance Evaluator, Global-phase rank-score-drop-limit, and Compact tensor representation.

Kristian Aune
07 Apr 2025

Vespa Newsletter, January 2025

Advances in Vespa features and performance include Pyvespa Querybuilder, Vespa input/output plugins for Logstash, ModernBERT models, and Vespa CLI multi-get.

Kristian Aune
31 Jan 2025

Vespa Newsletter, December 2024

Advances in Vespa features and performance include Elasticsearch vs Vespa Performance Comparison, Vision RAG and Binarizing Vectors

Kristian Aune
17 Dec 2024

Vespa Newsletter, October 2024

Advances in Vespa features and performance include Global significance models and Nearest Neighbor Search with multiple sparse tensor dimensions.

Kristian Aune
31 Oct 2024

Vespa Newsletter, September 2024

Advances in Vespa features and performance include Optimized MaxSim with Hamming distance, IDE Support, Pyvespa features, and new notebooks with ColPali examples.

Kristian Aune
30 Sep 2024

Vespa Newsletter, August 2024

Advances in Vespa features and performance include new pyvespa and Vespa CLI features for queries, feeding, and deployment, shared match-phase heap, Chinese tokenization with Jieba, and new ranking framework features....

Kristian Aune
23 Aug 2024

Vespa Newsletter, May 2024

Advances in Vespa features and performance include improved vector search performance, fuzzy search with prefix match, RAG, and new Pyvespa and embedding features.

Kristian Aune
31 May 2024

Photo by Scott Graham on Unsplash

Vespa Newsletter, April 2024

Advances in Vespa features and performance include a new SPLADE embedder, float16 support for ONNX models, new Cohere guides, and support for using ColBERT with long texts.

Kristian Aune
15 Apr 2024

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, February 2024

Advances in Vespa features and performance include the YQL IN operator, new streaming search features, and embed using parameter substitution.

Kristian Aune
15 Feb 2024

Photo by Scott Graham on Unsplash

Vespa Newsletter, December 2023

Advances in Vespa features and performance include rank score normalization in the global ranking phase, improved feeding using PyVespa, token authentication, and query match debugging!

Kristian Aune
18 Dec 2023

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, October 2023

Advances in Vespa features and performance include Vespa Cloud Enclave, Lucene Linguistics integration, much faster fuzzy query term matching, and performance and usability improvements.

Kristian Aune
31 Oct 2023

Photo by Scott Graham on Unsplash

Vespa Newsletter, August 2023

Advances in Vespa features and performance include multilingual models, more control over ANN queries, mapped tensors in queries, and multiple new features in pyvespa and the Vespa CLI.

Kristian Aune
31 Aug 2023

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, July 2023

Advances in Vespa features and performance include Vector Streaming Search, GPU accelerated embeddings, Huggingface models and a solution to MIPS using a nearest neighbor search.

Kristian Aune
17 Jul 2023

Photo by Scott Graham on Unsplash

Vespa Newsletter, May 2023

Advances in Vespa features and performance include multi-vector HNSW Indexing, global-phase re-ranking, LangChain support, improved bfloat16 throughput, and new document feed/export features in the Vespa CLI.

Kristian Aune
31 May 2023

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, March 2023

Advances in Vespa features and performance include GPU support, advanced BCP autoscaling, GCP Private Service Connect, and a great update to the e-commerce sample app.

Kristian Aune
21 Mar 2023

Photo by Scott Graham on Unsplash

Vespa Newsletter, January 2023

Advances in Vespa features and performance include Better Tensor formats, AWS PrivateLink, Autoscaling, Data Plane Access Control and Container and Content Node Performance.

Kristian Aune
31 Jan 2023

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, November 2022

Vespa features and performance advances include ANN Pre-Filter Performance, Parent Field Hit-Estimates, Model Training Notebooks, and GCP Support.

Kristian Aune
30 Nov 2022

Photo by Scott Graham on Unsplash

Vespa Newsletter, October 2022

Advances in Vespa features and performance include a BertBase Embedder / model hub, improved query performance, paged attributes, ARM64 support and term bolding in string arrays.

Kristian Aune
31 Oct 2022

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, September 2022

Advances in Vespa features and performance include rank-phase statistics, detailed rank performance analysis, new query- and trace-applications and a new training video!

Kristian Aune
19 Sep 2022

Photo by Scott Graham on Unsplash

Vespa Newsletter, June 2022

Advances in Vespa features and performance include ANN with configurable filtering, fuzzy matching, and native embedding support. Also see pyvespa’s new experimental ranking module!

Kristian Aune
29 Jun 2022

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, April 2022

Advances in Vespa features and performance include tensor and ranking configuration improvements, pyvespa usability features and grouping configuration. Also find new guides for performance and ANN. And a podcast!

Kristian Aune
21 Apr 2022

Photo by Scott Graham on Unsplash

Vespa Newsletter, January 2022

Advances in Vespa features, performance and operability improvements include: Improved synonym support, faster node recovery, re-balancing and re-indexing, WeakAnd query type and new pyvespa features and sample applications.

Kristian Aune
31 Jan 2022

Photo by Ilya Pavlov on Unsplash

Vespa Newsletter, December 2021

Advances in Vespa features and performance include tensor performance improvements, match-features and a Vespa IntelliJ plugin.

Kristian Aune
22 Dec 2021

Photo by Scott Graham on Unsplash

Vespa Newsletter, November 2021

Advances in Vespa features and performance include improved schema inheritance, Intellij plugin for schemas, Hamming distance in ranking, and performance gains in data dump and application deployment.

Kristian Aune
23 Nov 2021

Category vector search

Photo by Christopher Burns on Unsplash

Query Time Constrained Approximate Nearest Neighbor Search

This blog post describes Vespa's industry leading support for combining approximate nearest neighbor search, or vector search, with query constraints to solve real-world search and recommendation problems at scale.

Geir Storli Jo Kristian Bergum
20 May 2022

Category filters

Photo by Christopher Burns on Unsplash

Query Time Constrained Approximate Nearest Neighbor Search

This blog post describes Vespa's industry leading support for combining approximate nearest neighbor search, or vector search, with query constraints to solve real-world search and recommendation problems at scale.

Geir Storli Jo Kristian Bergum
20 May 2022

Category Vespa Cloud

Photo by israel palacio on Unsplash

Managed Vector Search using Vespa Cloud

This blog post describes how your organization can unlock the full potential of multimodal AI-powered vector representations using Vespa -- the industry-leading open-source big data serving engine.

Jo Kristian Bergum
01 Jul 2022

Category Business

Photo by Samson on Unsplash

Architecture Inversion: Scale By Moving Computation Not Data

Have you ever wondered how the world’s largest internet and social media companies can deliver algorithmic content to so many users so fast?

Jon Bratseth
13 Jan 2025

Photo by Firmbee.com on Unsplash

Transforming the Future of Information Retrieval with ColPali

ColPali simplifies and enhances information retrieval from complex, visually rich documents, transforming retrieval-augmented generation

Bonnie Chase
08 Jan 2025

Why Norway’s Environmental Commitment Reflects in Vespa.ai’s Values

Exploring how Vespa.ai exemplifies Norway's commitment to sustainability through efficient technology.

Jürgen Obermann
04 Dec 2024

A Benchmark for Modernizing Elasticsearch with Vespa

Discover how Vespa outperforms Elasticsearch in query efficiency, scalability, and operational costs, making it a robust choice for modern eCommerce search solutions.

Tim Young
20 Nov 2024

Category Engineering

A Benchmark for Modernizing Elasticsearch with Vespa

Discover how Vespa outperforms Elasticsearch in query efficiency, scalability, and operational costs, making it a robust choice for modern eCommerce search solutions.

Tim Young
20 Nov 2024

Category Information Retrieval

Transforming E‑Commerce with AI: Join Our Webinar to See How Vespa Delivers Smarter Search and Recommendations

Live Webinar: Unlock the Future of eCommerce – May 8, 2 PM CET.

Jürgen Obermann
14 Apr 2025

Introducing Vespa Voice — Your Signal for What’s Next in AI-Driven Search Infrastructure

Introducing Vespa Voice: a podcast on AI infrastructure, hybrid search, and RAG.

Bonnie Chase
31 Mar 2025

Photo by Simon Hurry on Unsplash

Shrinking Embeddings for Speed and Accuracy in AI Models

How MRL and BQL Make AI-Powered Representations Efficient

Bonnie Chase
10 Jan 2025

Vespa for Dummies

A beginner's guide to Vespa, exploring its role in information retrieval and its advantages for enterprise AI applications.

Zohar Nissare-Houssen
26 Nov 2024

Category AI

Transforming E‑Commerce with AI: Join Our Webinar to See How Vespa Delivers Smarter Search and Recommendations

Live Webinar: Unlock the Future of eCommerce – May 8, 2 PM CET.

Jürgen Obermann
14 Apr 2025

Introducing Vespa Voice — Your Signal for What’s Next in AI-Driven Search Infrastructure

Introducing Vespa Voice: a podcast on AI infrastructure, hybrid search, and RAG.

Bonnie Chase
31 Mar 2025

Photo by Simon Hurry on Unsplash

Shrinking Embeddings for Speed and Accuracy in AI Models

How MRL and BQL Make AI-Powered Representations Efficient

Bonnie Chase
10 Jan 2025

Vespa for Dummies

A beginner's guide to Vespa, exploring its role in information retrieval and its advantages for enterprise AI applications.

Zohar Nissare-Houssen
26 Nov 2024

Category Vespa

Transforming E‑Commerce with AI: Join Our Webinar to See How Vespa Delivers Smarter Search and Recommendations

Live Webinar: Unlock the Future of eCommerce – May 8, 2 PM CET.

Jürgen Obermann
14 Apr 2025

Introducing Vespa Voice — Your Signal for What’s Next in AI-Driven Search Infrastructure

Introducing Vespa Voice: a podcast on AI infrastructure, hybrid search, and RAG.

Bonnie Chase
31 Mar 2025

Photo by Simon Hurry on Unsplash

Shrinking Embeddings for Speed and Accuracy in AI Models

How MRL and BQL Make AI-Powered Representations Efficient

Bonnie Chase
10 Jan 2025

Vespa for Dummies

A beginner's guide to Vespa, exploring its role in information retrieval and its advantages for enterprise AI applications.

Zohar Nissare-Houssen
26 Nov 2024

Category Technology

Photo by Samson on Unsplash

Architecture Inversion: Scale By Moving Computation Not Data

Have you ever wondered how the world’s largest internet and social media companies can deliver algorithmic content to so many users so fast?

Jon Bratseth
13 Jan 2025

Photo by Firmbee.com on Unsplash

Transforming the Future of Information Retrieval with ColPali

ColPali simplifies and enhances information retrieval from complex, visually rich documents, transforming retrieval-augmented generation

Bonnie Chase
08 Jan 2025

Why Norway’s Environmental Commitment Reflects in Vespa.ai’s Values

Exploring how Vespa.ai exemplifies Norway's commitment to sustainability through efficient technology.

Jürgen Obermann
04 Dec 2024

Category Environment

Photo by Samson on Unsplash

Architecture Inversion: Scale By Moving Computation Not Data

Have you ever wondered how the world’s largest internet and social media companies can deliver algorithmic content to so many users so fast?

Jon Bratseth
13 Jan 2025

Photo by Firmbee.com on Unsplash

Transforming the Future of Information Retrieval with ColPali

ColPali simplifies and enhances information retrieval from complex, visually rich documents, transforming retrieval-augmented generation

Bonnie Chase
08 Jan 2025

Why Norway’s Environmental Commitment Reflects in Vespa.ai’s Values

Exploring how Vespa.ai exemplifies Norway's commitment to sustainability through efficient technology.

Jürgen Obermann
04 Dec 2024

Category E‑Commerce

Transforming E‑Commerce with AI: Join Our Webinar to See How Vespa Delivers Smarter Search and Recommendations

Live Webinar: Unlock the Future of eCommerce – May 8, 2 PM CET.

Jürgen Obermann
14 Apr 2025

Vespa Blog

Category product updates

High performance feeding with Vespa CLI

Vespa CLI can now feed large sets of documents to Vespa efficiently.

Private regional endpoints in Vespa Cloud

Set up private endpoint services on your Vespa Cloud application, and access them from your own VPC, in the same region, through the cloud provider's private network.

GPU-accelerated ML inference in Vespa Cloud

Today we're introducing support for GPU-accelerated ONNX model inference in Vespa, together with support for GPU instances in Vespa Cloud!

Basic HTTP testing of Vespa applications

Write basic tests for a Vespa application in JSON format, run them with the Vespa CLI, and use them to verify production deployments in Vespa Cloud.

Vespa Product Updates, September 2021

Advances in Vespa features and performance include Vespa CLI, nearest neighbor performance improvements, mTLS security, improved write throughput and Sentencepiece Encoder.

Introducing Vespa CLI

The official command-line tool for Vespa is now available.

Vespa Product Updates, July 2021

Advances in Vespa features and performance include HTTP/2 feed and query endpoints, ONNX Runtime integration for stateless model inference, and the new open Vespa Factory build and test system.

Vespa Product Updates, May 2021

Advances in features and performance include new int8 and bfloat16 tensor cell types, compact tensor feed format, Approximate Nearest Neighbor using Hamming distance, hash-based attribute dictionaries and case-sensitive attribute search...

Vespa Product Updates, March 2021

Advances in Vespa features and performance last month include mass update/delete in /document/v1/, improved memory usage, OR-to-WeakAnd and better full node protection.

Vespa Product Updates, January 2021

Advances in Vespa features and performance last month include Automatic Reindexing, Tensor Optimizations and Explainlevel Query Parameter for easier query blueprint tracing.

Vespa Product Updates, December 2020

Advances in Vespa features and performance include improved tensor ranking performance, Apache ZooKeeper integration, Vespa Python API for researchers and ONNX integration.

Vespa Product Updates, October 2020

Improvement to Vespa feeding APIs

Vespa Product Updates, September 2020

Introducing ONNX-Runtime, Hamming Distance Metric, Conditional Update Performance Improvements and Compressed Transaction Log with Synced Ack

Vespa Product Updates, August 2020

Introducing NLP with Transformers, Grafana how-to, Improved GEO Search Support, Query Profile Variants Optimizations, & Build on Debian 10

Vespa Product Updates, June 2020

Announcing support for approximate nearest neighbor vector search which can be combined with filters and text search with state-of-the art performance

Vespa Product Updates, May 2020

The May 2020 update includes Improved Slow Node Tolerance, Multi-Threaded Rank Profile Compilation, Reduced Peak Memory at Startup, Feed Performance Improvements, & Increased Tensor Performance.

Vespa Product Updates, April 2020

The April 2020 update includes Top-K hits, smarter data migration and CloudWatch integration. Contributing to Vespa is now easier with the release of a CentOS 7 dev environment.

Vespa Product Updates, February 2020

Advances in Vespa features and performance in February include LightGBM support, improved tensor performance, benchmarking guide and query builder library

Vespa Product Updates, January 2020

The January 2020 update includes information about new tensor functions, updated sizing guides and various performance improvements.

Category internships

Parsing Through the Summer: A Tale of Schemas, Syntax, and Shenanigans

A tale of two interns who dove into the world of Vespa schemas, developing a language server.

A New Bot: Dawn of a Vespa-Powered Slack Renaissance - A Summer Internship Story

Discover how we harnessed the power of Vespa.ai to build an evolving Slackbot that learns and adapts with every interaction!

Summer Internship at Vespa

The tale of 2023's summer interns and their attempt at generating training data for information retrieval with LLMs.

Summer internship at Vespa

After the summer internship of 2022 the intern has summarized what he has done and his experience at Vespa

Internship at Vespa

After the summer internship of 2021 the interns have summarised what they have done and their experience at Vespa

Category newsletter

Vespa Newsletter, September 2025

Advances in Vespa features and performance include new ANN tuning parameters, improvements to Geo filtering, filtering in grouping, and relevance score carry-over to global ranking.

Vespa Newsletter, June 2025

Advances in Vespa features and performance include layered ranking for RAG applications, chunking, and facet filtering.

Vespa Newsletter, April 2025

Advances in Vespa features and performance include Lexical Search Query Performance, Pyvespa Relevance Evaluator, Global-phase rank-score-drop-limit, and Compact tensor representation.

Vespa Newsletter, January 2025

Advances in Vespa features and performance include Pyvespa Querybuilder, Vespa input/output plugins for Logstash, ModernBERT models, and Vespa CLI multi-get.

Vespa Newsletter, December 2024

Advances in Vespa features and performance include Elasticsearch vs Vespa Performance Comparison, Vision RAG and Binarizing Vectors

Vespa Newsletter, October 2024

Advances in Vespa features and performance include Global significance models and Nearest Neighbor Search with multiple sparse tensor dimensions.

Vespa Newsletter, September 2024

Advances in Vespa features and performance include Optimized MaxSim with Hamming distance, IDE Support, Pyvespa features, and new notebooks with ColPali examples.

Vespa Newsletter, August 2024

Advances in Vespa features and performance include new pyvespa and Vespa CLI features for queries, feeding, and deployment, shared match-phase heap, Chinese tokenization with Jieba, and new ranking framework features....

Vespa Newsletter, May 2024

Advances in Vespa features and performance include improved vector search performance, fuzzy search with prefix match, RAG, and new Pyvespa and embedding features.

Vespa Newsletter, April 2024

Advances in Vespa features and performance include a new SPLADE embedder, float16 support for ONNX models, new Cohere guides, and support for using ColBERT with long texts.

Vespa Newsletter, February 2024

Advances in Vespa features and performance include the YQL IN operator, new streaming search features, and embed using parameter substitution.

Vespa Newsletter, December 2023

Advances in Vespa features and performance include rank score normalization in the global ranking phase, improved feeding using PyVespa, token authentication, and query match debugging!

Vespa Newsletter, October 2023

Advances in Vespa features and performance include Vespa Cloud Enclave, Lucene Linguistics integration, much faster fuzzy query term matching, and performance and usability improvements.

Vespa Newsletter, August 2023

Advances in Vespa features and performance include multilingual models, more control over ANN queries, mapped tensors in queries, and multiple new features in pyvespa and the Vespa CLI.