Model Catalog › xai
Grok 4
grok-4
CHAT
High tier
Chat
Proprietary (API-only)
Grok 4 (grok-4) is a chat model from xai with a 256K-token context window; proprietary (API-only); capabilities tools; input text.
256KContext
256KMax output
$3$ / 1M in
33.3Intelligence
Pricing
- Input
- $3 / 1M tokens
- Output
- $15 / 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
- 33.3
- Math
- 92.7
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-22.
Specifications
- Context window
- 256,000 tokens (256K)
- Max output
- 256,000 tokens
- Weights
- Proprietary (API-only)
- Input modalities
- text
Provenance
artificial-analysiscommittedlitellmoverrides
Last verified: 2026-07-22
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