Grok-3 Mini API Pricing — $0.15/M input, $0.60/M output
Fast and efficient variant of Grok-3.
Legacy — superseded by Grok 4.1 Fast See Grok-4.20 pricing.
No announced shutdown date. Source · Full retirement tracker
Speed
Not yet measured — see the speed benchmark leaderboard for models we do track.
Cost at scale
| Tokens / month | Est. cost (blended 3:1) |
|---|---|
| 100,000 | $0.03 |
| 1,000,000 | $0.26 |
| 10,000,000 | $2.62 |
| 100,000,000 | $26.25 |
How Grok-3 Mini compares
Grok 4.3 — $1.56/MGrok-3 — $2.50/MGrok-4.20 Reasoning — $3.00/MGrok-4.20 — $3.00/MGPT-4o Mini — $0.26/MGPT-OSS 120B — $0.26/MMistral Small 3.1 — $0.26/M
FAQ
Is Grok-3 Mini cheaper than GPT-4o Mini?
Grok-3 Mini costs $0.26/M blended tokens, GPT-4o Mini costs $0.26/M — GPT-4o Mini is cheaper.
How much does 1 million tokens cost with Grok-3 Mini?
At a 3:1 input:output ratio, 1 million blended tokens costs approximately $0.26. Pure input costs $0.15/M; pure output costs $0.60/M.
Who provides Grok-3 Mini?
Grok-3 Mini is served by xAI. Pricing was last verified on 2026-04-06 against https://docs.x.ai/docs/overview#pricing.
