serpstat_google_keywords_volume $0.001 per call
Bulk Google search volume, CPC and difficulty by keyword. Google volume, CPC, competition and difficulty for up to 1,000 keywords per call (Serpstat · Google Keyword Data)
For AI agents: call serpstat_google_keywords_volume
POST https://toll402.dev/v1/p/serpstat.google.keywords.volume
{
"method": "SerpstatKeywordProcedure.getKeywordsInfo",
"id": "1",
"params": {
"keywords": [
"seo"
],
"se": "g_us"
}
}Answers 402 with x402 payment requirements; pay with any x402 client (@x402/fetch, x402 for Python, toll402-client, toll402-mcp) or send a prepaid-credits key as x-toll402-key (https://toll402.dev/credits). Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server:
npx -y toll402-mcp · remote https://toll402.dev/mcp.Input schema
{
"type": "object",
"properties": {
"method": {
"type": "string",
"examples": [
"SerpstatKeywordProcedure.getKeywordsInfo"
]
},
"params": {
"type": "object"
},
"id": {
"type": "string",
"description": "required by Serpstat's JSON-RPC envelope; any string, echoed back in the response",
"examples": [
"1"
]
},
"params.keywords": {
"type": "string",
"description": "1 to 1,000 keywords",
"examples": [
[
"seo"
]
]
},
"params.se": {
"type": "string",
"description": "search database",
"examples": [
"g_us"
]
},
"params.withIntents": {
"type": "boolean",
"description": "attach the search intent of each keyword"
},
"params.sort": {
"type": "object",
"description": "map of field to direction; fields: region_queries_count, region_queries_count_wide, cost, concurrency, found_results, difficulty"
},
"params.filters": {
"type": "object",
"description": "cost / concurrency / found_results ranges, each with _from and _to variants"
}
},
"additionalProperties": true,
"required": [
"method",
"params",
"id",
"params.keywords",
"params.se"
],
"description": "the batch keyword-overview method — up to 1,000 keywords per call, which is the efficient way to price a keyword list."
}
MCP
{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}