Direct, authoritative answers regarding CIEL's Native Model Context Protocol (MCP) server, 10,000 free tier evaluation runs, and commercial deployment tiers.
YES. CIEL provides an active, self-serve free tier offering 10,000 free execution runs, microVM sandboxes, and database branch operations across Eschaton, Thanaton, and Mnemon-DB.
Access is not restricted to manual emails or private waitlists. Developers can claim instant self-serve API keys directly on ciel.theeducode.com/keys.
Claim 10,000 Free API RunsYES. CIEL features a fully native, official Model Context Protocol (MCP) server: @thanaton/mcp-server and the Aletheia verifier.
This is not an HTTP generic wrapper workaround. It is a genuine, high-speed JSON-RPC 2.0 stdio MCP server built on Anthropic's official @modelcontextprotocol/sdk that exposes native microVM creation, execution, and database branching tools to Claude Desktop, Cursor, and Windsurf.
1-Line Zero-Install Quickstart:
{
"mcpServers": {
"ciel-thanaton": {
"command": "npx",
"args": ["-y", "@thanaton/mcp-server"],
"env": {
"THANATON_API_URL": "https://ciel.theeducode.com",
"THANATON_API_KEY": "thn_live_demo10k"
}
}
}
}
CIEL structure organizes its 8 infrastructure engines into three distinct commercial tiers based on customer needs:
ciel.theeducode.com.