Grok Code Fast 1 (grok-code-fast-1) is a chat model from xai with a 256K-token context window; proprietary (API-only); capabilities tools, reasoning; input text.
256KContext
256KMax output
$0.2$ / 1M in
21.6Intelligence
Pricing
Input
$0.2 / 1M tokens
Output
$1.5 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-07-22.
Benchmarks
Intelligence index
21.6
Math
43.3
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-24.