Unified crypto payments.
A better way to

bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay

bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay

bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay
bridge
cross-chain swap
pay

Grow your revenue and offer users more ways to pay, wherever they are, with Halliday Payments. Available globally.

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Get started

Get started

Connect fast

Halliday Payments is integrated with top bridges and DEXs, creating paths to your token.

The easiest way to transact onchain

Payments intelligently routes through the best onramps, swaps, and bridges based on geography, payment method, and latency.

Own your UI

Customize the widget any way you like, or use the Headless SDK to take full control over the experience.

Fully non-custodial by design

Halliday Payments – and you – never take custody of user funds, paving the way for you to build compliant products.

Go to Payments

Built on the Workflow Protocol

Focus on building your business instead of spending years on engineering. The Workflow Protocol is a simple, unified, cross-chain platform to save companies time and money.

Go to Protocol

News

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How Halliday Payments Helped Story Fix Onboarding

Layer-1 blockchain Story turned to Halliday Payments for a single, futureproof solution that works for both users and the company.

Layer-1 blockchain Story turned to Halliday Payments simple, futureproof solution.

Aug 20, 2025

Halliday Named to The Generalist’s Future 50 Startups

Halliday Named to The Generalist’s Future 50

The Generalist noted that Halliday is "enabling blockchain's software era."

Halliday is "enabling blockchain's software era."

Aug 07, 2025

Halliday Raises $20M Series A Led by a16z crypto

Today, we are thrilled to announce we’ve raised $20M in Series A funding led by a16z crypto.

We are thrilled to announce we’ve raised $20M in Series A funding led by a16z crypto.

March 18, 2025

Halliday: The First Workflow Protocol

As blockchain has scaled, a mass proliferation of infrastructure, chains, and on-chain services has ensued. Large acquisitions have paved the way for enterprise adoption of public blockchains. Strong AI is a reality now, with its effects rippling through industries. The launch of reasoning models make it inevitable that AI agents will perform important actions on our behalf.

February 20, 2025