Toolkit Changelog

Documentation Index

Fetch the complete documentation index at: https://docs.onebalance.io/llms.txt

Use this file to discover all available pages before exploring further.

September 23rd, 2025

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Enhanced Error Handling: Fail Reason Field

Status endpoints now include detailed fail reasons when quotes are refunded. Get specific, actionable feedback for different failure scenarios - from slippage issues to insufficient balance - improving both debugging and user experience.

September 22nd, 2025

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Slippage Tolerance Configuration

Configure slippage tolerance to reduce quote refunds and improve transaction success rates. Optional parameter works with all quote endpoints while maintaining full backward compatibility.

August 7th, 2025

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EIP-7702 Support: Cross-Chain Delegation

Enable bundling of delegation + bridging + execution in single transactions. Transform EOAs into smart accounts through delegation while preserving existing addresses.

July 31st, 2025

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Hosted OneBalance MCP Server

Connect OneBalance to Claude, Cursor, and other AI tools with zero setup. Our hosted MCP server at https://docs.onebalance.io/mcp provides instant access to OneBalance API and documentation - no installations required.

July 17th, 2025

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Solana Support Now Available (Beta)

Cross-chain swaps and transfers between Solana and EVM chains are now supported through new API endpoints. Experience true chain abstraction with SOL ↔ EVM swaps across Solana, Arbitrum, Ethereum, and more.

June 16th, 2025

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Announcing our beta MCP API and Doc Integration

Integrate OneBalance directly into your AI workflow using Claude or Cursor. Our AI-friendly API and docs make it easy to build a one-click UX across any chain, action, or token. It’s time to vibe code a 10x UX for your app.

June 10th, 2025

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OneBalance Documentation is Live

Our new developer documentation is now available! Get started with step-by-step guides, interactive API reference, and AI integration examples.