Built for teams shipping real AI

Whether you are launching an agent MVP or scaling intelligence across commerce and ops—we meet you where you are.

AI Product Teams

Turn LLM prototypes into production apps with RAG, streaming, guardrails, and observability.

E-Commerce & Live Sellers

Support agents, product content AI, and live-selling tools connected to your storefront.

Enterprise Operations

Workflow agents and copilots wired to ERP, CRM, databases, and internal knowledge.

Global Brands

Cross-border platforms, mobile channels, and AI—delivered as one integrated stack.

From AI Prototype to Production

LangSoft is built around intelligent systems—not generic IT. We ship agents that act, apps that reason, and APIs your business can rely on.

Talk About Your AI Project
LangChain / LangGraph OpenAI & Local LLMs Vector Search & RAG Streaming APIs WeChat · Alipay · iOS · Android

Full Stack

AI Intelligence + Software & Commerce

Agents and AI apps are our center of gravity—we also build the platforms they run on.

Agent Development

Multi-step agents with memory, tools, and enterprise-grade deployment.

AI Applications

LLM products, RAG systems, and intelligent interfaces for real users.

Software Development

Web platforms, APIs, and backends that power your AI and business logic.

Mobile Development

WeChat & Alipay mini programs, native iOS and Android apps for your users on the go.

Cross-Border E-Commerce

Global storefronts, marketplaces, and cross-border order operations.

Live Commerce

Live streaming sales, campaigns, and real-time engagement systems.

Representative Work

Problems we solve

Anonymized scenarios from agent, RAG, commerce, and mobile engagements.

Typical engagement patterns—client names are published only with permission.

Support Agent

Commerce customer service automation

Multi-step agent connected to order data and a product knowledge base—escalates to humans when confidence is low.

Outcome: faster first response and fewer repetitive tickets.

RAG Copilot

Internal knowledge assistant

Document Q&A and summarization over policies, manuals, and ops runbooks with access control.

Outcome: teams find answers without searching across drives and chats.

Commerce Stack

Cross-border + mobile channels

Storefront, WeChat mini program, and backend APIs unified for catalog, orders, and customer chat.

Outcome: one team, one stack—from web to mobile to AI.

Ops Copilot

Sales & operations assistant

Copilot for lookup, drafts, and follow-ups—connected to CRM data and internal dashboards with human review.

Outcome: less time on repetitive reporting and customer prep.

Live Commerce AI

Live-selling content & chat assist

AI-assisted product scripts, FAQ replies, and post-stream summaries tied to catalog and campaign data.

Outcome: faster prep for live sessions and more consistent on-air responses.

LangSoft end-to-end AI and software delivery

End-to-end delivery—not demos

LangSoft combines AI engineering with software, mobile, and commerce platforms. One partner from discovery through launch and iteration.

2020 Building software & digital products
6 Core delivery lines
AI-first Agents & LLM apps at the center
Hangzhou Serving clients in China & abroad

Capabilities

AI at the Center

Platforms & tools we ship with

Technologies and ecosystems we integrate—not a client logo wall.

OpenAI / LLM APIs
LangChain
Python · FastAPI
MySQL · Redis
WeChat
Alipay
iOS
Android
Cloud Deploy

Logos represent platforms we work with, not customer endorsements.

Ready to build your AI agent?

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