io.github.zuo305/chain-data-agent
Chain Data for Agents (x402)
Is the Chain Data for Agents (x402) MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.
Live Solana validator stats: stake, commission, vote credits, skip rate. Pay per call via x402.
alive probed 2026-11-14 · HTTP 200
- Endpoint
- https://chain-data-agent.wangzuo305.workers.dev/mcp (streamable-http)
- Host
- chain-data-agent.wangzuo305.workers.dev
- Protocol
- 2025-11-25
- Reports itself as
- chain-data-agent 0.1.0
- Capabilities
- prompts, resources, tools
- Instructions
- 440 characters
- Of a 1M window
- 0.2 % of a 1M context window
- Count
- 1.7k tokens in Claude Opus 5.5, exact, measured 2026-11-14. With the Claude Code prefix mcp__…__ on each tool name: 1.7k. The o200k_base estimate is 1.1k. Counted again when the tool definitions change. Method.
- Website
- https://chain-data-agent.wangzuo305.workers.dev/
- Registry
- active, updated 2026-11-14 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.59×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| solana_validators_list_validators | 636 | 399 | 38 % |
| solana_validators_get_validator | 515 | 323 | 31 % |
| solana_validators_get_network_summary | 268 | 168 | 16 % |
| request_data | 260 | 163 | 15 % |
Compare this server with others.
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- ai.getvda/encrypted-langchain-token-agent · newer protocol
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- ai.getvda/google-sign-in-langchain-agent · newer protocol
- ai.getvda/langchain-login-and-token-agent · newer protocol
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.
Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.