# 0xaibridge MCP server

Agent View of the PolicyLayer registry record for 0xaibridge: identity, probed posture, risk grade, and all 5 tools classified. HTML page: https://policylayer.com/tools/0xaibridge-mcp

## Facts

- Server id: `@0xaibridge/mcp`
- Install: `npx -y @0xaibridge/mcp`
- Homepage: https://www.npmjs.com/package/@0xaibridge/mcp
- Registry record: grade F, identity unverified
- Lifecycle: active
- Rate-limited: no
- Tools: 5
- Tool categories present: Financial, Read
- Tags: 0xaibridge mcp, payments
- Record last modified: 2026-08-10T15:50:57.545Z

## Tools (5)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `bridge_transfer` | Financial | Critical | https://policylayer.com/tools/0xaibridge-mcp/bridge-transfer.md |
| `bridge_estimateFee` | Read | Low | https://policylayer.com/tools/0xaibridge-mcp/bridge-estimatefee.md |
| `bridge_getChainInfo` | Read | Low | https://policylayer.com/tools/0xaibridge-mcp/bridge-getchaininfo.md |
| `bridge_getHealth` | Read | Low | https://policylayer.com/tools/0xaibridge-mcp/bridge-gethealth.md |
| `bridge_getRoute` | Read | Low | https://policylayer.com/tools/0xaibridge-mcp/bridge-getroute.md |

## Tool descriptions

- `bridge_transfer` — Execute a bridge transfer of ERC20 tokens from one chain to another. Requires PRIVATE_KEY environment variable. Steps: approve token spending → call bridge.transferTokens() → returns tx hash and sequence number.
- `bridge_estimateFee` — Estimate the gas fee for a bridge transfer. Returns the estimated fee in wei, the fee token (ETH), and the estimated completion time in seconds.
- `bridge_getChainInfo` — Get information about all supported chains for the 0xAINet cross-chain bridge. Returns chain IDs, names, bridge contract addresses, and RPC URLs.
- `bridge_getHealth` — Check if the 0xBridge MCP server and SDK are operational.
- `bridge_getRoute` — Query available bridge routes between two chains for a given token. Returns whether a route is available and which bridges can be used.

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## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=0xaibridge-mcp · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/0xaibridge-mcp