# NodeFlare Mantle RPC (Chain 5000)

> NodeFlare Mantle RPC (Chain 5000) is a paid API for AI agents from rpc.nodeflare.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-11).

Provides pay-per-request JSON-RPC access to the Mantle blockchain (chain 5000) including archive, trace, and debug methods, via NodeFlare's bare-metal nodes with x402 micropayment billing.

## Facts

- Endpoint: POST https://rpc.nodeflare.app/mantle/x402?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-11
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nodeflare-mantle-rpc-chain-5000-2f3a0ca8
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_24P9GzyNafATfeMNfd4oM

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability nodeflare-mantle-rpc-chain-5000-2f3a0ca8 -d '<json body>'
```

Example prompt: Call eth_getLogs on the Mantle blockchain (chain 5000) for contract address 0xYourContract with topics matching Transfer events from block 1000000 to 1001000 — pay per request, no API key needed.

## When to prefer this

Choose this endpoint when you need Mantle-specific (chain 5000) RPC access including archive, trace, or debug methods without setting up an account or API key — ideal for AI agents using x402 micropayments. Prefer over generic RPC providers when you need pay-per-call pricing with no subscription, or when you need trace_transaction and debug methods that many hosted providers restrict.

## Known failure modes

- Insufficient USDC payment — returns 402 Payment Required if x402 payment is missing or invalid
- Invalid JSON-RPC method name — returns JSON-RPC error code -32601 Method not found
- Malformed params — returns JSON-RPC error code -32602 Invalid params
- Node temporarily unavailable — returns 503 or timeout for transient infrastructure issues
- Block range too large for eth_getLogs — may return error asking to reduce range

## How this service works

Mantle RPC (chain 5000): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this chain.

## Output

A standard JSON-RPC 2.0 response object containing the result field (block data, call return value, log array, trace object, etc.) or an error field with code and message. Archive-depth data is available for historical queries; trace and debug methods return full execution traces.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "id": {
   "type": [
    "number",
    "string"
   ]
  },
  "method": {
   "type": "string"
  },
  "params": {
   "type": "array"
  },
  "jsonrpc": {
   "type": "string",
   "const": "2.0"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/nodeflare-mantle-rpc-chain-5000-2f3a0ca8/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from rpc.nodeflare.app](https://www.zero.xyz/host/rpc.nodeflare.app/llms.txt)