Trellis Research

Trellis (trellis.law) is an AI-powered state and federal court research and litigation analytics platform built by litigators for legal teams. It aggregates the most extensive U.S. trial court data available — State Trial, Federal, District, Appellate, Supreme Court, and Bankruptcy cases across all 50 states plus DC — and exposes it through Smart Search, a REST Data API (V2, with federal and PACER integration), and a remote OAuth-secured MCP server. Capabilities include case/docket search, document retrieval, tentative rulings, verdict records, judge and firm analytics, party and expert search, case/topic alerts, and webhook notifications for docket refreshes.

Trellis Research publishes 1 API on the APIs.io network. Tagged areas include Company, Legal, Legal Research, Court Records, and Litigation Analytics.

The Trellis Research catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Trellis Research’s developer surface includes documentation, API reference, engineering blog, support, signup flow, authentication, changelog, and 13 more developer resources.

🌐 Visit website 📡 Source on GitHub
36.9/100 thin ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
1 APIs 1 MCP Servers
CompanyLegalLegal ResearchCourt RecordsLitigation AnalyticsJudicial AnalyticsLegal DataAPIMCP

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 36.9/100 · thin
Contract Quality 5.7 / 25
Developer Ergonomics 10.0 / 20
Commercial Clarity 6.8 / 20
Operational Transparency 5.1 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 31/100 · 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 6 / 6
Agent Skills 0 / 5
Well-Known Catalog 4 / 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/trellis-research: 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 1

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

Trellis Trial Court Data API

REST Data API (V2, May 2024) for programmatic access to U.S. state and federal trial court data — Search (Boolean/query over Cases, Documents, Rulings with filtering and sorting...

MCP Servers 1

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

trellis-research-mcp.yml

MCP SERVER

Event Specifications 1

AsyncAPI definitions for this provider's event-driven and streaming APIs.

Trellis Research Webhooks

ASYNCAPI

Security Posture 2

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

Trellis Research Authentication

apiKey/oauth2 · 2 schemes

SECURITY

Trellis Research Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Get Started 2

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 SignUp
SignUp

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
 WellKnown
WellKnown
 LLMsTxt
LLMsTxt

Design & Contract 4

Pagination, idempotency, versioning, errors, and events

Webhooks
Webhooks
 Conventions
Conventions
 Lifecycle
Lifecycle
 Conformance
Conformance

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 3

Status, limits, changes, and where to get help

Support
Support
 StatusPage
StatusPage
 ChangeLog
ChangeLog

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: trellis-research
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://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/trellis-research.png
name: Trellis Research
description: Trellis (trellis.law) is an AI-powered state and federal court research and litigation analytics platform built
  by litigators for legal teams. It aggregates the most extensive U.S. trial court data available — State Trial, Federal,
  District, Appellate, Supreme Court, and Bankruptcy cases across all 50 states plus DC — and exposes it through Smart Search,
  a REST Data API (V2, with federal and PACER integration), and a remote OAuth-secured MCP server. Capabilities include case/docket
  search, document retrieval, tentative rulings, verdict records, judge and firm analytics, party and expert search, case/topic
  alerts, and webhook notifications for docket refreshes.
url: https://raw.githubusercontent.com/api-evangelist/trellis-research/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- techstars
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 12
  pass: local-v1
tags:
- Company
- Legal
- Legal Research
- Court Records
- Litigation Analytics
- Judicial Analytics
- Legal Data
- API
- MCP
apis:
- name: Trellis Trial Court Data API
  description: REST Data API (V2, May 2024) for programmatic access to U.S. state and federal trial court data — Search (Boolean/query
    over Cases, Documents, Rulings with filtering and sorting), Rulings, Judges, Usage (billing-cycle usage stats), and Webhooks
    (manage refresh/alert notifications). API-key auth via the Authorization header.
  humanURL: https://support.trellis.law/trellis-api
  baseURL: https://trellis.law/api/
  properties:
  - type: Documentation
    url: https://support.trellis.law/trellis-api
  - type: APIReference
    url: https://support.trellis.law/trellis-api
  - type: Authentication
    url: authentication/trellis-research-authentication.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://trellis.law/
- type: DeveloperPortal
  url: https://support.trellis.law/trellis-api
- type: Documentation
  url: https://support.trellis.law/
- type: APIReference
  url: https://support.trellis.law/trellis-api
- type: Blog
  url: https://blog.trellis.law/
- type: Support
  url: https://support.trellis.law/
- type: SignUp
  url: https://trellis.law/signup
- type: TermsOfService
  url: https://trellis.law/terms-of-service
- type: PrivacyPolicy
  url: https://trellis.law/privacy-policy
- type: StatusPage
  url: https://status.trellis.law/
- type: MCPServer
  url: mcp/trellis-research-mcp.yml
- type: Authentication
  url: authentication/trellis-research-authentication.yml
- type: Webhooks
  url: asyncapi/trellis-research-webhooks.yml
- type: Conventions
  url: conventions/trellis-research-conventions.yml
- type: Lifecycle
  url: lifecycle/trellis-research-lifecycle.yml
- type: ChangeLog
  url: changelog/trellis-research-changelog.yml
- type: Conformance
  url: conformance/trellis-research-conformance.yml
- type: WellKnown
  url: well-known/trellis-research-well-known.yml
- type: LLMsTxt
  url: llms/trellis-research-llms.txt
- type: DomainSecurity
  url: security/trellis-research-domain-security.yml