DataForSEO is a paid SERP and SEO-data API billed per call. FreeSerp is a free, keyless SERP API for AI agents — a drop-in alternative you can call with no key, no signup and no per-request bill.
Point your agent at FreeSerp’s JSON endpoint or its MCP connector and it searches 20M+ live sites in real time, getting back ranked results with LLM summaries — the same shape you would wire DataForSEO into, minus the account and the invoice.
When does DataForSEO still win? When you specifically need deep SEO datasets. Reach for FreeSerp when you want free, agent-native web search without a key — for retrieval, grounding, monitoring or tool-calls where cost-per-request and signup are the real blockers.
curl 'https://freeserp.ai/api.php?q=ai+chatbot&size=5'Yes — FreeSerp is a free, keyless SERP API over 20M+ live sites, built for AI agents.
No. FreeSerp has no key and no signup; an agent can call it directly.
Yes — via the JSON endpoint at /api.php or the MCP server at /mcp.