Pinterest Engineering10 min readMar 19, 2026

Building an MCP Ecosystem at Pinterest

Tan Wang | Software Engineer, Agent FoundationsOver the last year, Pinterest has gone from “MCP sounds interesting” to running a growing ecosystem of Model Context Protocol (MCP) servers, a central re

Backend AI

Model Context Protocol (MCP)gRPCAPI DesignMicroservices

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Unified Context-Intent Embeddings for Scalable Text-to-SQL

Your Analysts Already Wrote the Perfect PromptAuthors: Keqiang Li, Bin YangIn our previous blog post, we shared how Pinterest built Text-to-SQL with RAG-based...

DatabasesPerformanceBackendAI

Pinterest Engineering7 minMar 3, 2026

Unifying Ads Engagement Modeling Across Pinterest Surfaces

Authors: Duna Zhan | Machine Learning Engineer II; Qifei Shen | Senior Staff Machine Learning Engineer; Matt Meng | Staff Machine Learning Engineer; Jiacheng...

BackendAI

Machine LearningAPI Design

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