submitWork.ts•2.36 kB
import { z } from "zod";
import { CallToolResult } from "@modelcontextprotocol/sdk/types";
import { INFURA_CHAIN_URLS } from "../../config/chains.js";
import { JsonRpcResponse } from "../../types/rpc.js";
export const submitWork = {
name: "eth_submit_work",
description:
"Submit a proof-of-work solution. Returns true if the solution is valid, false otherwise.",
schema: {
nonce: z.string().describe("The nonce found (8 bytes, hex string)"),
powHash: z
.string()
.describe("The header's PoW-hash (32 bytes, hex string)"),
mixDigest: z.string().describe("The mix digest (32 bytes, hex string)"),
chainid: z
.number()
.optional()
.describe("EVM chain ID (default: 1 for Ethereum mainnet)"),
},
handler: async ({
nonce,
powHash,
mixDigest,
chainid,
}: {
nonce: string;
powHash: string;
mixDigest: string;
chainid?: number;
}): Promise<CallToolResult> => {
try {
const selectedChainId = chainid ?? 1;
const url = INFURA_CHAIN_URLS[selectedChainId];
if (!url) {
return {
content: [
{ type: "text", text: `Unsupported chain ID: ${selectedChainId}` },
],
};
}
const body = {
jsonrpc: "2.0",
method: "eth_submitWork",
params: [nonce, powHash, mixDigest],
id: 1,
};
const res = await fetch(url, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify(body),
});
const data: JsonRpcResponse = await res.json();
if (typeof data.result !== "boolean") {
return {
content: [
{
type: "text",
text: `Error submitting work: ${
data.error?.message || "Unknown error"
}`,
},
],
};
}
return {
content: [
{
type: "text",
text: `Work submission valid: ${data.result}`,
},
],
};
} catch (err: unknown) {
const message =
err instanceof Error
? err.message
: typeof err === "string"
? err
: JSON.stringify(err);
return {
content: [{ type: "text", text: `Error submitting work: ${message}` }],
};
}
},
};