Fast Grok model for responsive chat, reasoning, and tool-assisted work
Specification
xai listing
Context
256K
Max output
256K
Released
2025-09-02
Knowledge cutoff
2024-08
Retires
2026-05-15
Open weights
no
Input
text
Output
text
Price
US dollars per million tokens · xai list price
Input
$1.00
Output
$2.00
Cache read
$0.20
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 |
Available from 9 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| xaivendor | $1.00 | $2.00 | $0.20 | — | 256K | 256K | 2026-05-15 |
| jiekou | $0.19 | $1.425 | $0.019 | — | 256K | 10K | — |
| abacus | $0.20 | $1.50 | — | — | 256K | 16K | — |
| azure_ai | $0.20 | $1.50 | — | — | 256K | 8K | 2027-01-31 |
| frogbot | $0.20 | $1.50 | $0.02 | — | 256K | 128K | — |
| helicone | $0.20 | $1.50 | $0.02 | — | 256K | 10K | — |
| poe | $0.20 | $1.50 | $0.02 | — | 256K | 128K | — |
| oci · oci | $5.00 | $25.00 | — | — | 131K | 131K | — |
| qiniu-ai · x-ai | — | — | — | — | 256K | 10K | — |
Price history
append-only observations · a listing writes a row only when its price moves
| Date | Host | Field | $/M |
|---|---|---|---|
| 2026-09-02 | jiekou | Input | $0.18 |
| 2026-10-22 | jiekou | Input | $0.19 |
| 2026-09-02 | jiekou | Output | $1.35 |
| 2026-10-22 | jiekou | Output | $1.425 |
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