io.github.DeltaX-Public/deltax-preflight
DeltaX Preflight
Is the DeltaX Preflight MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-29.
Check finite candidate proposals against separate policy and evidence, with canonical hash receipts.
alive probed 2026-11-14 · unchanged since 2026-10-29
- Bundle
- https://github.com/DeltaX-Public/deltax-preflight/releases/download/mcp-v0.1.0/deltax-preflight-mcp-0.1.0.mcpb (MCPB, for a client that installs bundles; probed in a container with the network off)
- Host
- github.com
- Reports itself as
- deltax-preflight 0.1.0
- Capabilities
- tools
- Instructions
- 292 characters
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 606 tokens in Claude Opus 5.5, exact, measured 2026-10-29. With the Claude Code prefix mcp__…__ on each tool name: 642. The o200k_base estimate is 311. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/DeltaX-Public/deltax-preflight
- Registry
- active, updated 2026-10-22 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.95×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| preflight_check | 308 | 158 | 51 % |
| preflight_hash_policy | 150 | 77 | 25 % |
| preflight_hash_decision | 148 | 76 | 24 % |
Compare this server with others.
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Other registry entries on github.com, the ones next to this name; all of them.
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- Charles Local MCP io.github.Eason0in/charles-local-mcp · crashed on start
Servers that mention preflight.
- objekts Production Desk ai.objekts.mcp/production-desk · alive
- PreClick — An MCP-native URL preflight scanning service for autonomous agents. ai.preclick/preclick-mcp · alive
- PreClick — An MCP-native URL preflight scanning service for autonomous agents (formerly URLCheck). ai.urlcheck/urlcheck-mcp · alive
- cc.ticktape/mcp · alive
- Agent Preflight com.agent-preflight/agent-preflight · alive
- Agent Distribution com.agentdistributionservices/agent-distribution · alive
- Silent Door Repository Handoff Planner com.aibitious.silent/repository-safety-preflight · alive
- Butterfly Delta Preflight com.butterflydelta/preflight · alive
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.