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fix: raise web_read and http_fetch max_chars cap to 128K

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Both tools now accept max_chars up to 131072 to accommodate long
documentation pages and large API responses.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Scott Idem
2026-05-09 13:08:17 -04:00
parent 17e8869d12
commit 52c19afbcc
1 changed files with 5 additions and 5 deletions
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10
cortex/tools/web.py
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@@ -67,7 +67,7 @@ async def http_fetch(
""" """
method = method.upper() method = method.upper()
timeout = min(max(int(timeout), 1), 60) timeout = min(max(int(timeout), 1), 60)
max_chars = min(max(int(max_chars), 100), 32768) max_chars = min(max(int(max_chars), 100), 131072)
try: try:
async with httpx.AsyncClient(timeout=timeout, follow_redirects=True) as client: async with httpx.AsyncClient(timeout=timeout, follow_redirects=True) as client:
resp = await client.request(method, url, content=body) resp = await client.request(method, url, content=body)
@@ -90,7 +90,7 @@ async def web_read(url: str, max_chars: int = 16000) -> str:
surrounding noise. Returns markdown-formatted output. surrounding noise. Returns markdown-formatted output.
For raw responses (JSON APIs, health checks), use http_fetch instead. For raw responses (JSON APIs, health checks), use http_fetch instead.
""" """
max_chars = min(max(int(max_chars), 1000), 32000) max_chars = min(max(int(max_chars), 1000), 131072)
return await asyncio.to_thread(_sync_web_read, url, max_chars) return await asyncio.to_thread(_sync_web_read, url, max_chars)
@@ -111,7 +111,7 @@ def _sync_web_read(url: str, max_chars: int) -> str:
return f"Could not extract readable content from: {url}" return f"Could not extract readable content from: {url}"
if len(text) > max_chars: if len(text) > max_chars:
text = text[:max_chars] + f"\n\n[… truncated at {max_chars} chars — pass a larger max_chars to see more]" text = text[:max_chars] + f"\n\n[… truncated at {max_chars} chars — pass a larger max_chars (up to 131072) to see more]"
return f"Content from {url}:\n\n{text}" return f"Content from {url}:\n\n{text}"
@@ -146,7 +146,7 @@ DECLARATIONS = [
"method": types.Schema(type=types.Type.STRING, description="HTTP method: GET (default), POST, HEAD"), "method": types.Schema(type=types.Type.STRING, description="HTTP method: GET (default), POST, HEAD"),
"body": types.Schema(type=types.Type.STRING, description="Optional request body (for POST requests)"), "body": types.Schema(type=types.Type.STRING, description="Optional request body (for POST requests)"),
"timeout": types.Schema(type=types.Type.INTEGER, description="Request timeout in seconds (default 15, max 60)"), "timeout": types.Schema(type=types.Type.INTEGER, description="Request timeout in seconds (default 15, max 60)"),
"max_chars": types.Schema(type=types.Type.INTEGER, description="Max characters to return (default 8192, max 32768)"), "max_chars": types.Schema(type=types.Type.INTEGER, description="Max characters to return (default 8192, max 131072)"),
}, },
required=["url"], required=["url"],
), ),
@@ -164,7 +164,7 @@ DECLARATIONS = [
type=types.Type.OBJECT, type=types.Type.OBJECT,
properties={ properties={
"url": types.Schema(type=types.Type.STRING, description="Full URL to fetch and extract"), "url": types.Schema(type=types.Type.STRING, description="Full URL to fetch and extract"),
"max_chars": types.Schema(type=types.Type.INTEGER, description="Max characters to return (default 16000, max 32000)"), "max_chars": types.Schema(type=types.Type.INTEGER, description="Max characters to return (default 16000, max 131072)"),
}, },
required=["url"], required=["url"],
), ),