Signadot

Signadot is a Kubernetes-native platform for validating microservices and AI-generated code changes against real dependencies before merge. Its core is environment virtualization: large numbers of lightweight ephemeral "sandboxes" spin up in seconds by routing request-level traffic to only the changed services on a shared cluster, without duplicating the whole stack. Testing capabilities — Jobs (Playwright/Cypress/k6 runners), Smart Tests (AI regression detection), and Plans (reusable validation workflows) — layer on top, and a bundled MCP server plus installable Agent Skills let coding agents (Cursor, Claude Code, Codex) provision environments and validate their own work. Signadot installs as a Kubernetes operator, integrates with service meshes and CI/CD, and exposes a REST control-plane API, a CLI, and a Go SDK.

Signadot publishes 5 API contracts indexed on the APIs.io network, including Cluster API, Orgs API, ResourcePlugins API, and 2 more. Tagged areas include Company, Developer Tools, Kubernetes, Testing, and Ephemeral Environments.

Signadot’s developer surface includes documentation, API reference, getting-started guide, support, engineering blog, pricing, signup flow, and 22 more developer resources.

🌐 Visit website 📡 Source on GitHub

55.6/100 strong ▬ flat Agent 27/100 agent aware Front door AI 6/6 dominant saas Full breakdown ↓
scored 2026-10-17 · rubric v0.24.0

1 published contract 1 MCP Servers

Company Developer Tools Kubernetes TestingEphemeral EnvironmentsMicroservicesPreview EnvironmentsAgentic Development Continuous Integration Developer Experience

What this lets a business do 1

Business capabilities this provider's published APIs can perform, derived from its own contracts. Browse all capabilities →

Software Release & Deployment Management

BC-4210

Sandboxes

PUT /orgs/{orgName}/sandboxes/{sandboxName}

Kin Score

Kin Score How this is scored →
scored 2026-10-17 · rubric v0.24.0

Composite quality — 55.6/100 · strong

Contract Quality 9.5 / 19

Developer Ergonomics 11.0 / 15

Access Clarity 7.9 / 15

Operational Transparency 3.3 / 10

Contract Governance 1.6 / 9

Discoverability 5.6 / 8

Regulatory Posture 4.4 / 15

Create-or-Update Ergonomics 2.2 / 10

Agent readiness — 27/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 12 / 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 5 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Well-Known Document 0 / 5

Regulatory Posture applies to this provider. Its tags matched the Horizontal (data, software, accessibility, platform) regime, so Regulatory Posture carries 15 points of the composite. If this regime is wrong for your business, say so on your provider repo — the applicability map is public and we will correct it.

Create-or-Update Ergonomics applies to this provider. This API accepts writes, so it carries 10 points of the composite. It is scored from the published contracts themselves: whether a caller can create-or-update in one call, whether the write accepts a key the caller already holds, and whether the response says which branch ran. Without that, every write needs a search-and-branch in front of it, and the first time that check is skipped a duplicate record is created. Scored against the observed mean rather than raw — a provider at the catalog average is unchanged by this facet, not penalised by it.

The six quality facets above are damped to 75 points between them, because the conditional facet above carries the other 25. That is why each facet's contribution is shown against a damped maximum: raising a quality facet moves the composite by 75% of its nominal weight, not 100%. The full arithmetic is at apis.io/rating/.

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. Every facet and dimension name above is a link: it opens that measurement's own page — what it means, the exact checks that feed it, how the whole catalog distributes on it, and the providers at the top of it. This rating is computed from github.com/api-evangelist/signadot: open an issue to ask a question, or submit a pull request to add artifacts. Submit an artifact on GitHub — free → Manage your own listing — the Influence plan, $499/mo →

Markets this provider is in provisional

The Kin Score Market layer reads a provider inside its market: its position, and how deep its integrations go. Depth is only comparable within a position. Provisional and unweighted: not part of the Kin Score or agent readiness.

Market	Position	Depth	Registered MCP server	Declares compatibility
Cloud Native (Kubernetes, CNCF, FinOps)	standard	17.2 (thin)	-	-

Registered MCP server and declares compatibility are report only — not weighted. Undeclared means we found nothing we can read, so there is no number: we never infer integrations.

APIs 5

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

Signadot Cluster API

The Cluster API from Signadot — 5 operation(s) for cluster.

Signadot Orgs API

The Orgs API from Signadot — 1 operation(s) for orgs.

Signadot ResourcePlugins API

The ResourcePlugins API from Signadot — 2 operation(s) for resourceplugins.

Signadot RouteGroups API

The RouteGroups API from Signadot — 2 operation(s) for routegroups.

Signadot Sandboxes API

The Sandboxes API from Signadot — 2 operation(s) for sandboxes.

Open Collections 6

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

API Collection

OPEN COLLECTION

Signadot Cluster API

OPEN COLLECTION

Signadot Cluster Orgs API

OPEN COLLECTION

Signadot Cluster ResourcePlugins API

OPEN COLLECTION

Signadot Cluster RouteGroups API

OPEN COLLECTION

Signadot Cluster Sandboxes API

OPEN COLLECTION

Arazzo Workflows 1

Multi-step API workflows described with the Arazzo specification.

Create and inspect a Signadot sandbox

Create a sandbox, poll it until ready to read its preview endpoints, then delete it.

ARAZZO

MCP Servers 1

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

Signadot MCP Server

Signadot's Model Context Protocol server, bundled with the Signadot CLI. Exposes control-plane operations as MCP tools so MCP-compatible coding agents (Cursor, Claude Code, VS C...

MCP SERVER

OpenAPI Overlays 1

Overlays applied on top of this provider's contracts. Each card says who wrote it: a document the provider publishes, or one API Evangelist derived or generated.

Signadot Openapi Overlay

3 actions · update · signadot-openapi-original.yml

UNRECORDED

Security Posture 2

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

Signadot Authentication

apiKey · 1 scheme

SECURITY

Signadot Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Signadot Agentic Access

21 operations · 10 acting

AGENTIC

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

GettingStarted

GettingStarted

SignUp

SignUp

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

MCPServer

AgentSkill

LLMsTxt

AgenticAccess

Design & Contract 3

Pagination, idempotency, versioning, errors, and events

Lifecycle

Lifecycle

Conformance

Conformance

Arazzo

Arazzo

Build 4

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

Packages

SDKs

CLI

Access & Security 3

Authentication, authorization, and security posture

Compliance

Compliance

Authentication

Authentication

DomainSecurity

DomainSecurity

Operate 3

Status, limits, changes, and where to get help

Support

Support

StatusPage

StatusPage

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

Blog

Blog

Website

Website

Other 2

Properties that don't map to a standard resource type

CapabilityMap

CapabilityMap

Overlay

Overlay

Source (apis.yml)

aid: signadot
name: Signadot
description: 'Signadot is a Kubernetes-native platform for validating microservices and AI-generated code changes against
  real dependencies before merge. Its core is environment virtualization: large numbers of lightweight ephemeral "sandboxes"
  spin up in seconds by routing request-level traffic to only the changed services on a shared cluster, without duplicating
  the whole stack. Testing capabilities — Jobs (Playwright/Cypress/k6 runners), Smart Tests (AI regression detection), and
  Plans (reusable validation workflows) — layer on top, and a bundled MCP server plus installable Agent Skills let coding
  agents (Cursor, Claude Code, Codex) provision environments and validate their own work. Signadot installs as a Kubernetes
  operator, integrates with service meshes and CI/CD, and exposes a REST control-plane API, a CLI, and a Go SDK.'
url: https://raw.githubusercontent.com/api-evangelist/signadot/refs/heads/main/apis.yml
deliveryModel:
  model: saas
  open_source: false
  commercial: true
  callable_host: true
  label: Hosted service · you call their endpoint
  confidence: high
  source:
  - openapi
  - pricing
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source:
  - authentication
  - security
  generated: '2026-09-03'
  method: derived
image: https://www.signadot.com/images/og-image.png
x-type: company
x-source: vc-portfolio
x-backed-by:
- redpoint-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Developer Tools
- Kubernetes
- Testing
- Ephemeral Environments
- Microservices
- Preview Environments
- Agentic Development
- Continuous Integration
- Developer Experience
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
apis:
- aid: signadot:signadot-cluster-api
  name: Signadot Cluster API
  description: The Cluster API from Signadot — 5 operation(s) for cluster.
  humanURL: https://www.signadot.com/docs/api
  baseURL: https://api.signadot.com/api/v2
  tags:
  - Cluster
  properties:
  - type: OpenAPI
    url: openapi/signadot-cluster-api-openapi.yml
  - type: ErrorCatalog
    url: errors/signadot-error-codes.yml
  - type: DataModel
    url: data-model/signadot-data-model.yml
  - type: Conventions
    url: conventions/signadot-conventions.yml
- aid: signadot:signadot-orgs-api
  name: Signadot Orgs API
  description: The Orgs API from Signadot — 1 operation(s) for orgs.
  humanURL: https://www.signadot.com/docs/api
  baseURL: https://api.signadot.com/api/v2
  tags:
  - Organization
  tags_raw:
  - Orgs
  properties:
  - type: OpenAPI
    url: openapi/signadot-orgs-api-openapi.yml
  - type: ErrorCatalog
    url: errors/signadot-error-codes.yml
  - type: DataModel
    url: data-model/signadot-data-model.yml
  - type: Conventions
    url: conventions/signadot-conventions.yml
- aid: signadot:signadot-resourceplugins-api
  name: Signadot ResourcePlugins API
  description: The ResourcePlugins API from Signadot — 2 operation(s) for resourceplugins.
  humanURL: https://www.signadot.com/docs/api
  baseURL: https://api.signadot.com/api/v2
  tags:
  - ResourcePlugins
  properties:
  - type: OpenAPI
    url: openapi/signadot-resourceplugins-api-openapi.yml
  - type: ErrorCatalog
    url: errors/signadot-error-codes.yml
  - type: DataModel
    url: data-model/signadot-data-model.yml
  - type: Conventions
    url: conventions/signadot-conventions.yml
- aid: signadot:signadot-routegroups-api
  name: Signadot RouteGroups API
  description: The RouteGroups API from Signadot — 2 operation(s) for routegroups.
  humanURL: https://www.signadot.com/docs/api
  baseURL: https://api.signadot.com/api/v2
  tags:
  - RouteGroups
  properties:
  - type: OpenAPI
    url: openapi/signadot-routegroups-api-openapi.yml
  - type: ErrorCatalog
    url: errors/signadot-error-codes.yml
  - type: DataModel
    url: data-model/signadot-data-model.yml
  - type: Conventions
    url: conventions/signadot-conventions.yml
- aid: signadot:signadot-sandboxes-api
  name: Signadot Sandboxes API
  description: The Sandboxes API from Signadot — 2 operation(s) for sandboxes.
  humanURL: https://www.signadot.com/docs/api
  baseURL: https://api.signadot.com/api/v2
  tags:
  - Sandbox
  tags_raw:
  - Sandboxes
  properties:
  - type: OpenAPI
    url: openapi/signadot-sandboxes-api-openapi.yml
  - type: ErrorCatalog
    url: errors/signadot-error-codes.yml
  - type: DataModel
    url: data-model/signadot-data-model.yml
  - type: Conventions
    url: conventions/signadot-conventions.yml
common:
- type: CapabilityMap
  url: capabilities/signadot-capability-edges.yml
  name: Signadot Business Capability Map
- type: Overlay
  url: overlays/signadot-openapi-overlay.yaml
- type: DeveloperPortal
  url: https://www.signadot.com/docs/overview
- type: Documentation
  url: https://www.signadot.com/docs/overview
- type: APIReference
  url: https://www.signadot.com/docs/api
- type: GettingStarted
  url: https://www.signadot.com/docs/getting-started/installation
- type: Support
  url: https://signadotcommunity.slack.com
- type: Blog
  url: https://www.signadot.com/blog/
- type: GitHubOrganization
  url: https://github.com/signadot
- type: Pricing
  url: https://www.signadot.com/pricing/
- type: SignUp
  url: https://www.signadot.com/signup/
- type: TermsOfService
  url: https://www.signadot.com/terms-of-service
- type: PrivacyPolicy
  url: https://www.signadot.com/privacy-policy
- type: StatusPage
  url: https://status.signadot.com/
- type: ChangeLog
  url: changelog/signadot-changelog.yml
- type: Lifecycle
  url: lifecycle/signadot-lifecycle.yml
- type: Packages
  url: packages/signadot-packages.yml
- type: SDKs
  url: packages/signadot-packages.yml
- type: CLI
  url: cli/signadot-cli.yml
- type: MCPServer
  url: mcp/signadot-mcp.yml
- type: AgentSkill
  url: skills/_index.yml
- type: LLMsTxt
  url: llms/signadot-llms.txt
- type: Conformance
  url: conformance/signadot-conformance.yml
- type: Compliance
  url: conformance/signadot-conformance.yml
- type: Arazzo
  name: Create and inspect a Signadot sandbox
  url: arazzo/signadot-create-and-inspect-sandbox.yml
- type: AgenticAccess
  url: agentic-access/signadot-agentic-access.yml
- type: Authentication
  url: authentication/signadot-authentication.yml
- type: DomainSecurity
  url: security/signadot-domain-security.yml
- type: Website
  url: https://signadot.com/
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 18
  pass: local-v1

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