IntegrationOS

IntegrationOS was a unified API platform that let developers add third-party integrations to their products with a single API call. The company was subsequently rebranded as Pica (picaos.com) and the brand has since redirected to One (withone.ai), an agent infrastructure platform offering authenticated access to 250+ platforms with 50,000+ actions, managed OAuth, scheduling, memory, and API knowledge through a unified CLI. This index preserves the IntegrationOS history while pointing to the active successor.

IntegrationOS publishes 1 API on the APIs.io network. Tagged areas include Agent Infrastructure, AI Agents, Connectors, Historical, and Integration.

The IntegrationOS catalog on APIs.io includes 1 Spectral governance ruleset.

IntegrationOS’s developer surface includes developer portal, documentation, engineering blog, signup flow, and 10 more developer resources.

🌐 Visit website 📡 Source on GitHub

18.6/100 emerging ▬ flat Agent 4/100 human only Full breakdown ↓
scored 2026-09-06 · rubric v0.19.0

AccessFreemium

1 APIs

Agent Infrastructure AI Agents Connectors Historical Integration iPaaS MCP Rebrand Unified-API

Kin Score

Kin Score How this is scored →
scored 2026-09-06 · rubric v0.19.0

Composite quality — 18.6/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 4.3 / 20

Access Clarity 5.8 / 20

Operational Transparency 1.7 / 13

Contract Governance 0.0 / 12

Discoverability 6.9 / 10

Agent readiness — 4/100 · human only

Machine-Readable Contract 0 / 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 8 / 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

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/integration-os: 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 →

APIs 1

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

Rate Limits 1

Documented rate limits and quota policies.

Integration Os Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Get Started 3

Portal, sign-up, and the first successful call

Portal

Portal

Signup

Signup

Login

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

HistoricalDocs

HistoricalDocs

Build 2

SDKs, sample code, and the tooling you integrate with

GitHubOrg

GitHubOrg

HistoricalGitHub

HistoricalGitHub

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

IssueTracker

IssueTracker

Company 2

The organization behind the API

LinkedIn

Blog

Blog

Other 3

Properties that don't map to a standard resource type

AgentCard

AgentCard

KnowledgeBase

KnowledgeBase

HistoricalSite

HistoricalSite

Source (apis.yml)

aid: integration-os
name: IntegrationOS
segments:
- Integrations
description: IntegrationOS was a unified API platform that let developers add third-party integrations to their products with
  a single API call. The company was subsequently rebranded as Pica (picaos.com) and the brand has since redirected to One
  (withone.ai), an agent infrastructure platform offering authenticated access to 250+ platforms with 50,000+ actions, managed
  OAuth, scheduling, memory, and API knowledge through a unified CLI. This index preserves the IntegrationOS history while
  pointing to the active successor.
type: Index
deliveryModel:
  model: unknown
  open_source: unknown
  commercial: true
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - pricing
  - repository-unlicensed
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: low
  source:
  - plans
  - security
  generated: '2026-09-02'
  method: derived
position: Consuming
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- Agent Infrastructure
- AI Agents
- Connectors
- Historical
- Integration
- iPaaS
- MCP
- Rebrand
- Unified-API
tags_raw:
- Agent Infrastructure
- AI Agents
- Connectors
- Historical
- Integrations
- iPaaS
- MCP
- Rebrand
- Unified API
created: '2026-03-27'
modified: '2026-04-28'
url: https://raw.githubusercontent.com/api-evangelist/integration-os/refs/heads/main/apis.yml
specificationVersion: '0.23'
apis:
- aid: integration-os:successor
  name: One (successor to IntegrationOS / Pica)
  description: One is the current successor brand to IntegrationOS and Pica. It provides agent infrastructure with a unified
    CLI for 250+ platforms and 50,000+ tools, managed OAuth (AuthKit), multi-step Flows, memory, and the Bridge feature for
    converting API documentation into MCP servers. The legacy IntegrationOS and docs.integrationos.com domains now redirect
    into the One ecosystem.
  humanURL: https://withone.ai
  baseURL: https://app.withone.ai
  tags:
  - Agent Infrastructure
  - AI Agents
  - MCP
  - Unified-API
  tags_raw:
  - Agent Infrastructure
  - AI Agents
  - MCP
  - Unified API
  properties:
  - type: Portal
    url: https://withone.ai
  - type: Documentation
    url: https://www.withone.ai/docs/welcome
  - type: Blog
    url: https://www.withone.ai/blog
  - type: KnowledgeBase
    url: https://www.withone.ai/knowledge
  - type: Signup
    url: https://app.withone.ai
  - type: Login
    url: https://app.withone.ai
  - type: GitHubOrg
    url: https://github.com/withoneai
  - type: GitHubRepo
    url: https://github.com/withoneai/knowledge
  - type: Rules
    url: rules/integration-os-rules.yml
common:
- type: IssueTracker
  url: https://github.com/withoneai/knowledge/issues
- type: AgentCard
  url: a2a/integration-os-a2a.yml
  name: A2A Agent Card
  description: Agent Card served at /.well-known/agent.json (flavored against A2A 1.0.0).
- type: DomainSecurity
  url: security/integration-os-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/integrationos
- type: Portal
  url: https://withone.ai
- type: Documentation
  url: https://www.withone.ai/docs/welcome
- type: Blog
  url: https://www.withone.ai/blog
- type: KnowledgeBase
  url: https://www.withone.ai/knowledge
- type: Signup
  url: https://app.withone.ai
- type: Login
  url: https://app.withone.ai
- type: GitHubOrg
  url: https://github.com/withoneai
- type: HistoricalSite
  url: https://www.integrationos.com/
- type: HistoricalDocs
  url: https://docs.picaos.com/
- type: HistoricalGitHub
  url: https://github.com/integration-os
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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IntegrationOS

Kin Score

APIs 1

One (successor to IntegrationOS / Pica)

Pricing Plans 1

Integration Os Plans Pricing