Zuva

Zuva (by Kira Systems) provides a contract and document AI REST API for extracting structured data from unstructured documents. The Zuva DocAI API offers asynchronous OCR, field extraction across 1,400+ pre-built fields, multi-level document classification across 220+ document types, language detection, and a searchable fields catalog, secured with Bearer API tokens across US and EU regions.

Zuva publishes 5 APIs on the APIs.io network, including Classification API, Field Extraction API, Fields API, and 2 more. Tagged areas include AI, Document AI, Contract Analysis, Field Extraction, and Classification.

Zuva’s developer surface includes authentication, documentation, engineering blog, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
38.4/100 thin ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemiumOpen⚡ Free to try
5 APIs
AIDocument AIContract AnalysisField ExtractionClassificationOCR

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 38.4/100 · thin
Contract Quality 14.0 / 25
Developer Ergonomics 4.3 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 7.4 / 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/zuva: 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 5

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

Zuva Classification API

Multi-level document classification.

Zuva Field Extraction API

Extract field values from documents.

Zuva Fields API

Field catalog management.

Zuva Files API

Upload and manage document files.

Zuva OCR API

Optical character recognition.

Open Collections 1

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

Zuva DocAI API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Zuva Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Zuva Rate Limits

6 limits

RATE LIMITS

FinOps 1

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

Zuva Finops

FINOPS

Security Posture 2

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

Zuva Authentication

http · 1 scheme

SECURITY

Zuva Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

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

Zuva Agentic Access

22 operations · 9 acting

22 operations · 9 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

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Operate 1

Status, limits, changes, and where to get help

RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 3

The organization behind the API

LinkedIn
LinkedIn
 Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: zuva
url: https://raw.githubusercontent.com/api-evangelist/zuva/refs/heads/main/apis.yml
name: Zuva
kind: company
description: Zuva (by Kira Systems) provides a contract and document AI REST API for extracting structured data from unstructured
  documents. The Zuva DocAI API offers asynchronous OCR, field extraction across 1,400+ pre-built fields, multi-level document
  classification across 220+ document types, language detection, and a searchable fields catalog, secured with Bearer API
  tokens across US and EU regions.
accessModel:
  pricing: freemium
  onboarding: open
  trial: false
  try_now: true
  public: true
  label: Freemium · Open access
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/zuva.png
tags:
- AI
- Document AI
- Contract Analysis
- Field Extraction
- Classification
- OCR
created: '2026-06-21'
modified: '2026-06-21'
specificationVersion: '0.19'
apis:
- aid: zuva:zuva-classification-api
  name: Zuva Classification API
  description: Multi-level document classification.
  humanURL: https://zuva.ai/documentation/services/file-submission/
  baseURL: https://us.app.zuva.ai/api/v2
  tags:
  - Classification
  properties:
  - type: OpenAPI
    url: openapi/zuva-classification-api-openapi.yml
  - type: Documentation
    url: https://zuva.ai/documentation/services/file-submission/
  - type: APIReference
    url: https://api-reference.zuva.ai/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/field-extraction-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/classification-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/services/language-classification/
  - type: Documentation
    url: https://zuva.ai/documentation/services/using-ocr/
  - type: Documentation
    url: https://zuva.ai/documentation/services/field-extraction/
- aid: zuva:zuva-field-extraction-api
  name: Zuva Field Extraction API
  description: Extract field values from documents.
  humanURL: https://zuva.ai/documentation/services/file-submission/
  baseURL: https://us.app.zuva.ai/api/v2
  tags:
  - Field Extraction
  properties:
  - type: OpenAPI
    url: openapi/zuva-field-extraction-api-openapi.yml
  - type: Documentation
    url: https://zuva.ai/documentation/services/file-submission/
  - type: APIReference
    url: https://api-reference.zuva.ai/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/field-extraction-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/classification-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/services/language-classification/
  - type: Documentation
    url: https://zuva.ai/documentation/services/using-ocr/
  - type: Documentation
    url: https://zuva.ai/documentation/services/field-extraction/
- aid: zuva:zuva-fields-api
  name: Zuva Fields API
  description: Field catalog management.
  humanURL: https://zuva.ai/documentation/services/file-submission/
  baseURL: https://us.app.zuva.ai/api/v2
  tags:
  - Fields
  properties:
  - type: OpenAPI
    url: openapi/zuva-fields-api-openapi.yml
  - type: Documentation
    url: https://zuva.ai/documentation/services/file-submission/
  - type: APIReference
    url: https://api-reference.zuva.ai/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/field-extraction-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/classification-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/services/language-classification/
  - type: Documentation
    url: https://zuva.ai/documentation/services/using-ocr/
  - type: Documentation
    url: https://zuva.ai/documentation/services/field-extraction/
- aid: zuva:zuva-files-api
  name: Zuva Files API
  description: Upload and manage document files.
  humanURL: https://zuva.ai/documentation/services/file-submission/
  baseURL: https://us.app.zuva.ai/api/v2
  tags:
  - Files
  properties:
  - type: OpenAPI
    url: openapi/zuva-files-api-openapi.yml
  - type: Documentation
    url: https://zuva.ai/documentation/services/file-submission/
  - type: APIReference
    url: https://api-reference.zuva.ai/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/field-extraction-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/classification-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/services/language-classification/
  - type: Documentation
    url: https://zuva.ai/documentation/services/using-ocr/
  - type: Documentation
    url: https://zuva.ai/documentation/services/field-extraction/
- aid: zuva:zuva-ocr-api
  name: Zuva OCR API
  description: Optical character recognition.
  humanURL: https://zuva.ai/documentation/services/file-submission/
  baseURL: https://us.app.zuva.ai/api/v2
  tags:
  - OCR
  properties:
  - type: OpenAPI
    url: openapi/zuva-ocr-api-openapi.yml
  - type: Documentation
    url: https://zuva.ai/documentation/services/file-submission/
  - type: APIReference
    url: https://api-reference.zuva.ai/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/field-extraction-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/workflows/classification-workflow/
  - type: Documentation
    url: https://zuva.ai/documentation/services/language-classification/
  - type: Documentation
    url: https://zuva.ai/documentation/services/using-ocr/
  - type: Documentation
    url: https://zuva.ai/documentation/services/field-extraction/
common:
- type: AgenticAccess
  url: agentic-access/zuva-agentic-access.yml
- type: DomainSecurity
  url: security/zuva-domain-security.yml
- type: Authentication
  url: authentication/zuva-authentication.yml
- type: GitHubOrganization
  url: https://github.com/zuvaai
- type: LinkedIn
  url: https://www.linkedin.com/company/zuva-inc
- type: Website
  url: https://zuva.ai/
- type: Documentation
  url: https://zuva.ai/documentation/
- type: Plans
  url: plans/zuva-plans-pricing.yml
- type: RateLimits
  url: rate-limits/zuva-rate-limits.yml
- type: FinOps
  url: finops/zuva-finops.yml
- url: https://zuva.ai/blog/
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com