Yunqi (ClickZetta / Singdata Lakehouse)

Yunqi (云器科技, English brands ClickZetta and Singdata) is a cloud-native AI Lakehouse company that unifies structured, semi-structured, and unstructured data on Apache Iceberg behind a single vectorized SQL engine. Its proprietary Generic Incremental Computation (GIC) model powers Dynamic Table pipelines, compute-storage separation, and native AI capabilities such as vector search, LLM functions, and Semantic Views. The platform is consumed programmatically through JDBC, an official Python connector (PEP 249), a Java SDK, the ZettaPark DataFrame API, a dbt adapter, a SQLAlchemy dialect, a Go client, and an AI-agent-friendly CLI, delivered as a fully managed SaaS on Alibaba Cloud, Tencent Cloud, and AWS. Backed by Qiming Venture Partners.

Yunqi (ClickZetta / Singdata Lakehouse) is profiled on the APIs.io network. Tagged areas include Company, Data, Lakehouse, Analytics, and SQL.

Yunqi (ClickZetta / Singdata Lakehouse)’s developer surface includes documentation, API reference, getting-started guide, pricing, engineering blog, signup flow, changelog, and 17 more developer resources.

🌐 Visit website 📡 Source on GitHub
33.7/100 thin ▬ flat Agent 26/100 agent aware Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
0 APIs 1 MCP Servers
CompanyDataLakehouseAnalyticsSQLCloudData EngineeringAIApache IcebergDatabase

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 33.7/100 · thin
Contract Quality 0.0 / 25
Developer Ergonomics 15.2 / 20
Commercial Clarity 8.9 / 20
Operational Transparency 2.7 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 26/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 5 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/yunqi: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

yunqi-mcp.yml

MCP SERVER

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Yunqi Authentication

username-password/key-pair/oauth2 · 3 schemes

SECURITY

Yunqi Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 4

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 SignUp
SignUp
 Login
Login

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 3

MCP servers, agent skills, and machine-readable catalogs

MCPServer
MCPServer
 AgentSkill
AgentSkill
 LLMsTxt
LLMsTxt

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

Lifecycle
Lifecycle
 Conformance
Conformance

Build 4

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization
 Packages
Packages
 SDKs
SDKs
 CLI
CLI

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 2

Status, limits, changes, and where to get help

ChangeLog
ChangeLog
 ChangeLog
ChangeLog

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: yunqi
name: Yunqi (ClickZetta / Singdata Lakehouse)
description: Yunqi (云器科技, English brands ClickZetta and Singdata) is a cloud-native AI Lakehouse company that unifies structured,
  semi-structured, and unstructured data on Apache Iceberg behind a single vectorized SQL engine. Its proprietary Generic
  Incremental Computation (GIC) model powers Dynamic Table pipelines, compute-storage separation, and native AI capabilities
  such as vector search, LLM functions, and Semantic Views. The platform is consumed programmatically through JDBC, an official
  Python connector (PEP 249), a Java SDK, the ZettaPark DataFrame API, a dbt adapter, a SQLAlchemy dialect, a Go client, and
  an AI-agent-friendly CLI, delivered as a fully managed SaaS on Alibaba Cloud, Tencent Cloud, and AWS. Backed by Qiming Venture
  Partners.
url: https://raw.githubusercontent.com/api-evangelist/yunqi/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- qiming
x-tier: profiled
x-tier-reason: enriched-from-portfolio-lead
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
image: https://www.yunqi.tech/favicon.ico
tags:
- Company
- Data
- Lakehouse
- Analytics
- SQL
- Cloud
- Data Engineering
- AI
- Apache Iceberg
- Database
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://www.yunqi.tech
- type: DeveloperPortal
  url: https://www.yunqi.tech/documents
- type: Documentation
  url: https://www.singdata.com/documents
- type: APIReference
  url: https://www.yunqi.tech/documents/python_reference/connector
- type: GettingStarted
  url: https://www.singdata.com/documents/overview
- type: Pricing
  url: https://www.yunqi.tech/documents/pricing
- type: Blog
  url: https://www.yunqi.tech/resource/blogs
- type: SignUp
  url: https://accounts.clickzetta.com/register
- type: Login
  url: https://accounts.clickzetta.com/login
- type: TermsOfService
  url: https://www.singdata.com/documents/service-aggrement
- type: PrivacyPolicy
  url: https://www.singdata.com/documents/privacy-policy
- type: GitHubOrganization
  url: https://github.com/clickzetta
- type: ChangeLog
  url: https://www.yunqi.tech/documents/releasenotes
- type: Packages
  url: packages/yunqi-packages.yml
- type: SDKs
  url: packages/yunqi-packages.yml
- type: CLI
  url: cli/yunqi-cli.yml
- type: MCPServer
  url: mcp/yunqi-mcp.yml
- type: AgentSkill
  url: skills/_index.yml
- type: LLMsTxt
  url: llms/yunqi-llms.txt
- type: Authentication
  url: authentication/yunqi-authentication.yml
- type: Lifecycle
  url: lifecycle/yunqi-lifecycle.yml
- type: ChangeLog
  url: changelog/yunqi-changelog.yml
  name: Release notes (artifact)
- type: Conformance
  url: conformance/yunqi-conformance.yml
- type: DomainSecurity
  url: security/yunqi-domain-security.yml
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 11
  pass: local-v1