Grok-3 API Pricing — $2.00/M input, $4.00/M output
Classic Grok: reliable text and document analysis.
Legacy — superseded by Grok 4.20 See Grok-4.20 pricing.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 | $0.25 |
| 1,000,000 | $2.50 |
| 10,000,000 | $25.00 |
| 100,000,000 | $250.00 |
How Grok-3 compares
Grok-3 Mini — $0.26/MGrok 4.3 — $1.56/MGrok-4.20 Reasoning — $3.00/MGrok-4.20 — $3.00/MGLM 4.7 (Cerebras) — $2.38/MQwen 3.8 Max — $2.80/MQwen 3.7 Max — $2.80/M
Head-to-head comparisons
FAQ
Is Grok-3 cheaper than GLM 4.7 (Cerebras)?
Grok-3 costs $2.50/M blended tokens, GLM 4.7 (Cerebras) costs $2.38/M — GLM 4.7 (Cerebras) is cheaper.
How much does 1 million tokens cost with Grok-3?
At a 3:1 input:output ratio, 1 million blended tokens costs approximately $2.50. Pure input costs $2.00/M; pure output costs $4.00/M.
Who provides Grok-3?
Grok-3 is served by xAI. Pricing was last verified on 2026-04-06 against https://docs.x.ai/docs/overview#pricing.