Fillfolio · OpenAPI Overlay 1.0.0

Fillfolio public API — API Evangelist overlay

0 actions update extends openapi/fillfolio-com-openapi.json
Authorship not recorded No authorship marker is recorded for this file. It is not presented as the provider's.
View Overlay File View on GitHub Overlay Specification

OpenAPI Overlay

Raw ↑
overlay: 1.0.0
info:
  title: Fillfolio public API — API Evangelist overlay
  version: 2026-11-07
  x-provenance:
    generated: '2026-11-07'
    method: none
    note: The public Fillfolio OpenAPI exposes a single discovery operation (listPublicConnections) and no additional API Evangelist enhancements
      are being recorded in this pass. Agent-facing context (MCP tools, skills, llms.txt) is captured in the mcp/, skills/, and llms/ artifacts
      instead.
extends: openapi/fillfolio-com-openapi.json
method: none
source: openapi/fillfolio-com-openapi.json
actions: []

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/fillfolio-com-openapi-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.

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