Fast Grok coding model tuned for agentic engineering and iterative edits
Specification
xai listing
Context
256K
Max output
256K
Released
2026-04-16
Knowledge cutoff
—
Retires
—
Open weights
no
Input
text, image, pdf
Output
text
Price
US dollars per million tokens · xai list price
Input
$1.00
Output
$2.00
Cache read
$0.20
Cache write
$1.00
Long-context price tiers
the rate above each context threshold
| Above | Price | $/M |
|---|---|---|
| 200K | Cache read | $0.40 |
| 200K | Input | $2.00 |
| 200K | Output | $4.00 |
Quality
1 benchmark · 1 source
Composite
18th
percentile of 344 scored models
Rank
283 / 344
±0.56 sd
Evidence
1 × 1
too little evidence to place with confidence
Effort range
—
one configuration only
general11th1/1 bench
Every score
one row per source and configuration — nothing averaged away
| Benchmark | Score | Configuration | Source | Run |
|---|---|---|---|---|
| LiveBench | 68.6 | default · 23 runs | LiveBench | 2026-06-25 |
The leading figure for a benchmark is the median across its configurations, so one heroic high-effort run cannot set the number.
Available from 21 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| xaivendor | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| aihubmix | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| aihubmix · aihubmix | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| crossmodel · x-ai | $1.00 | $2.00 | $0.20 | $1.00 | 256K | 256K | — |
| edenai | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| fastrouter · x-ai | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| impossibl | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| kilo · x-ai | $1.00 | $2.00 | $0.20 | — | 256K | 230K | — |
| llmgateway | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| llmgateway-providers | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| merge-gateway | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| nano-gpt · x-ai | $1.00 | $2.00 | $0.20 | — | 256K | 230K | — |
| opencode | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| openrouter · x-ai | $1.00 | $2.00 | $0.20 | — | 256K | 230K | — |
| opper | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| requesty | $1.00 | $2.00 | $0.10 | — | 256K | 256K | — |
| tempr | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| venice | $1.00 | $2.00 | $0.20 | — | 256K | 66K | — |
| vercel · spacexai | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| zenmux · x-ai | $1.00 | $2.00 | $0.20 | — | 256K | 256K | — |
| kenari | — | — | — | — | 256K | 256K | — |
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