First100 · Authentication Profile

First100 Authentication

Authentication

First100 authenticates clients using an API key supplied as a Bearer token in the Authorization header, or via browser sign‑in (no key).

First100 declares 1 security scheme(s) across its OpenAPI definitions.

CompanyMCPArtificial IntelligenceMarketingSocialAutomation

Methods: Schemes: 1 OAuth flows: API key in:

Security Schemes

First100 API Key apiKey

Source

Authentication Profile

generated: '2026-11-08'
method: searched
generator: extract-docs-artifacts.py (local)
source: https://www.firsthundred.app/docs/quickstart
sources:
- https://www.firsthundred.app/docs/quickstart
- https://www.firsthundred.app/blog/claude-code-marketing
- https://www.firsthundred.app/docs/clients
description: First100 authenticates clients using an API key supplied as a Bearer token in the Authorization header, or via browser sign‑in (no
  key).
schemes:
- type: apiKey
  name: First100 API Key
  evidence: 'Run this in your terminal, with your own key: claude mcp add --transport http first100 https://firsthundred.app/api/mcp \ --header
    "Authorization: Bearer f100_your_key"'
  location: header
  header: Authorization
  how_to_obtain: Generate an API key in the First100 dashboard (open API key, generate a key, and copy it while it is shown).
note: Browser sign‑in is supported for agents like ChatGPT and Claude, which does not require an explicit API key.
docs: https://www.firsthundred.app/docs/quickstart

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find_securityBrowse and filter every security artifact 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.
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