Grok Build 0.1 API pricing
Official xAI list price, last checked Oct 29, 2026. Updated Oct 29, 2026.
Grok Build 0.1 costs $1 per 1M input tokens and $2 per 1M output tokens, cached input at $0.20, and a 256K-token context window, per xAI's official pricing page (checked Oct 29, 2026). It's priced in the middle of the pack: number 38 of 77 by blended price ($1.25 per 1M tokens at a 3 to 1 input to output mix). LMArena doesn't list it on the boards we track, so we don't rank its quality. For less, look at Qwen3.7 Plus ($0.70 blended).
Grok Build 0.1 price per million tokens
| Grok Build 0.1 price per million tokens | USD |
|---|---|
| Input | $1 |
| Cached input | $0.20 |
| Output | $2 |
| Blended, 3 parts input to 1 part output | $1.25 |
| Context window | 256K tokens |
Official note from xAI: Prompts under 200K.
What Grok Build 0.1 costs for real work
List-price estimates for a month, no discounts. Our math, not a quote: change the token counts in the plan vs API calculator.
| Workload | Tokens a month | Grok Build 0.1 | Hunyuan Hy4 Preview | Qwen3.7 Plus |
|---|---|---|---|---|
| Light: a side project or personal assistant | 2M in, 0.5M out | $3.00 | $2.92 | $1.60 |
| Medium: a small team or one product feature | 20M in, 5M out | $30.00 | $29.18 | $16.00 |
| Heavy: a production app | 200M in, 50M out | $300 | $292 | $160 |
| Medium with 80% of input cached | 20M in (16M cached), 5M out | $17.20 | $16.51 | $10.24 |
How Grok Build 0.1 ranks on LMArena
It isn't on any LMArena board we track as of Oct 29, 2026. We don't estimate quality for unranked models. See the best model for each task for ranked options.
Closest rivals to Grok Build 0.1
The models nearest in price, other makers first. Ranks are on LMArena, where we have them.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| Hunyuan Hy4 Preview | $0.834 / $2.50 | $1.25 | Same price, no score to separate them. Compare |
| Qwen3.6 27B | $0.60 / $3.60 | $1.35 | Grok Build 0.1 wins on price. Compare |
| Qwen3.5 397B-A17B | $0.60 / $3.60 | $1.35 | Grok Build 0.1 wins on price. Compare |
| Qwen3.8 27B | $0.50 / $3 | $1.12 | Qwen3.8 27B wins on price. Compare |
Cheaper alternatives to Grok Build 0.1
At least 40% cheaper blended, cheapest at the bottom of the list we found.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| Qwen3.7 Plus | $0.40 / $1.60 | $0.70 | Qwen3.7 Plus wins on price. Compare |
| Qwen3.5 35B-A3B | $0.25 / $2 | $0.6875 | Qwen3.5 35B-A3B wins on price. Compare |
| Seed 2.0 Lite | $0.25 / $2 | $0.6875 | Seed 2.0 Lite wins on price. Compare |
More from xAI
FAQ
How much does the Grok Build 0.1 API cost per million tokens?
$1 per 1M input tokens and $2 per 1M output tokens, plus $0.20 per 1M for cached input, as of Oct 29, 2026. A typical 3 to 1 input to output mix works out to $1.25 per 1M tokens.
Does Grok Build 0.1 charge more for long prompts?
xAI doesn't list a long-prompt surcharge for Grok Build 0.1. Its pricing note says: Prompts under 200K.
Is Grok Build 0.1 cheaper than Hunyuan Hy4 Preview?
No. A medium month (20M input and 5M output tokens) costs $30.00 on Grok Build 0.1 and $29.18 on Hunyuan Hy4 Preview at list price.
How does Grok Build 0.1 rank on LMArena?
It isn't listed on the LMArena boards we track, so we show no quality rank rather than guess.
What is a cheaper alternative to Grok Build 0.1?
Qwen3.7 Plus costs $0.40 in and $1.60 out per 1M tokens, about 1.8x less blended.
Where does this Grok Build 0.1 price come from?
From xAI's official pricing page, which we check every day. This page was last checked Oct 29, 2026.