run a tab · settle on-chain

Developer dashboard.

Create a Tab key, fund it, and point your agent at the rail. Every call settles on Casper.

Token

Calls settled

Volume

0 X402

1 · Get your Tab key

Generates a Casper agent identity. Testnet only - keep the key file safe.

public key

account

pay-to

2 · Use it in your agent

Point your agent at the gateway with the key you downloaded. It signs and pays each call automatically, from this account's on-chain balance.

Live settlements live

Try the demo below, or create a key to track your own settlements.

Try it live

Pay for a sentence, settled on Casper.

No wallet needed - a funded demo agent pays the rail's x402 invoice on-chain, Deepgram speaks it, and every settlement lands in the live feed below.

Paid text-to-speech

Type a sentence. Our demo agent pays the rail's x402 invoice on Casper, Deepgram speaks it, and you download the MP3. Watch the payment land in the live feed.

Live transaction feed on-chain

No settlements yet.