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Changelog

Deterministic deployments using Create2

  • Yash Kumar

Yash Kumar

16 Jun 2023

We have released utility functions for deterministic deployment of contracts. This allows predictable addresses on any EVM chain, as long as same salt is used for deploying the contract.

These are available on Typescript SDK version 3.10.22 and above.

Read more here: https://portal.thirdweb.com/typescript/deterministic-deployments

Support for x402 protocol v2

Support for x402 protocol v2

The thirdweb SDK now supports x402 protocol version 2, introducing header-based payment flows for improved efficiency and flexibility in blockchain payment integrations. Notable Changes * New Payment Headers: v2 uses PAYMENT-SIGNATURE for requests and PAYMENT-RESPONSE for responses, replacing the v1 headers (X-PAYMENT and X-PAYMENT-RESPONSE) * Streamlined Responses: Payment requirements are now encoded
13 Jan 2026 1 min read
Solana Token Deployment API

Solana Token Deployment API

New Endpoint — Deploy SPL tokens and Token-2022 tokens directly via API
16 Dec 2025 3 min read
Introducing: Bridge widget iframe

Introducing: Bridge widget iframe

The Bridge widget iframe makes it easy to embed cross-chain swaps and fiat onramp UI into your app. Just add an iframe to your HTML and get a fully customizable widget - no client id required! Features * Cross-chain token swaps across 85+ blockchains * Fiat onramp support to buy tokens with
12 Dec 2025 1 min read
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