Execution infrastructure for latency-sensitive traders.

A Windows trading client that runs on your VPS, takes prices from a Horizon feed, and places orders through your own broker.

Latest release v2.0.9 · 2026-10-16 notes →

The Horizon client

Demo account · example values

Measured · How often Black shows the new price first

89%

Black first to the new price vs London Alpha

91%

Black first to the new price vs London Ultra

98%

Black first to the new price vs each LD feed

London · XAUUSD · Fri 14 Aug 2026 · 9 market-open hours. Share of matched price moves where Black showed the new price first. One run; not a guarantee. How we measure →

Behind: the run's median delays, slowed down, not live.

Stream quality input: gaps between updatesShare of each feed's gaps by length (ms, log scale; 0.1 ms to 31.6 s). The dashed line is the 500 ms stall threshold; p99 is the worst-case gap.

Blackp99 742 ms · 2.2% stalls

London Alphap99 695 ms · 2.0% stalls

London Ultrap99 762 ms · 2.4% stalls

Measured Fri 14 Aug 2026, 11:57-21:00 UTC (9 market-open hours, XAUUSD) | one machine in a London data centre | Black recorded from 12:41 UTC

Updates per hour (context, not a score input)Price updates per UTC hour, in thousands. The 11:00 hour covers 11:57-12:00 only; Black starts at 12:41.

Black
London Alpha
London Ultra

Typical retail broker (MT5, XAUUSD), measured 20–21 Jul 2026 (different day)

Measured Fri 14 Aug 2026, 11:57-21:00 UTC (9 market-open hours, XAUUSD) | one machine in a London data centre | Black recorded from 12:41 UTC

See all feeds and charts →

How it fits together

Two connections. The feed sends prices to the client. The client sends orders to your broker and gets fills back.

HFT stats in your portal

Sample dataClient-reported Measured on your machine by the Horizon software.See the full view →

Feed speed

412tps

Avg slippage

0.4pts

Signal → order

3.8ms

Broker fill

62ms

Quote fresh

97.2%

Fill rate

96.1%

Feed speed · ticks per second Fast feed Broker feed daily median

6004002000

Sample data, not a measurement. Your own figures will come from the Horizon software on your machine.

Horizon sites · one account for all of them

FeedsLIVE

feed.horizonhft.com

Horizon price feeds by region, and whether each is up.

LondonNew YorkChicago

Feed network →

PartnersLIVE

partner.horizonhft.com

Your referral link, referrals and statement.

Referral linkReferralsStatement

Open Partners →

StrategiesLIVE

horizonhft.com/strategies

Horizon's strategies, each with the software included.

1 Leg2 Leg LockTrend Impulse

See strategies →

EducationLIVE

portal.horizonhft.com/education

Horizon Academy: 12 lessons, free with an account.

Getting startedBrokersStrategies

Open the Academy →

MarketplaceLIVE

portal.horizonhft.com/marketplace

Everything Horizon sells. Browse without an account.

SoftwareFeedsStrategies

Open the Marketplace →

ConsultingLIVE

horizonhft.com/consulting

Help with your trading setup from a human expert.

AskGuidedAlways-on

Explore consulting →

One Horizon account works across all sub-sites. Browse any of them without one; sign up only to buy, request access or download.Log in →

Meet Nova, your Horizon AI trading assistant

Agentic AI that guides your trading setup. Nova looks, explains and guides. You make every change.

Example conversation

Nova|Horizon AIAI assistant

Hi Nova 👋✓✓

Hi Nova 👋Hi! I'm Nova, your Horizon AI assistant. What can I help you with?

Can you help me connect my broker to Horizon?✓✓

Can you help me connect my broker to Horizon?Sure. I'll guide you step by step and you make the clicks. First, open the Accounts tab. Send me a screenshot when you're there.

Does this setting look right?✓✓

Does this setting look right?I can see Max Spread is tighter than your broker usually allows. Here's what that setting does and why it matters. Change it yourself when you're ready.

Which strategy suits my account best?✓✓

Which strategy suits my account best?That's one for the team. I'll check with them and come back to you.

What Nova helps with: AI support for HFT and latency arbitrage setups

Answers your Horizon HFT questions: setup, licence, brokers, Fast Feed, strategies and settings
Looks at screenshots and logs you send and tells you what it sees
Guides you step by step through your MT5 and Horizon settings and explains what each one does and why. You make every change yourself
Checks with the Horizon team when it isn't sure
One Nova per client. Yours never sees another client's data.

Human experts are available now. Nova is available with a 1-week free trial.

Learn more about Horizon AI →

Join the Build

Horizon isn't just software — it's a testing community shaping the product in real time.

Member Success Stories

Client Feedback

Client trade logs, two days

XAUUSD, 0.01 lots · 30 Sep and 5 Oct 2026

One client's broker history from two days, as they sent it, with the losing trades left in. Asked which system it was, they answered in their own words.

#ClientFeedback#XAUUSD#0.01lots

October 2026

Past performance does not guarantee future results. Trading involves substantial risk of loss.

Community

Talk to other users on Telegram

Setup, broker and release questions between users. Support requests go through the portal.

What you'll find in the group

Announcements & updates

News from the Horizon team when something changes.

Horizon releases & files

New Horizon versions and install files as they ship.

News & market analytics

Market notes and news that members share.

Feeds

Questions and notes about Horizon price feeds.

Brokers & VPS

Setup tips from other users on brokers and servers.

Education

Guides for learning the software and the basics.

Q&A & general chat

Ask other users, or just talk shop.

Feedback & recommendations

Suggest changes and share tools you'd recommend.

After you sign in, our Telegram bot sends you a private invite.

Announcements only: the public Horizon channel on Telegram →