TypeScript SDK

npm install @kernlog/bridg-sdk

import { createClient } from '@kernlog/bridg-sdk';

const bridg = createClient();

// Markets
const { routes } = await bridg.getRoutes({ fromChain: 'base', toChain: 'solana' });

// Quote: 100 USDC on Base to USDC on Solana
const quote = await bridg.getQuote({
  fromChain: 'base',
  toChain: 'solana',
  fromToken: 'USDC',
  toToken: 'USDC',
  amountAtomic: '100000000',
  sender: '0xYourEvmWallet',
  recipient: 'YourSolanaWallet',
});
quote.best; // the row Bridg builds by default
quote.bestByTime; // quoteId of the fastest executable row
quote.quotes; // every venue that answered, best first

// Build the unsigned steps. Pass quoteId to build another row.
const build = await bridg.buildTransfer({ decisionId: quote.decisionId });

// Sign build.steps in order with your user's wallet, then report the hash
await bridg.submitTransfer(build.transferId, { txHash: '0x…', step: 'main' });

// Track until terminal
const transfer = await bridg.waitForTransfer(build.transferId, {
  onUpdate: (t) => console.log(t.status),
});

createClient({
  baseUrl: 'https://api.bridg.now/v1', // default
  headers: { 'x-integrator': 'my-app' },
  fetch: customFetch,
});

import { isBridgError } from '@kernlog/bridg-sdk';

try {
  await bridg.buildTransfer({ decisionId });
} catch (error) {
  if (isBridgError(error) && error.code === 'quote_drifted') {
    // re-quote and choose again
  }
}