Cross-chain, leveled up.

Give users the best swap rates across 12+ EVM networks and Solana with the Fusion+ API

Get your API key Let’s build

Offer seamless cross-chain swaps

with the intent-based solution that makes trades smooth and secure - and consistently returns the market-leading rate.

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Zero Gas

The user signs their order off-chain - and resolvers cover all network fees.

MEV protection

Fusion+ swaps are secure by design: market makers bundle orders so bots can’t attack them.

Full self-custody

Trustless trades keep users in control of their crypto.

Smart execution

Dutch auction meets dynamic price curve to make resolvers compete to fill orders in time - starting at better than the market rate.

Security & Compliance

Protect yourself from nasty surprises with wallet screening, liquidity scanning and the most-audited smart contracts in DeFi.

Lightning-fast response

1inch APIs lead the market with latency as low as 100ms.

The Fusion+ API adapts to your use case

Find your needs. Then scale.

Dev

$0* / moFree

1 Application
1 API Keys per App
1 RPS limit
25,000
Web3 RPC Calls per month
100,000
Swap Requests per month
1 user(s)
7 days
Statistics retention period

Start-Up

$149* / mo$199

2 Applications
2 API Keys per App
10 RPS limit
50,000
Web3 RPC Calls per month
1,000,000
Swap Requests per month
2 user(s)
30 days
Statistics retention period

Professional

$299* / mo$399

5 Applications
2 API Keys per App
20 RPS limit
100,000
Web3 RPC Calls per month
3,000,000
Requests per month
3 user(s)
30 days
Statistics retention period

Business

$599* / mo$799

10 Applications
5 API Keys per App
40 RPS limit
250,000
Web3 RPC Calls per month
7,000,000
Requests per month
5 user(s)
90 days
Statistics retention period

* Upon projects reaching US$10 million in swap volume using Dev Portal, the project will automatically convert to the Custom Plan with revenue share on swap volume.

** Prices exclude infrastructure fees. Learn more

Enterprise

Flexible pricing

Start as Enterprise

Custom Requests
Custom API Limits
Dedicated BD / account team to build tailored proposal and support
Perfect for scaling and enterprise companies
Personalized pricing built for your usage