$ curl https://api.1sat.app/1sat/chaintracks/height
SERVICES
Live on 1sat.app
Every service below is public infrastructure. No keys, no signups — point your client at a host and go.
1Sat Stack
Unified BSV indexing: UTXOs, ordinals, BSV21 tokens, ORDFS content, BAP identities, and transaction broadcast.
Arcade
Transaction broadcasting with status callbacks. Submit raw or BEEF transactions to the BSV network.
Wallet Host
BRC-100 wallet host: remote storage, sync, and hosted wallet services. OpenAPI reference at the root.
MessageBox
Encrypted peer-to-peer message delivery for payment and token inboxes.
Sigma Overlay
BAP identity and social overlay index. Resolve on-chain identities and social data.
BSV21 Overlay
Overlay index for BSV21 fungible tokens.
SDK
Build with it
# unified indexer client
$ bun add @1sat/client
# agent skills (Claude Code, Cursor, ...)
$ npx skills add b-open-io/1sat-sdk --skill 1sat-stack
# hit the stack directly
$ curl https://api.1sat.app/1sat/chaintracks/height
Packages: @1sat/client · @1sat/actions · @1sat/wallet · @1sat/connect · @1sat/react · @1sat/types github.com/b-open-io/1sat-sdk
RESOURCES
Around the ecosystem
1satordinals.com
Official 1Sat Ordinals website and protocol docs.
1sat.name
OpNS names — minting, mining, and registry.
1satwallet.com
1Sat web wallet.
1sat.market
Ordinals marketplace and wallet.
yours.org
Yours Wallet — 1Sat-enabled browser wallet.
handcash.io
HandCash — 1Sat-enabled wallet.
@1satordinals
Official 1Sat Ordinals account on X.
We're also building a browser for the open web. Preview 1Sat Browser →
Want a wallet right now? 1satwallet.com →