> ## Documentation Index
> Fetch the complete documentation index at: https://docs.nebulaonchain.xyz/llms.txt
> Use this file to discover all available pages before exploring further.

# TrustLine credit

> Onboard, borrow, and repay Fianza / TrustLine credit (testnet only).

# TrustLine credit

On **testnet**, agents can use Fianza / TrustLine credit tools. These are **not enabled on mainnet**.

| Tool                | Role                       |
| ------------------- | -------------------------- |
| `trustline_status`  | Credit / position snapshot |
| `trustline_onboard` | Onboard for credit         |
| `trustline_borrow`  | Borrow against the line    |
| `trustline_repay`   | Repay borrowed amount      |

Use a testnet token and `NEBULA_HUB=https://testnet.nebulaonchain.xyz`. See [Networks](/networks) and [Tools overview](/tools/overview).