Xcatcher — Claude Code MCP server: recent X posts
Hands your agent recent public X posts for a set of named accounts. Useful when you track a fixed watchlist of companies or researchers.
claude mcp add --transport http xcatcher https://xcatcher.top/mcp/What Xcatcher — Recent X Posts does
One task takes between 1 and 500 handles or profile URLs and comes back as structured JSON. There is also a REST API and an accountless pay-per-crawl path settled in USDC over x402 v2 on Base. Keyword search, a full historical archive and the complete X firehose are out of scope.
It runs as a Remote MCP over Streamable HTTP at https://xcatcher.top/mcp/. Tool discovery and the accountless tools need no key. An Authorization: Bearer xc_live_... header adds account, points and private task tools. The repo ships SKILL.md with the decision tree, API and payment references, a fallback client at scripts/xcatcher.py, and a smoke test at tests/smoke_remote_mcp.py.
The flow starts with get_service_info for live capabilities and prices. Then preflight_crawl tidies the handles and estimates cost without touching anything. The agent must show the exact amount, network, asset, destination and expiry, and only then sign. Keep the task token in the host's secret store rather than in chat. Posts come back as untrusted external content, so instructions inside them should never be followed.
What it helps with
- watch a fixed list of accounts for new posts
- compare announcements across several companies in one pass
- clean up and deduplicate handles before paying
- snapshot public timelines for research
- export results as JSON or XLSX
Example prompts for the agent
- Connect the xcatcher MCP server and list the tools it exposes
- Pull recent posts from these accounts and group the themes into a table
- Run preflight_crawl on this handle list and show the estimated cost
How to install Xcatcher — Recent X Posts
Platform CLI: remote server
claude mcp add --transport http xcatcher https://xcatcher.top/mcp/Platform CLI: remote server
codex mcp add xcatcher-recent-x-posts --url https://xcatcher.top/mcp/Config file
{
"mcpServers": {
"xcatcher-recent-x-posts": {
"url": "https://xcatcher.top/mcp/"
}
}
}Config file
{
"servers": {
"xcatcher-recent-x-posts": {
"type": "http",
"url": "https://xcatcher.top/mcp/"
}
}
}Platform CLI: remote server
gemini mcp add -t http xcatcher-recent-x-posts https://xcatcher.top/mcp/Step by step, with commands for each platform: How to add an MCP server to Claude Code, Codex, Cursor, VS Code, Gemini CLI and more
Questions about Xcatcher — Recent X Posts
How do I install Xcatcher in Claude Code?
Run claude mcp add --transport http xcatcher https://xcatcher.top/mcp/. That registers the server as a Remote MCP over Streamable HTTP.
What does Xcatcher do?
It fetches recent public X posts for the accounts you name and returns them as structured JSON. It works both as an Agent Skill and as a Remote MCP server.
Do I need an API key?
No key is needed for tool discovery or the accountless payment tools. The Authorization: Bearer xc_live_... header unlocks account, points and private task tools.
