Zestful website screenshot

Zestful

Zestful provides a machine-learning-powered ingredient parser API that turns plain recipe ingredient strings into structured JSON data. The API extracts quantity, unit, product name, preparation notes, and USDA FoodData Central database matches from free-form recipe text. Designed for recipe app developers building searchable recipes, shopping lists, and ingredient databases.

Zestful publishes 1 API on the APIs.io network: Parse API. Tagged areas include Food, Ingredients, Parsers, Recipes, and USDA.

The Zestful catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

Zestful’s developer surface includes authentication, documentation, pricing, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
54.2/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemiumSelf serve⚡ Free to try
1 APIs
FoodIngredientsParsersRecipesUSDA

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 54.2/100 · developing
Contract Quality 19.8 / 25
Developer Ergonomics 5.2 / 20
Commercial Clarity 10.0 / 20
Operational Transparency 4.1 / 13
Governance 8.3 / 12
Discoverability 6.9 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 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/zestful: 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.

Zestful Parse API

Ingredient parsing operations

Open Collections 1

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

Zestful

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Zestful Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Zestful Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Zestful Finops

FINOPS

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Zestful Context

0 classes · 15 properties

JSON-LD

Spectral Rules 2

Spectral governance rulesets for linting and validating these APIs.

Zestful API Rules

5 rules · 3 warnings 2 info

SPECTRAL

Zestful API Rules

7 rules · 2 errors 5 warnings

SPECTRAL

JSON Schema 2

Standalone JSON Schema definitions for this provider's data models.

Zestful Parsed Ingredient

4 properties

JSON SCHEMA

Zestful Parse Ingredients Response

3 properties

JSON SCHEMA

JSON Structure 1

JSON Structure definitions describing this provider's data shapes.

Zestful Ingredient Structure

0 properties

JSON STRUCTURE

Examples 1

Example request and response payloads for these APIs.

Zestful Parse Ingredients Example

2 fields

EXAMPLE

Security Posture 2

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

Zestful Authentication

apiKey · 1 scheme

SECURITY

Zestful Domain Security

TLSv1.3 · HSTS

SECURITY

Agentic Access 1

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

Zestful Agentic Access

1 operation · 1 acting

1 operations · 1 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

Vocabulary
Vocabulary

Build 1

SDKs, sample code, and the tooling you integrate with

SDKs
SDKs

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Commercial 1

Pricing, plans, and the legal terms of use

Pricing
Pricing

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: zestful
name: Zestful
description: Zestful provides a machine-learning-powered ingredient parser API that turns plain recipe ingredient strings
  into structured JSON data. The API extracts quantity, unit, product name, preparation notes, and USDA FoodData Central database
  matches from free-form recipe text. Designed for recipe app developers building searchable recipes, shopping lists, and
  ingredient databases.
type: Index
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/zestful.png
tags:
- Food
- Ingredients
- Parsers
- Recipes
- USDA
created: '2024-11-14'
modified: '2026-05-19'
url: https://raw.githubusercontent.com/api-evangelist/zestful/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis:
- aid: zestful:zestful-parse-api
  name: Zestful Parse API
  description: Ingredient parsing operations
  humanURL: https://zestfuldata.com/docs/
  baseURL: https://zestfuldata.com
  tags:
  - Parse
  properties:
  - type: OpenAPI
    url: openapi/zestful-parse-api-openapi.yml
  - type: Documentation
    url: https://zestfuldata.com/docs/
  - type: Pricing
    url: https://zestfuldata.com/pricing/
  - type: JSONSchema
    url: json-schema/zestful-ingredient-schema.json
  - type: JSONSchema
    url: json-schema/zestful-parse-response-schema.json
  - type: JSONLD
    url: json-ld/zestful-context.jsonld
  - type: SpectralRules
    url: rules/zestful-rules.yml
common:
- type: AgenticAccess
  url: agentic-access/zestful-agentic-access.yml
- type: DomainSecurity
  url: security/zestful-domain-security.yml
- type: Authentication
  url: authentication/zestful-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/zestful
- url: https://zestfuldata.com/
  name: Zestful Website
  type: Website
  description: Main Zestful website with API overview.
- url: https://zestfuldata.com/docs/
  name: API Reference
  type: Documentation
  description: Full API documentation and reference.
- url: https://zestfuldata.com/pricing/
  name: Pricing
  type: Pricing
  description: Pricing plans for the Zestful API.
- url: https://rapidapi.com/zestfuldata/api/recipe-and-ingredient-analysis
  name: Zestful on RapidAPI
  type: Integrations
  description: Zestful API available on the RapidAPI marketplace.
- url: https://github.com/mtlynch/zestful-client
  name: Zestful Client
  type: SDKs
  description: Official Zestful API client library on GitHub.
- url: vocabulary/zestful-vocabulary.yml
  name: Vocabulary
  type: Vocabulary
  description: Domain vocabulary for Zestful ingredient parsing concepts.
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com