Wallapop

Wallapop is a Barcelona-based consumer marketplace for buying and selling second-hand items across Spain, Italy, and Portugal, backed by Accel, Insight Partners, and Northzone. Its Wallapop Connect API lets professional sellers and third-party integrators programmatically publish and manage listings (Items Connect API), accept shipping requests and track transactions through delivery (Transactions Connect API), and subscribe to signed event notifications (Webhooks Connect API), all secured with OAuth 2.0 Authorization Code + PKCE via its Keycloak-based identity service.

Wallapop publishes 6 APIs on the APIs.io network, including Categories API, Delivery API, Disputes API, and 3 more. Tagged areas include Company, Consumer, Marketplace, E-Commerce, and Secondhand.

The Wallapop catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Wallapop’s developer surface includes documentation, API reference, getting-started guide, support, pricing, signup flow, changelog, and 21 more developer resources.

🌐 Visit website 📡 Source on GitHub

51.9/100 developing ▬ flat Agent 54/100 agent ready saas Full breakdown ↓
scored 2026-09-06 · rubric v0.19.0

AccessSelf serve

3 APIs 1 MCP Servers

Company Consumer Marketplace E-Commerce Secondhand Classifieds Shipping Webhook

Kin Score

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

Composite quality — 51.9/100 · developing

Contract Quality 15.5 / 25

Developer Ergonomics 11.3 / 20

Access Clarity 8.9 / 20

Operational Transparency 7.5 / 13

Contract Governance 0.5 / 12

Discoverability 8.2 / 10

Agent readiness — 54/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 0 / 10

Documented Reversibility 6 / 6

MCP Server 12 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 6 / 6

Agent Skills 5 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 6 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 6 / 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/wallapop: 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 6

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

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

Wallapop MCP Server

MCP SERVER

Rate Limits 1

Documented rate limits and quota policies.

Scopes 1

OAuth scopes governing access to this provider's APIs.

Wallapop Scopes

1 scope · authorizationCode

1 scopes

SCOPES

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

GettingStarted

GettingStarted

SignUp

SignUp

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

MCPServer

WellKnown

LLMsTxt

AgentSkill

Design & Contract 6

Pagination, idempotency, versioning, errors, and events

Conventions

ErrorCatalog

Lifecycle

Conformance

DataModel

Webhooks

Build 2

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Packages

Packages

Access & Security 3

Authentication, authorization, and security posture

Authentication

Authentication

OAuthScopes

OAuthScopes

DomainSecurity

DomainSecurity

Operate 3

Status, limits, changes, and where to get help

Support

Support

ChangeLog

ChangeLog

RateLimits

RateLimits

Commercial 3

Pricing, plans, and the legal terms of use

Pricing

Pricing

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 1

The organization behind the API

Website

Website

Other 1

Properties that don't map to a standard resource type

Overlay

Overlay

Source (apis.yml)

aid: wallapop
deliveryModel:
  model: saas
  open_source: false
  commercial: true
  callable_host: true
  label: Hosted service · you call their endpoint
  confidence: high
  source:
  - openapi
  - pricing
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/wallapop.png
name: Wallapop
description: Wallapop is a Barcelona-based consumer marketplace for buying and selling second-hand items across Spain, Italy,
  and Portugal, backed by Accel, Insight Partners, and Northzone. Its Wallapop Connect API lets professional sellers and third-party
  integrators programmatically publish and manage listings (Items Connect API), accept shipping requests and track transactions
  through delivery (Transactions Connect API), and subscribe to signed event notifications (Webhooks Connect API), all secured
  with OAuth 2.0 Authorization Code + PKCE via its Keycloak-based identity service.
url: https://raw.githubusercontent.com/api-evangelist/wallapop/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- accel
- insight-partners
- northzone
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Consumer
- Marketplace
- E-Commerce
- Secondhand
- Classifieds
- Shipping
- Webhook
tags_raw:
- Company
- Consumer
- Marketplace
- Ecommerce
- Second-Hand
- Classifieds
- Shipping
- Webhooks
apis:
- aid: wallapop:wallapop-categories-api
  name: Wallapop Categories API
  description: A category is a classification for product listings, with specific attributes and constraints that products
    within the category must adhere to.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Categories
  properties:
  - type: OpenAPI
    url: openapi/wallapop-categories-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
- aid: wallapop:wallapop-delivery-api
  name: Wallapop Delivery API
  description: The Delivery API from Wallapop — 1 operation(s) for delivery.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Delivery
  properties:
  - type: OpenAPI
    url: openapi/wallapop-delivery-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
- aid: wallapop:wallapop-disputes-api
  name: Wallapop Disputes API
  description: The Disputes API from Wallapop — 1 operation(s) for disputes.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Disputes
  properties:
  - type: OpenAPI
    url: openapi/wallapop-disputes-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
- aid: wallapop:wallapop-items-api
  name: Wallapop Items API
  description: An item refers to a listing created by a user on the Wallapop marketplace, indicating their intent to sell.
    These items can include a diverse range of products.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Item
  tags_raw:
  - Items
  properties:
  - type: OpenAPI
    url: openapi/wallapop-items-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
- aid: wallapop:wallapop-transactions-api
  name: Wallapop Transactions API
  description: A shipping transaction is initiated when a seller accepts a shipping request.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Transaction
  tags_raw:
  - Transactions
  properties:
  - type: OpenAPI
    url: openapi/wallapop-transactions-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
- aid: wallapop:wallapop-webhooks-api
  name: Wallapop Webhooks API
  description: Webhooks allow you to receive event notifications.
  humanURL: https://developers.wallapop.com/apis/items
  baseURL: https://connect.wallapop.com
  tags:
  - Webhook
  tags_raw:
  - Webhooks
  properties:
  - type: OpenAPI
    url: openapi/wallapop-webhooks-api-openapi.yml
  - type: Documentation
    url: https://developers.wallapop.com/apis/items
  - type: Documentation
    url: https://developers.wallapop.com/apis/delivery
  - type: Documentation
    url: https://developers.wallapop.com/apis/webhooks
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Overlay
  url: overlays/wallapop-items-overlay.yaml
- type: Website
  url: https://www.wallapop.com
- type: DeveloperPortal
  url: https://developers.wallapop.com/
- type: Documentation
  url: https://developers.wallapop.com/intro
- type: APIReference
  url: https://developers.wallapop.com/apis/
- type: GettingStarted
  url: https://developers.wallapop.com/pages/guides/quickstart
- type: Support
  url: https://ayuda.wallapop.com/
- type: GitHubOrganization
  url: https://github.com/Wallapop
- type: Pricing
  url: https://es.wallapop.com/wallapop-pro
- type: SignUp
  url: https://es.wallapop.com/login
- type: TermsOfService
  url: https://es.wallapop.com/toc
- type: PrivacyPolicy
  url: https://es.wallapop.com/privacy
- type: ChangeLog
  url: changelog/wallapop-changelog.yml
- type: Authentication
  url: authentication/wallapop-authentication.yml
- type: OAuthScopes
  url: scopes/wallapop-scopes.yml
- type: DomainSecurity
  url: security/wallapop-domain-security.yml
- type: RateLimits
  url: rate-limits/wallapop-rate-limits.yml
- type: Conventions
  url: conventions/wallapop-conventions.yml
- type: ErrorCatalog
  url: errors/wallapop-problem-types.yml
- type: Lifecycle
  url: lifecycle/wallapop-lifecycle.yml
- type: Conformance
  url: conformance/wallapop-conformance.yml
- type: DataModel
  url: data-model/wallapop-data-model.yml
- type: Webhooks
  url: asyncapi/wallapop-webhooks-catalog.yml
- type: MCPServer
  url: mcp/wallapop-mcp.yml
- type: Packages
  url: packages/wallapop-packages.yml
- type: WellKnown
  url: well-known/wallapop-well-known.yml
- type: LLMsTxt
  url: llms/wallapop-llms.txt
- type: AgentSkill
  url: skills/_index.yml
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 26
  pass: local-v1

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