FalconX

FalconX is an institutional digital-asset prime brokerage that provides trading, credit and financing, custody, and market-access services to banks, asset managers, hedge funds, and other financial institutions. The platform offers spot, derivatives, options, and FX execution across 400+ tokens via an OTC desk, an execution-management system, and direct market access (DMA) with cross-margining and one-click borrowing, alongside margin loans, structured products, staking, and ETF liquidity provision. FalconX exposes a REST trading API (api.falconx.io) for price quotes, order execution, trade history, balances, transfers, and trade limits, documented publicly on a Stoplight developer portal and monitored via an Atlassian status page. FalconX entities are regulated as a CFTC-registered swap dealer and a Malta MFSA crypto-asset service provider.

FalconX publishes 1 API on the APIs.io network. Tagged areas include Company, Cryptocurrency, Digital Assets, Prime Brokerage, and Trading.

FalconX’s developer surface includes documentation, API reference, signup flow, engineering blog, support, authentication, and 11 more developer resources.

🌐 Visit website 📡 Source on GitHub

27.8/100 emerging Agent 10/100 human only Full breakdown ↓
scored 2026-07-20 · rubric v0.4

1 APIs 0 Features

CompanyCryptocurrencyDigital AssetsPrime BrokerageTradingInstitutionalFinancial ServicesCustodyDerivativesOTC

API Rating

API Evangelist Rating How this is scored →
scored 2026-07-20 · rubric v0.4

Composite quality — 27.8/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 8.3 / 20

Commercial Clarity 6.8 / 20

Operational Transparency 3.4 / 13

Governance 0.0 / 12

Discoverability 9.3 / 10

Agent readiness — 10/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 15

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/falconx: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

SignUp

SignUp

Login

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

LLMsTxt

LLMsTxt

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

Lifecycle

Lifecycle

Conformance

Conformance

Access & Security 3

Authentication, authorization, and security posture

Security

Security

Authentication

Authentication

DomainSecurity

DomainSecurity

Operate 2

Status, limits, changes, and where to get help

Support

Support

StatusPage

StatusPage

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

Website

Website

Blog

Blog

Source (apis.yml)

aid: falconx
name: FalconX
description: FalconX is an institutional digital-asset prime brokerage that provides trading, credit and financing, custody,
  and market-access services to banks, asset managers, hedge funds, and other financial institutions. The platform offers
  spot, derivatives, options, and FX execution across 400+ tokens via an OTC desk, an execution-management system, and direct
  market access (DMA) with cross-margining and one-click borrowing, alongside margin loans, structured products, staking,
  and ETF liquidity provision. FalconX exposes a REST trading API (api.falconx.io) for price quotes, order execution, trade
  history, balances, transfers, and trade limits, documented publicly on a Stoplight developer portal and monitored via an
  Atlassian status page. FalconX entities are regulated as a CFTC-registered swap dealer and a Malta MFSA crypto-asset service
  provider.
url: https://raw.githubusercontent.com/api-evangelist/falconx/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- accel
- lightspeed-venture-partners
- sapphire-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
image: https://cdn.prod.website-files.com/651c447abe93254c6451b1b3/6555443ed247940a60323128_FalconX_OpenGraph%20(1).png
tags:
- Company
- Cryptocurrency
- Digital Assets
- Prime Brokerage
- Trading
- Institutional
- Financial Services
- Custody
- Derivatives
- OTC
apis:
- name: FalconX API
  description: 'FalconX REST trading API for institutional digital-asset execution: price quotes, order placement and execution,
    trade history, balances, transfers, and trade limits, across OTC, execution-management (Execute), and direct market access
    (DMA) products.'
  humanURL: https://falconx.stoplight.io
  baseURL: https://api.falconx.io
  tags:
  - Trading
  - Cryptocurrency
  - Execution
  - Digital Assets
  properties:
  - type: Documentation
    url: https://falconx.stoplight.io
  - type: APIReference
    url: https://falconx.stoplight.io
  - type: Authentication
    url: authentication/falconx-authentication.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://www.falconx.io
- type: DeveloperPortal
  url: https://falconx.stoplight.io
- type: Documentation
  url: https://falconx.stoplight.io
- type: APIReference
  url: https://falconx.stoplight.io
- type: SignUp
  url: https://app.falconx.io/login
- type: Login
  url: https://app.falconx.io/login
- type: Blog
  url: https://www.falconx.io/newsroom
- type: Support
  url: https://www.falconx.io/contact
- type: TermsOfService
  url: https://www.falconx.io/terms-of-use
- type: PrivacyPolicy
  url: https://www.falconx.io/privacy
- type: Security
  url: https://www.falconx.io/security-report
- type: StatusPage
  url: https://status.falconx.io
- type: Authentication
  url: authentication/falconx-authentication.yml
- type: Lifecycle
  url: lifecycle/falconx-lifecycle.yml
- type: Conformance
  url: conformance/falconx-conformance.yml
- type: DomainSecurity
  url: security/falconx-domain-security.yml
- type: LLMsTxt
  url: llms/falconx-llms.txt
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence