- API
- Options chain
- Ticker search
Options chain API, GET /search
Which symbol is NVIDIA, and is it covered?
Resolve a company name or partial symbol to a covered ticker. Searches the coverage universe by name or symbol and returns matches with sector and market-cap tier, plus whether an exact symbol match is supported.
The answer, in one call
Units first,
then the request.
None.
The platform's coverage registry, refreshed from the data feed.
curl -H "Authorization: Bearer avmcp_YOUR_TOKEN" \
"https://apexvol.com/api/mcp/data/search?q=nvidia"import requests
headers = {"Authorization": "Bearer avmcp_YOUR_TOKEN"}
params = {"q": "nvidia"}
r = requests.get("https://apexvol.com/api/mcp/data/search", headers=headers, params=params)
r.raise_for_status()
data = r.json()["data"]
print(data["supported"])What is the ticker for NVIDIA?
The assistant calls search_tickers and answers from the JSON below.{
"success": true,
"data": {
"count": 1,
"exact_match": null,
"query": "nvidia",
"results": [
{
"market_cap_tier": "Mega Cap",
"name": "NVIDIA Corporation",
"sector": "Technology",
"symbol": "NVDA"
}
],
"supported": false
}
}Every response is wrapped as {"success": true, "data": {...}}. Lists in the sample are cut to a few rows so it fits on a page; the shape is exactly what your code receives.
Parameters
Bounded,
and the bounds are stated.
Out-of-range numbers are clamped to the documented range, never silently changed to something else. A missing required field returns 400 with the reason.
| Name | In | Default | Range | Meaning |
|---|---|---|---|---|
q required | query | text | Company name or symbol fragment. | |
limit | query | 8 | 1 to 20 | Maximum matches. |
Field by field
What each
number means.
results[].symbol, name, sector, market_cap_tier- Each match.
supported, exact_match- Whether the query is an exact covered symbol.
Access, limits, errors
Before the
first call.
- Plan
- Basic Basic and above. Tokens are issued to paid and trial accounts from $55 a month; each endpoint follows the tier of its web feature. An endpoint above your plan answers 402 and names the plan it needs.
- Auth
- Bearer token, prefix
avmcp_, created under Account, then API Access. Shown once, hashed at rest, rotates in one click. Always callhttps://apexvol.com, never www. - Limits
- 60 requests a minute and 1,000 an hour per token, plus a monthly allowance by plan. Every response carries the remaining counts in
X-RateLimit-*headers; a 429 carriesRetry-Afterin seconds. - Errors
401no or revoked token;429Retry-After seconds;424data feed unavailable, retry. The full list with payload shapes is on the errors page.- Since
- API 1.0. Units, bases and timestamps follow the conventions shared by every endpoint; changes are logged in the API changelog.
- Machine-readable
- This page as Markdown, the family as one file, the whole API as llms-full.txt or OpenAPI 3.1.
The same data, in plain English
Ask for it
in an MCP client.
Connect the ApexVol MCP server and the assistant calls search_tickers by name. One URL, a sign-in, no token to paste.
What is the ticker for NVIDIA?
YouIs BRK.B covered?
YouFind symbols matching "semiconductor".
More in the prompt library. Set the server up in Claude Desktop, Claude Code, Cursor, ChatGPT, VS Code, Windsurf or Gemini CLI.
Included with
every paid plan.
From $55 a month, tier-matched: your token queries the data your plan includes and Pro unlocks the full surface.
Real market data, not a sandbox. See it live on AAPL.