> For the complete documentation index, see [llms.txt](https://docs.blockchainsecurity.asia/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.blockchainsecurity.asia/api-reference/readme/cross-chain/kua-lian-zi-jin-zhui-zong.md).

# 跨鏈資金追蹤

追蹤單筆交易經跨鏈橋移轉後的去向，連接來源鏈、目的鏈，以及兩端交易與收付地址。

## GET /v1/cross-chain

>

```json
{"openapi":"3.1.0","info":{"title":"Blockchain Atlantis API Gateway","version":"0.1.0"},"tags":[{"description":"追蹤單筆交易經跨鏈橋移轉後的去向，連接來源鏈、目的鏈，以及兩端交易與收付地址。","name":"跨鏈資金追蹤"}],"servers":[{"description":"Production","url":"https://api.blockchainsecurity.asia"}],"security":[{"api_key":[]}],"components":{"securitySchemes":{"api_key":{"in":"header","name":"X-API-Key","type":"apiKey"}}},"paths":{"/v1/cross-chain":{"get":{"operationId":"track","parameters":[{"description":"來源交易 hash","in":"query","name":"txhash","required":true,"schema":{"type":"string"}},{"description":"protocol label（協定關鍵字），例如 across、axelar、celer、wormhole","in":"query","name":"label","required":true,"schema":{"type":"string"}}],"responses":{"200":{"content":{"application/json":{}},"description":"查詢成功，回傳跨鏈交易詳情（來源/目的鏈、兩端交易與收付地址）"},"400":{"description":"請求參數有誤，請提供 txhash 與 label"},"401":{"description":"缺少或無效的 API key"},"502":{"description":"後端服務暫時無法回應，請稍後重試"}},"summary":"","tags":["跨鏈資金追蹤"]}}}}
```