Macrostrat website screenshot

Macrostrat

Macrostrat is a platform for the aggregation and distribution of geological data relevant to the spatial and temporal distribution of sedimentary, igneous, and metamorphic rocks as well as data extracted from them.

Macrostrat publishes 14 APIs on the APIs.io network, including Age Model API, Cartography API, Columns API, and 11 more. Tagged areas include Geological Data, Geology, Rocks, Paleontology, and Earth Science.

📡 Source on GitHub
20.8/100 emerging ▬ flat Agent 20/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0
AccessFreemium
14 APIs
Geological DataGeologyRocksPaleontologyEarth Science

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0
Composite quality — 20.8/100 · emerging
Contract Quality 12.1 / 25
Developer Ergonomics 0.0 / 20
Access Clarity 0.0 / 20
Operational Transparency 1.4 / 13
Contract Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 20/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
Documented Reversibility 6 / 6
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 9 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 4 / 4
Delegated User Identity 0 / 6
Protected Resource Metadata 0 / 5
Registration Without a Human 0 / 6
Agentic Commerce Surface 0 / 5
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/macrostrat: 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 14

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

Macrostrat Age Model API

The Age Model API from Macrostrat — 1 operation(s) for age model.

Macrostrat Cartography API

The Cartography API from Macrostrat — 1 operation(s) for cartography.

Macrostrat Columns API

The Columns API from Macrostrat — 1 operation(s) for columns.

Macrostrat Definitions API

The Definitions API from Macrostrat — 1 operation(s) for definitions.

Macrostrat Fossils API

The Fossils API from Macrostrat — 1 operation(s) for fossils.

Macrostrat Geologic Maps API

The Geologic Maps API from Macrostrat — 3 operation(s) for geologic maps.

Macrostrat Grids API

The Grids API from Macrostrat — 1 operation(s) for grids.

Macrostrat Measurements API

The Measurements API from Macrostrat — 1 operation(s) for measurements.

Macrostrat Meta API

The Meta API from Macrostrat — 1 operation(s) for meta.

Macrostrat Mobile API

The Mobile API from Macrostrat — 1 operation(s) for mobile.

Macrostrat Paleogeography API

The Paleogeography API from Macrostrat — 1 operation(s) for paleogeography.

Macrostrat Sections API

The Sections API from Macrostrat — 1 operation(s) for sections.

Macrostrat Stats API

The Stats API from Macrostrat — 1 operation(s) for stats.

Macrostrat Units API

The Units API from Macrostrat — 1 operation(s) for units.

Scroll for all 14

Open Collections 16

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

API Collection

OPEN COLLECTION

Macrostrat Age Model API

OPEN COLLECTION

Macrostrat Age Model Cartography API

OPEN COLLECTION

Macrostrat Age Model Columns API

OPEN COLLECTION

Macrostrat Age Model Definitions API

OPEN COLLECTION

Macrostrat Age Model Fossils API

OPEN COLLECTION

Macrostrat Age Model Geologic Maps API

OPEN COLLECTION

Macrostrat Age Model Grids API

OPEN COLLECTION

Macrostrat Age Model Measurements API

OPEN COLLECTION

Macrostrat Age Model Meta API

OPEN COLLECTION

Macrostrat Age Model Mobile API

OPEN COLLECTION

Macrostrat Age Model Paleogeography API

OPEN COLLECTION

Macrostrat Age Model Sections API

OPEN COLLECTION

Macrostrat Age Model Stats API

OPEN COLLECTION

Macrostrat Age Model Units API

OPEN COLLECTION

Macrostrat API

OPEN COLLECTION

Scroll for all 16

Pricing Plans 1

Published pricing tiers and plan structures.

Macrostrat Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Macrostrat Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Macrostrat Finops

FINOPS

Security Posture 1

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

Macrostrat Domain Security

TLSv1.3

SECURITY

Agentic Access 1

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

Macrostrat Agentic Access

16 operations

16 operations · 0 acting

AGENTIC

Resources

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Source (apis.yml)

apis.yml Raw ↑ 
aid: macrostrat
name: Macrostrat
description: Macrostrat is a platform for the aggregation and distribution of geological data relevant to the spatial and
  temporal distribution of sedimentary, igneous, and metamorphic rocks as well as data extracted from them.
kind: contract
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
position: Consuming
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/macrostrat.png
url: https://raw.githubusercontent.com/api-evangelist/macrostrat/refs/heads/main/apis.yml
tags:
- Geological Data
- Geology
- Rocks
- Paleontology
- Earth Science
created: '2024-11-14'
modified: '2026-05-19'
specificationVersion: '0.23'
common:
- type: AgenticAccess
  url: agentic-access/macrostrat-agentic-access.yml
- type: DomainSecurity
  url: security/macrostrat-domain-security.yml
- type: GitHubOrganization
  url: https://github.com/uw-macrostrat
apis:
- aid: macrostrat:macrostrat-age-model-api
  name: Macrostrat Age Model API
  description: The Age Model API from Macrostrat — 1 operation(s) for age model.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Age Model
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-age-model-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-cartography-api
  name: Macrostrat Cartography API
  description: The Cartography API from Macrostrat — 1 operation(s) for cartography.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Cartography
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-cartography-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-columns-api
  name: Macrostrat Columns API
  description: The Columns API from Macrostrat — 1 operation(s) for columns.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Columns
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-columns-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-definitions-api
  name: Macrostrat Definitions API
  description: The Definitions API from Macrostrat — 1 operation(s) for definitions.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Definitions
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-definitions-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-fossils-api
  name: Macrostrat Fossils API
  description: The Fossils API from Macrostrat — 1 operation(s) for fossils.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Fossils
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-fossils-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-geologic-maps-api
  name: Macrostrat Geologic Maps API
  description: The Geologic Maps API from Macrostrat — 3 operation(s) for geologic maps.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Geologic Maps
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-geologic-maps-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-grids-api
  name: Macrostrat Grids API
  description: The Grids API from Macrostrat — 1 operation(s) for grids.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Grids
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-grids-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-measurements-api
  name: Macrostrat Measurements API
  description: The Measurements API from Macrostrat — 1 operation(s) for measurements.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Measurements
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-measurements-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-meta-api
  name: Macrostrat Meta API
  description: The Meta API from Macrostrat — 1 operation(s) for meta.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Meta
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-meta-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-mobile-api
  name: Macrostrat Mobile API
  description: The Mobile API from Macrostrat — 1 operation(s) for mobile.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Mobile
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-mobile-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-paleogeography-api
  name: Macrostrat Paleogeography API
  description: The Paleogeography API from Macrostrat — 1 operation(s) for paleogeography.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Paleogeography
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-paleogeography-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-sections-api
  name: Macrostrat Sections API
  description: The Sections API from Macrostrat — 1 operation(s) for sections.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Sections
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-sections-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-stats-api
  name: Macrostrat Stats API
  description: The Stats API from Macrostrat — 1 operation(s) for stats.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Stats
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-stats-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
- aid: macrostrat:macrostrat-units-api
  name: Macrostrat Units API
  description: The Units API from Macrostrat — 1 operation(s) for units.
  humanURL: https://macrostrat.org
  baseURL: https://macrostrat.org/api/v2
  tags:
  - Units
  properties:
  - type: OpenAPI
    url: openapi/macrostrat-units-api-openapi.yml
  - type: Documentation
    url: https://macrostrat.org/api/v2
  - type: Website
    url: https://macrostrat.org
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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