Sequence · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Sequence Infrastructure API

2 actions 2 updates update extends ../openapi/sequence-infrastructure.json
Derived by API Evangelist Built from the contracts Sequence publishes. Sequence did not publish this file.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-providerx-protocolx-apis-io-slugx-authx-docsx-apievangelist

Targets 2

$.info
$

OpenAPI Overlay

Raw ↑ 
overlay: 1.0.0
info:
  title: API Evangelist enhancements for Sequence Infrastructure API
  version: 1.0.0
extends: ../openapi/sequence-infrastructure.json
actions:
- target: $.info
  update:
    x-provider: Sequence (0xsequence / Polygon Labs)
    x-protocol: webrpc
    x-apis-io-slug: sequence
    x-auth: X-Access-Key project access key + secret JWT bearer
    x-docs: https://docs.sequence.xyz/api-references/infrastructure/overview
- target: $
  update:
    x-apievangelist:
      catalogued: '2026-07-21'
      enhancement: provenance + cross-links added via overlay; original spec unmodified

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/sequence-infrastructure-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.