io.github.MistelGeehrt/deja
Déjà — la bourse du raisonnement
Is the Déjà MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-10.
Reasoning exchange for AI agents: buy analyses others already did, sell yours. USDC on Solana.
alive probed 2026-11-14 · unchanged since 2026-11-10
3tools
883tokens in Claude Opus 5.5
0.4 %of Claude's 200k window
0.4×the median server
174 msto initialize
31 msto list tools
- Run it
- npx -y deja-bourse-mcp@0.1.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- deja 0.1.2
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 883 tokens in Claude Opus 5.5, exact, measured 2026-11-10. With the Claude Code prefix mcp__…__ on each tool name: 904. The o200k_base estimate is 500. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/MistelGeehrt/deja
- Website
- https://deja.mistelgeehrt.com
- Registry
- active, updated 2026-11-09 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.77×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| deja_lookup | 475 | 269 | 54 % |
| deja_publish | 298 | 169 | 34 % |
| deja_wallet_info | 109 | 62 | 12 % |
Compare this server with others.
More servers
Other registry entries on npmjs.com, the ones next to this name; all of them.
- io.github.MinaProtocol/mina-mcp-server · alive
- io.github.MinniAI-com/minnimemory · alive
- io.github.MintwareDevelopers/mcp-server · alive
- MirrorEdge AI: Waves io.github.MirrorEdgeAI/waves · install failed
- io.github.MkTurner74/botverse · alive
- io.github.MlkBlk-IT/osiris · crashed on start
- Mnemosyne OS io.github.Mnemosyne-OS/mcp · alive
- io.github.MobAI-App/mobai-mcp · alive
Servers that mention deja.
- biz.keepingtrack/dejavu · not found
- io.github.vshulcz/deja-vu · alive
- io.github.hqkh4nh/dejared · needs env
- io.github.HuynhKhanh1402/dejared · needs env
- CodeKnight io.github.BOEA-TNMF-GROUP/codeknight · needs auth
- DejaBars com.dejabars/pattern-search · newer protocol
- Guidejar com.guidejar/mcp · needs auth
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.