Google search for agents: web, news, images, places, shopping, Scholar. Paid per call over x402.
Serp402 is an MCP integration. Google search for agents: web, news, images, places, shopping, Scholar. Paid per call over x402.
The published npm package is serp402-mcp, version 1.0.0. Its declared MCP transport is stdio.
The package declares SERP402_EVM_PRIVATE_KEY: 0x… key holding USDC on Base. Each search costs USD 0.005, charged to this wallet. Either this or the Solana key is required to search.; SERP402_SOLANA_PRIVATE_KEY: ed25519 key (hex or base58) holding USDC on Solana. Alternative to the Base key.; SERP402_MAX_SPEND_USD: Stop searching after this much has been spent in one session. Default 1.00.; SERP402_ENDPOINT: Override the endpoint. Default https://serp402.com.
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project website. This profile uses version 1.0.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
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| Variable | Description | Required |
|---|---|---|
| SERP402_EVM_PRIVATE_KEY | 0x… key holding USDC on Base. Each search costs USD 0.005, charged to this wallet. Either this or the Solana key is required to search. | Optional |
| SERP402_SOLANA_PRIVATE_KEY | ed25519 key (hex or base58) holding USDC on Solana. Alternative to the Base key. | Optional |
| SERP402_MAX_SPEND_USD | Stop searching after this much has been spent in one session. Default 1.00. | Optional |
| SERP402_ENDPOINT | Override the endpoint. Default https://serp402.com | Optional |
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