Grafast

Next-generation PostgreSQL-backed GraphQL planning and execution engine from the Graphile project, replacing graphql-js execution with a plan-based approach to eliminate N+1 queries.

Grafast publishes 1 API on the APIs.io network. Tagged areas include GraphQL, PostgreSQL, Query Planning, Execution Engine, and Node.js.

Grafast’s developer surface includes documentation, getting-started guide, engineering blog, pricing, and 14 more developer resources.

🌐 Visit website 📡 Source on GitHub

26.7/100 thin ▬ flat Agent 18/100 agent aware Full breakdown ↓
scored 2026-08-21 · rubric v0.12.0

1 APIs

GraphQL PostgreSQLQuery PlanningExecution EngineNode.js Open-Source Performance

Kin Score

Kin Score How this is scored →
scored 2026-08-21 · rubric v0.12.0

Composite quality — 26.7/100 · thin

Contract Quality 10.8 / 25

Developer Ergonomics 4.8 / 20

Access Clarity 2.1 / 20

Operational Transparency 2.4 / 13

Contract Governance 0.0 / 12

Discoverability 6.7 / 10

Agent readiness — 18/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 0 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 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 0 / 4

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/grafast: 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.

Grafast GraphQL API

Grafast's plan-based GraphQL execution engine, providing a drop-in replacement for graphql-js execute with plan resolvers, operation planning, and efficient batched execution to...

GraphQL 1

GraphQL schemas published by this provider.

Get Started 1

Portal, sign-up, and the first successful call

GettingStarted

GettingStarted

Documentation 2

Reference material describing how the API behaves

ContributionGuide

ContributionGuide

Documentation

Documentation

Build 4

SDKs, sample code, and the tooling you integrate with

CodeOfConduct

CodeOfConduct

GitHubOrganization

GitHubOrganization

GitHubRepository

GitHubRepository

npmPackage

npmPackage

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 3

Status, limits, changes, and where to get help

IssueTracker

IssueTracker

Releases

Releases

RateLimits

RateLimits

Commercial 4

Pricing, plans, and the legal terms of use

License

Pricing

Plans

FinOps

Company 3

The organization behind the API

Website

Website

Blog

Blog

LinkedIn

Source (apis.yml)

aid: grafast
name: Grafast
description: Next-generation PostgreSQL-backed GraphQL planning and execution engine from the Graphile project, replacing
  graphql-js execution with a plan-based approach to eliminate N+1 queries.
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/grafast.png
url: https://grafast.org/
created: '2026-06-14'
modified: '2026-06-14'
specificationVersion: '0.23'
type: Index
tags:
- GraphQL
- PostgreSQL
- Query Planning
- Execution Engine
- Node.js
- Open-Source
- Performance
tags_raw:
- GraphQL
- PostgreSQL
- Query Planning
- Execution Engine
- Node.js
- Open Source
- Performance
apis:
- aid: grafast:grafast-graphql
  name: Grafast GraphQL API
  description: Grafast's plan-based GraphQL execution engine, providing a drop-in replacement for graphql-js execute with
    plan resolvers, operation planning, and efficient batched execution to eliminate N+1 query problems.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  baseURL: https://grafast.org/
  humanURL: https://grafast.org/grafast/
  tags:
  - GraphQL
  - Query Planning
  - Execution Engine
  properties:
  - type: Documentation
    url: https://grafast.org/grafast/
  - type: GraphQL
    url: graphql/grafast-graphql.md
common:
- type: IssueTracker
  url: https://github.com/graphile/crystal/issues
- type: Releases
  url: https://github.com/graphile/crystal/releases
- type: CodeOfConduct
  url: https://github.com/graphile/.github/blob/master/CODE_OF_CONDUCT.md
- type: ContributionGuide
  url: https://github.com/graphile/crystal/blob/main/CONTRIBUTING.md
- type: License
  name: MIT
  url: https://github.com/graphile/crystal/blob/main/LICENSE
- type: DomainSecurity
  url: security/grafast-domain-security.yml
- type: Website
  url: https://grafast.org/
- type: Documentation
  url: https://grafast.org/grafast/
- type: GettingStarted
  url: https://grafast.org/grafast/getting-started/
- type: Blog
  url: https://grafast.org/news/
- type: GitHubOrganization
  url: https://github.com/grafast
- type: GitHubRepository
  url: https://github.com/graphile/crystal
- type: LinkedIn
  url: https://uk.linkedin.com/company/graphile
- type: Pricing
  url: https://grafast.org/support/
- type: Plans
  url: plans/grafast-plans.md
- type: RateLimits
  url: rate-limits/grafast-rate-limits.md
- type: FinOps
  url: finops/grafast-finops.md
- type: npmPackage
  url: https://www.npmjs.com/package/grafast
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

Work with this as data

Every provider here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for providers

9 MCP tools reach this

find_providersBrowse and filter every provider in the catalog.
get_provider_artifactsEvery artifact this provider publishes, grouped by type.
get_provider_operationsEvery operation across all of their OpenAPIs — one call instead of parsing every spec.
get_provider_toolsEvery MCP tool they ship, with the operation each wraps.
get_provider_evidenceHow each part of their score was established. Free — the basis for a claim should not sit behind it.
get_provider_ratingPRO — composite, band, trend and facet scores.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools

Call it yourself

curl for this page

This provider

curl "https://apis.io/api/v1/providers/grafast"

All providers

curl "https://apis.io/api/v1/providers?limit=25"

Every operation they expose

curl "https://apis.io/api/v1/providers/grafast/operations?limit=25"

How their score was established

curl "https://apis.io/api/v1/providers/grafast/evidence"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.