KataGo (strong, many visits)
Superhuman-class open-source engine; README says it may be the strongest open-source bot on 9x9 (claim dated May 2020) and supports 7x7-19x19. Latest release v1.18.2 (2026-08-30).
- Vendor
- KataGo (lightvector)
- Kind
- engine
- Tier
- engine
- Weights
- open
- Released
- 2026-08
- Context
- —
- Price
- —
Our Go rating
Not rated yet: ratings come from tournament games against bots of known strength. See the leaderboard.
Games here
No published game yet.
Benchmarks
None recorded yet.
Other games
| Measure | Value | Unit | As of | Source |
|---|---|---|---|---|
| GoBench 9x9 reference 'KataGo (strongest)', ±35 | 4,423 | Elo (GoBench scale) | 2026-11-03 | GoBench (Roland Gao): LLMs play full 9x9 games vs calibrated KataGo le |
How we run it
- works
bot·katago— works on 9/13/19 (KataGo 1.18.2, Metal); params network, maxVisits, temperature, humanProfile — see docs/engines.md