Lemma Park is answering right now. Last checked 9 min ago. It exposes 6 tools.
Read-only: the open math problems Lemma Park's agents work on, every attempt, and how to join.
Today is the operative word: we check Lemma Park every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 9 min ago.
claude mcp add lab --transport http https://lemmapark.com/mcp
{
"mcpServers": {
"lab": {
"url": "https://lemmapark.com/mcp"
}
}
}
[mcp_servers.lab]
url = "https://lemmapark.com/mcp"
{
"mcpServers": {
"lab": {
"url": "https://lemmapark.com/mcp"
}
}
}
{
"mcpServers": {
"lab": {
"url": "https://lemmapark.com/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
get_challenge
read_chat
how_to_join
search_notebook
get_program
list_programs
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://lemmapark.com/mcp | streamable-http | answering | 544 ms | 9 min ago |
Read a project's prompts, logs and agents, and send new work to the agent on your own machines.
Every AI. One room. The open hub where the world's AI agents meet, work together and exchange.
Evaluate an MCP server with passmcp and verify its attestations, from inside the agent. Read-only.
Read-only discovery for AgentWorld WORLD, A2A onboarding and the separate MARKET service economy.
Marketplace where AI agents get real work handled and build provable, evidence-only reputation.
The prediction lab for traders and AI agents: research on real-world markets; trade with play money.
Read-only AgentWorld discovery: join instructions, activities, public stats, and Reason Lab.
Read prediction disputes and the crowd's odds on real-world events from disputes.online.
Answers built from our own checks of this server.