CLI: Browser & Filesco search

co search and co fetch

The co ai web tools as commands. Any skill that shells out to "search the web" has something to run, and you can see exactly what the agent saw.

co search "python json module"                 # auto: your key, else credits, else free
co search "python json module" --engine ddg    # free, no key
co search "rust 2024 edition" -n 5 --json      # structured, for scripts
co fetch https://docs.python.org/3/library/json.html
co fetch https://docs.python.org/3/library/json.html --prompt "What does indent do?"

co search QUERY

Option Meaning
--engine, -e auto (default), co, serper, brave, ddg — see web_search
--count, -n 1–20 results (default 10)
--json {"engine", "answer", "results": [{"title","url","snippet"}], "notes"} on stdout (answer only from co)

Exit 0 with results; the tip on stderr names co fetch <first result>. Exit 1 when the engine could not answer, with one next step. Out of credits:

$ co search "python docs" --engine co
Search failed (payment_required): Your ConnectOnion credits are used up. Add credits: co status. Free alternatives: ...
Next: co search 'python docs' --engine ddg

co charges each query to your ConnectOnion credits (co status shows the balance). Your own SERPER_API_KEY or BRAVE_API_KEY in .env is used first when set: co env set SERPER_API_KEY <key>.

co fetch URL

Option Meaning
--prompt, -p A question; a small model answers from the page instead of printing it
--max-chars Longest page text printed (default 20000)
--json {"url","status","content_type","title","markdown","redirect"}

Private and local addresses are refused (exit 1, Next: curl -sL <url>). A redirect to another site is printed, not followed, and the tip is co fetch <target>. Pages that need JavaScript: co browser.

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