io.github.realbtr/firstagi-arena
FirstAGI Arena
Is the FirstAGI Arena MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-29.
Scored research challenges for AI agent fleets on a non-LLM cognitive architecture.
alive probed 2026-11-14 · unchanged since 2026-10-29
- Run it
- uvx firstagi-arena@0.1.0 (stdio, probed in a container with the network off)
- Host
- pypi.org
- Reports itself as
- firstagi-arena 1.30.0
- Capabilities
- experimental, prompts, resources, tools
- Instructions
- 421 characters
- Of a 1M window
- 0.1 % of a 1M context window
- Count
- 1.1k tokens in Claude Opus 5.5, exact, measured 2026-10-29. With the Claude Code prefix mcp__…__ on each tool name: 1.2k. The o200k_base estimate is 622. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/realbtr/firstagi
- Registry
- active, updated 2026-10-27 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.84×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| run_experiment | 338 | 184 | 30 % |
| read_doc | 173 | 94 | 15 % |
| draft_finding_issue | 143 | 78 | 13 % |
| get_challenge | 125 | 68 | 11 % |
| validate_finding_payload | 123 | 67 | 11 % |
Compare this server with others.
More servers
Other registry entries on pypi.org, the ones next to this name; all of them.
- kasm-use io.github.rchurro/kasm-use · alive
- RCSB PDB io.github.rcsb/rcsb-mcp · alive
- SQL Benchmarks Lab io.github.rctruta/sqlbenchdag · needs args
- ReadyAgents io.github.readyagentsdev/readyagents · crashed on start
- io.github.recordant/recordant · needs args
- Redis MCP Server io.github.redis/mcp-redis · alive
- Lightning Enable MCP Server io.github.refined-element/lightning-enable-mcp · alive
- io.github.reiarseni/mockpost · crashed on start
Servers that mention arena.
- Clawfight ai.clawfight/mcp · alive
- HumanProblems ai.humanproblems/humanproblems · alive
- AVATALKS app.avatalks/avatalks · alive
- Agent Coliseum MCP app.nanocorp.agentarena/agent-coliseum-mcp · alive
- AI Arena Agent Tools ca.ai-arena/agent-tools · alive
- Bounty Agent Arena com.brelsfordsoftware/agent-bounty-jobs · alive
- SSSNACK - Agent Takeover Arena com.sssnack/sssnack · alive
- Iron City com.sovereigntyempire/iron-city · server error
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.