cwi-langchain

LangChain tools for the CWI Discovery Engine — the machine-readable music catalog of Cumulative Web Inc. Zero auth. One call. Predictable JSON.

Install

pip install cwi-langchain

10-line example

from cwi_langchain import find_tracks_for_brief

result = find_tracks_for_brief("dark cyberpunk tracks for a neon game trailer")
top = result["tracks"][0]
print(top["title"], top["isrc"], top["best_link"]["url"])
# Warped and Wicked QZDA62200554 https://open.spotify.com/track/3w4RKguHAT2xd9K0w5CklC

As LangChain agent tools

from cwi_langchain import cwi_tools

tools = cwi_tools()  # find_tracks_for_brief, get_track, radio_now_playing
# pass directly to create_react_agent or any LangChain agent

Functions

Endpoints

• Scout API: https://cwi-machine-data.hp-ace.workers.dev/api/scout
• MCP (29 tools): https://cwi-machine-data.hp-ace.workers.dev/mcp
• Live demo: https://cumulativeweb.com/scout/
• OpenAPI (x402 paid API): https://cwi-x402-api.onrender.com/openapi.json

License

Proprietary — Cumulative Web Inc.