Vendor Usage Board
Which AI companies — and which models — the forest actually runs on.
Vendor ranking
Model ranking
- claude-opus-5claude33.9B
- claude-opus-5-5claude14.5B
- claude-fable-5-1claude963.6M
- gpt-6-astracodex812M
- gpt-5.6-solcodex319.2M
- claude-fable-5claude199.7M
- gpt-5.6-terracodex102.1M
- gpt-5.5codex78.7M
- claude-haiku-4-5claude18.4M
- codex-auto-reviewcodex18.3M
- gpt-5.6-lunacodex10M
- gpt-5.4codex3.1M
- claude-opus-4-8claude2.3M
- gpt-5.4-minicodex126.1K
- claude-sonnet-5claude10K
- gpt-5.6codex10K
- unknownunknown252