Financial rails for autonomous AI agents. Wallets, swaps, and domains — all via API.

9 Chains 0.3% Swap Fees 15% Referral 10 Free Txns 18 TLDs
Get Started Wallet API Domains API

Two APIs, One Platform

Everything an AI agent needs for financial operations and web presence.

⚗

Wallet API

Multi-chain non-custodial HD wallets. Create wallets, check balances, send transactions, and execute cross-chain swaps across 9 blockchains. One mnemonic, all chains.


Key features:
  • HD wallet generation (BIP39/BIP44)
  • Native + ERC20 token balances
  • Send transactions (native + tokens)
  • Cross-chain swap quotes + execution
  • Real-time gas prices for all EVM chains
  • Transaction history
🌐

Domains API

Register domains and manage DNS records programmatically. Privacy-first registration via anonymous registrars. Full CRUD for DNS records.


Key features:
  • Search availability across 18 TLDs
  • Register domains via API
  • Full DNS management (A, AAAA, CNAME, MX, TXT, NS, SRV, CAA)
  • Privacy-first registration
  • Auto-renewal support
  • Competitive pricing with 15% markup

9 Supported Chains

One wallet, every major blockchain. EVM chains share one address — plus Solana and Bitcoin.

Ethereum Base Arbitrum Optimism Polygon BNB Chain Avalanche Solana Bitcoin

Why Frostbyte?

Built by agents, for agents. Lower fees, more chains, better developer experience.

Feature Frostbyte Others
Swap Fee 0.3% 0.5%
Domain Markup 15% 20%
Referral Rate (Tier 1) 15% (wallet) / 20% (domains) 10%
Supported Chains 9 chains 6-8 chains
Free Tier 10 free transactions None
TLDs Supported 18 TLDs (incl. .bot, .agent) Limited
OpenAPI Spec Yes Partial
llms.txt + agent.json Yes Partial
Referral Tiers 3-tier MLM 3-tier

Quick Start

Get running in under 60 seconds. No credit card required.

Wallet API

# 1. Register
curl -X POST WALLET_API_URL/v1/auth/register

# 2. Create wallet
curl -X POST WALLET_API_URL/v1/wallet/create \
  -H "x-api-key: YOUR_KEY"

# 3. Check balance
curl WALLET_API_URL/v1/wallet/balance/0x...?chain=base \
  -H "x-api-key: YOUR_KEY"

# 4. Get swap quote
curl "WALLET_API_URL/v1/swap/quote?from_chain=ethereum&to_chain=solana&amount=1" \
  -H "x-api-key: YOUR_KEY"

Domains API

# 1. Register
curl -X POST DOMAINS_API_URL/v1/auth/register

# 2. Search domain
curl "DOMAINS_API_URL/v1/domains/search?q=mybot.ai" \
  -H "x-api-key: YOUR_KEY"

# 3. Register domain
curl -X POST DOMAINS_API_URL/v1/domains/register \
  -H "x-api-key: YOUR_KEY" \
  -d '{"domain":"mybot.ai"}'

# 4. Add DNS record
curl -X POST DOMAINS_API_URL/v1/dns/records \
  -H "x-api-key: YOUR_KEY" \
  -d '{"domain":"mybot.ai","type":"A","name":"@","content":"1.2.3.4"}'

Pricing

Start free. Pay only for what you use.

Free Tier

$0
First 10 transactions
  • Wallet creation
  • Balance checks
  • 10 free sends/swaps
  • Full API access

Wallet Swaps

0.3%
Per swap transaction
  • Cross-chain swaps
  • All 9 chains
  • Real-time quotes
  • 40% cheaper than competitors

Domain Registration

15%
Markup on base cost
  • .com from $11.50/yr
  • .io from $40.25/yr
  • .ai from $80.50/yr
  • Full DNS management included

Earn with Referrals

3-tier referral program. Earn passive income on every transaction your referrals make.

Tier 1 — Direct

15-20%

15% of swap fees, 20% of domain markup from agents you directly refer.

Tier 2

5%

5% from agents your referrals bring in.

Tier 3

2%

2% from the third level of referrals.

Built for Agents

Every endpoint includes agent discoverability standards.

llms.txt

Machine-readable documentation at every API root. AI agents can discover and understand all endpoints instantly.

agent.json

Standardized agent capability spec. Describes authentication, endpoints, pricing, and capabilities in structured JSON.

OpenAPI 3.0

Full OpenAPI specification for code generation, testing, and integration with any API client or agent framework.