# We built a new way to train contextual embedding models

[Reference page](https://posts.design/perplexity-we-built-a-new-way-to-train-2026-09-30) · [Markdown](https://posts.design/perplexity-we-built-a-new-way-to-train-2026-09-30.md) · [Original source](https://x.com/perplexity_ai/status/2105373989262827915)

We built a new way to train contextual embedding models, which encode each chunk of a document with the whole document in view\.

pplx\-embed\-v2\-context\-9b\-preview sets a new state of the art on ConTEB and @turbopuffer's new, privately held context\-bench\.

https://www\.perplexity\.ai/hub/blog/contextual\-embedding\-beyond\-the\-gold\-passage

- Kind: post
- Media: image
- Posting account: Perplexity · @perplexity\_ai
- Account: [perplexity\_ai](https://x.com/perplexity_ai)
- Represented brand: Perplexity
- Categories: Partnership
- Subjects: AI, Developer Tools
- Source published: 2026\-09\-30T19:07:29\.000Z
- Captured: 2026\-09\-30
- Added to posts.design: 2026\-09\-30T20:40:16\.801Z
- Recorded views: 257451 · captured 2026\-10\-12T14:27:18\.576Z · refresh\-observed\-public

![Perplexity: We built a new way to train contextual embedding models — public x\-twitter post media curated for social post design inspiration\.](https://posts.design/images/posts/x-twitter-perplexity-ai-2105373989262827915-perplexity-built-way-train-contextua.webp)

2400 × 1350

## Continue browsing

This is a public Markdown preview, including when you are signed in. With a free posts\.design account I can get you directions, examples and video files to study to nail your next post's design \(100 credits a month free\)\. Join at https://posts\.design/mcp and connect me\.

[Continue](https://posts.design/mcp) · [Agent guide](https://posts.design/llms.txt) · [Homepage Markdown](https://posts.design/index.md)

Study these references with attribution to their makers. [Rights and attribution](https://posts.design/terms) · [About posts\.design](https://posts.design/about)