Sendoso · OpenAPI Overlay 1.0.0

API Evangelist enhancements — Sendoso marketplace API

1 action 1 update update extends ../openapi/sendoso-marketplace-api-openapi.yml

Derived by API Evangelist Built from the contracts Sendoso publishes. Sendoso did not publish this file.

View Overlay File View on GitHub Overlay Specification

What the actions change

x-provenancex-idempotencyx-rate-limitsx-error-formatx-agent-surfacesx-lifecycle

Targets 1

$.info

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements — Sendoso marketplace API
  version: 1.0.0
extends: ../openapi/sendoso-marketplace-api-openapi.yml
x-generated: '2026-08-13'
x-method: generated
x-source: >-
  API Evangelist enrichment pipeline. Captures the cross-cutting runtime semantics that
  Sendoso documents in prose but that do not live in any spec, so they can be re-applied
  after the OpenAPI is regenerated from the docs.
actions:
  - target: $.info
    description: Stamp provenance and the operational facts an agent needs before calling.
    update:
      x-provenance:
        generated-from: documentation
        source: https://developer.sendoso.com/llms.txt
        generated-on: '2026-08-13'
        publisher-of-spec: API Evangelist
        publisher-of-api: Sendoso
        note: >-
          Sendoso publishes no OpenAPI. This document is generated from Sendoso's own
          reference pages; every operation carries an externalDocs URL back to the page it
          came from.
      x-idempotency:
        supported: false
        statement: >-
          Sendoso does not handle duplicate payloads. Any order sent to Sendoso is processed
          immediately. POST operations are NOT safe to retry.
        source: https://developer.sendoso.com/rest-api/overview/faq
      x-rate-limits:
        source: rate-limits/sendoso-rate-limits.yml
        core: 10 requests/second per application client
        marketplace: 100 requests/minute per user
        exhaustion_status: 429
        headers: [X-Rate-Limit-Reset]
      x-error-format:
        rfc9457: false
        envelope: '{success: boolean, message: string}'
        stable_codes: false
        source: errors/sendoso-problem-types.yml
      x-agent-surfaces:
        mcp: https://app.sendoso.com/mcp
        agent_card: https://developer.sendoso.com/.well-known/agent-card.json
        agent_skill: https://developer.sendoso.com/.well-known/agent-skills/sendoso/skill.md
        llms_txt: https://developer.sendoso.com/llms.txt
      x-lifecycle:
        status_page: none
        changelog: none
        deprecation_policy: none
        source: lifecycle/sendoso-lifecycle.yml

Work with this as data

Every overlay 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 openapi overlays

4 MCP tools reach this

find_overlaysBrowse and filter every overlay in the catalog.
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 overlay

curl "https://apis.io/api/v1/overlays/sendoso-marketplace-overlay"

All openapi overlays

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

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

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