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horizon

https://horizon.alchemylab.sh/api/mcp

answers a handshake

Registry name: sh.alchemylab.horizon/briefing
Reports itself as: horizon 1.0.0
Protocol version: 2025-06-18
Transport: streamable-http
HTTP status: 200
Latency: 319 ms
Tools: 11
Checked: 2026-09-06T08:29:12Z

Tools it reports

get_daily_briefing
get_regulation_updates
get_china_signal
get_region_signal
get_entity_provenance
get_blind_spots
get_topic_signal
search_news
get_new_since
get_related
list_sources

Check it yourself

curl -s -X POST https://horizon.alchemylab.sh/api/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-06-18","capabilities":{},"clientInfo":{"name":"you","version":"0"}}}'