Shipyard Software

Shipyard Software is the DeFi technology company behind Clipper, a decentralized exchange (DEX) designed for retail traders that offers blue-chip token swaps with no impermanent loss for liquidity providers. Founded in 2021 by Mark Lurie and backed by Polychain and others, Shipyard built market-making technology across eight blockchains before being acquired by Sushi Labs in January 2025. Clipper, now governed by AdmiralDAO, exposes a Request-for-Quote (RFQ) swap API for DEX aggregators and a Graph-hosted GraphQL subgraph for querying on-chain pool data.

Shipyard Software publishes 2 APIs on the APIs.io network. Tagged areas include Company, Defi, DEX, Decentralized Exchange, and Cryptocurrency.

Shipyard Software’s developer surface includes documentation, API reference, getting-started guide, engineering blog, support, authentication, and 12 more developer resources.

27.6/100 emerging ▬ flat Agent 17/100 agent aware Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
2 APIs
CompanyDefiDEXDecentralized ExchangeCryptocurrencyTradingBlockchainWeb3LiquidityRFQ

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 27.6/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 8.7 / 20
Commercial Clarity 4.2 / 20
Operational Transparency 0.7 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 17/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 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/shipyard-software: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

Clipper RFQ API

Request-for-Quote swap API for the Clipper DEX. Aggregators retrieve pool state (price feeds, k factor), request firm quotes, and sign quotes to obtain the EIP-2098 signature/ca...

Clipper Subgraph (GraphQL)

GraphQL API endpoints hosted on The Graph that index Clipper's smart contracts across Ethereum, Optimism, Polygon, and Arbitrum — pools, swaps, deposits, withdrawals, volume, an...

Security Posture 2

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

Shipyard Software Authentication

apiKey/http-basic · 2 schemes

SECURITY

Shipyard Software Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

Documentation 2

Reference material describing how the API behaves

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

Build 1

SDKs, sample code, and the tooling you integrate with

Access & Security 2

Authentication, authorization, and security posture

Operate 1

Status, limits, changes, and where to get help

Commercial 2

Pricing, plans, and the legal terms of use

Company 3

The organization behind the API

Source (apis.yml)

apis.yml Raw ↑
aid: shipyard-software
name: Shipyard Software
description: Shipyard Software is the DeFi technology company behind Clipper, a decentralized exchange (DEX) designed for
  retail traders that offers blue-chip token swaps with no impermanent loss for liquidity providers. Founded in 2021 by Mark
  Lurie and backed by Polychain and others, Shipyard built market-making technology across eight blockchains before being
  acquired by Sushi Labs in January 2025. Clipper, now governed by AdmiralDAO, exposes a Request-for-Quote (RFQ) swap API
  for DEX aggregators and a Graph-hosted GraphQL subgraph for querying on-chain pool data.
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
image: https://cdn.prod.website-files.com/60df16dcc790bfc63d95ec12/61d7236cbf760c5b4af9369f_shipyard-illustrations-social.png
url: https://raw.githubusercontent.com/api-evangelist/shipyard-software/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- polychain
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Defi
- DEX
- Decentralized Exchange
- Cryptocurrency
- Trading
- Blockchain
- Web3
- Liquidity
- RFQ
apis:
- aid: shipyard-software:clipper-rfq-api
  name: Clipper RFQ API
  description: Request-for-Quote swap API for the Clipper DEX. Aggregators retrieve pool state (price feeds, k factor), request
    firm quotes, and sign quotes to obtain the EIP-2098 signature/calldata needed to execute swaps against Clipper pool contracts
    on Ethereum, Polygon, Optimism, Mantle, and Arbitrum. API v2 is served from blade-api.sushi.com with x-api-key authentication;
    API v1 remains at api.clipper.exchange.
  humanURL: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq
  baseURL: https://blade-api.sushi.com
  tags:
  - DeFi
  - DEX
  - Swaps
  - RFQ
  - Quotes
  properties:
  - type: Documentation
    url: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq
  - type: APIReference
    url: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq/api-reference/api-v2/overview
  - type: GettingStarted
    url: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq/guides/how-to-use-clipper-rfq-api
- aid: shipyard-software:clipper-subgraph
  name: Clipper Subgraph (GraphQL)
  description: GraphQL API endpoints hosted on The Graph that index Clipper's smart contracts across Ethereum, Optimism, Polygon,
    and Arbitrum — pools, swaps, deposits, withdrawals, volume, and fee data for analytics and integrations.
  humanURL: https://docs.clipper.exchange/disclaimers-and-technical/smart-contracts/subgraph
  baseURL: https://api.thegraph.com/subgraphs/name/edoapp/clipper
  tags:
  - GraphQL
  - Subgraph
  - Analytics
  - DeFi
  properties:
  - type: Documentation
    url: https://docs.clipper.exchange/disclaimers-and-technical/smart-contracts/subgraph
  - type: GraphQL
    url: graphql/shipyard-software-clipper-subgraph.graphql
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/shipyard-software-domain-security.yml
- type: Website
  url: https://www.shipyardsoftware.org
- type: Documentation
  url: https://docs.clipper.exchange
- type: APIReference
  url: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq/api-reference/api-v2/overview
- type: GettingStarted
  url: https://docs.clipper.exchange/disclaimers-and-technical/integrating-with-clipper-rfq/guides/how-to-use-clipper-rfq-api
- type: Blog
  url: https://www.shipyardsoftware.org/journal
- type: GitHubOrganization
  url: https://github.com/shipyard-software
- type: Support
  url: http://discord.clipper.exchange
- type: TermsOfService
  url: https://docs.clipper.exchange/disclaimers-and-technical/terms-of-service
- type: PrivacyPolicy
  url: https://docs.clipper.exchange/disclaimers-and-technical/privacy-policy
- type: Twitter
  url: https://twitter.com/shipyardsw
- type: LLMsTxt
  url: llms/shipyard-software-llms.txt
- type: ErrorCatalog
  url: errors/shipyard-software-problem-types.yml
- type: Authentication
  url: authentication/shipyard-software-authentication.yml
- type: Conventions
  url: conventions/shipyard-software-conventions.yml
- type: Lifecycle
  url: lifecycle/shipyard-software-lifecycle.yml
- type: Conformance
  url: conformance/shipyard-software-conformance.yml
- type: DataModel
  url: data-model/shipyard-software-data-model.yml
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 10
  pass: local-v1