Parameters4
| Parameter | Type | Default | Example |
|---|---|---|---|
fen | string | null | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 |
moves | number | null | 12 |
play | string | null | e2e4,e7e5 |
topGames | number | null | 4 |
Service overview
Masters opening explorer for a position. Returns top moves, win/draw/loss rates, and recent top master games from the Lichess masters database.
Level up your agent by giving it access to thousands of services. All payable per-request via x402. No API keys, no accounts.
Paste into your agentic chat and let your agent guide you.
npx awal x402 pay "https://chess402.vercel.app/api/masters" \
--method POST \
--data '{
"fen": "{fen}",
"moves": "{moves}",
"play": "{play}",
"topGames": "{topGames}"
}'{
"endpoint": "POST /api/masters",
"paid": true,
"query": "example input",
"result": {
"value": "Structured response from the service."
}
}API surface
4 crawlable routes
| Parameter | Type | Default | Example |
|---|---|---|---|
fen | string | null | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 |
moves | number | null | 12 |
play | string | null | e2e4,e7e5 |
topGames | number | null | 4 |
| Parameter | Type | Default | Example |
|---|---|---|---|
username | string | null | DrNykterstein |
| Parameter | Type | Default | Example |
|---|---|---|---|
fen | string | null | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 |
multiPv | number | null | 1 |
FAQ
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