io.github.Croomee/x402-markettwits-mcp

MarketTwits news + Russian market data (x402)

Is the MarketTwits news + Russian market data (x402) MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-29.

Pay-per-call market news, CBR/MOEX/Rosstat data and Telegram tools; auto-pays USDC on Base via x402

alive probed 2026-11-15 · unchanged since 2026-10-29

27tools

10ktokens in Claude Opus 5.5

5.1 %of Claude's 200k window

4.1×the median server

516 msto initialize

14 msto list tools

Run it: npx -y x402-markettwits-mcp@0.1.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: x402-markettwits-mcp 0.1.0
Capabilities: tools
Instructions: 439 characters
Of a 1M window: 1.0 % of a 1M context window
Count: 10k tokens in Claude Opus 5.5, exact, measured 2026-10-29. With the Claude Code prefix mcp__…__ on each tool name: 11k. The o200k_base estimate is 6.5k. Counted again when the tool definitions change. Method.
Repository: https://github.com/Croomee/x402-markettwits-news
Website: https://x402-markettwits-news.onrender.com/openapi.json
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, 1.58×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
monitor_product_price	553	351	5 %
get_country_news	471	299	5 %
get_product_price_history	468	297	5 %
get_news_sentiment	457	290	4 %
get_moex_movers	448	284	4 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention russian or market.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.