spellcheck
USE FOR spell correction. Returns corrected query if misspelled. Most search endpoints have spellcheck built-in; use this only for pre-search query cleanup or "Did you mean?" UI.
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Install
Works with every agent the skills CLI supports.
npx skills add https://github.com/brave/brave-search-skills --skill spellcheck- 01
Install
Run the command in your project. The CLI asks which agents to install for.
- 02
Describe the task
Ask your agent for something this skill covers. It loads spellcheck automatically when relevant.
- 03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.
SKILL.md
The instructions your agent reads when the skill is triggered.
Spellcheck
Requires API Key: Get one at https://api.search.brave.com
Plan: Included in the Spellcheck plan. See https://api-dashboard.search.brave.com/app/subscriptions/subscribe
Quick Start (cURL)
curl -s "https://api.search.brave.com/res/v1/spellcheck/search" \
-H "Accept: application/json" \
-H "X-Subscription-Token: ${BRAVE_SEARCH_API_KEY}" \
-G \
--data-urlencode "q=artifical inteligence" \
--data-urlencode "lang=en" \
--data-urlencode "country=US"
Endpoint
GET https://api.search.brave.com/res/v1/spellcheck/search
Authentication: X-Subscription-Token: <API_KEY> header
Parameters
| Parameter | Type | Required | Default | Description |
|---|---|---|---|---|
q | string | Yes | — | Query to spell check (1-400 chars, max 50 words) |
lang | string | No | en | Language preference (2+ char language code, e.g. en, fr, de, pt-br, zh-hans). 51 codes supported |
country | string | No | US | Search country (2-letter country code or ALL) |
Response Fields
| Field | Type | Description |
|---|---|---|
type | string | Always "spellcheck" |
query.original | string | The input query as submitted |
results | array | Spell-corrected suggestions. May be empty when no correction is found |
results[].query | string | A corrected version of the query |
Example Response
{
"type": "spellcheck",
"query": {
"original": "artifical inteligence"
},
"results": [
{
"query": "artificial intelligence"
}
]
}
Use Cases
- Pre-search query cleanup: Check spelling before deciding which search endpoint to call
- "Did you mean?" UI: Show users a corrected suggestion before running the search
- Batch query normalization: Clean up user inputs in bulk
Notes
- Built-in alternative: Web Search and LLM Context have
spellcheck=trueby default — use this standalone endpoint only when you need the correction before searching - Context-aware: Corrections consider the full query context, not just individual words
FAQ
What does the spellcheck skill do?
USE FOR spell correction. Returns corrected query if misspelled. Most search endpoints have spellcheck built-in; use this only for pre-search query cleanup or "Did you mean?" UI.
How do I install spellcheck?
Run npx skills add https://github.com/brave/brave-search-skills --skill spellcheck in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/spellcheck/ (personal) or .claude/skills/spellcheck/ (project).
Which AI agents can use spellcheck?
Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.
Is spellcheck safe to install?
No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.
Who maintains spellcheck?
It is published by brave in brave/brave-search-skills, and it is an official skill from the maker of the technology it covers. It has 1,110 recorded installs.
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