prices synced 2026-07-28

Grok 4

retired

xAI · Released Jul 2025

Compare

Previous xAI flagship. Retired May 15, 2026; traffic redirected to Grok 4.3.

Strengths
A former xAI flagship with strong general reasoning for its generation.
Best for
Reference only — traffic now redirects to Grok 4.3.
Limitations
Retired May 2026; no longer served directly.

Input / 1M

$3.00

Output / 1M

$15.00

Cached input / 1M

$0.75

Context window

256K

Price history

Price per 1M tokens over timeOutput $15.00; Input $3.00 as of Jul 2025.$0$5.00$10.00$15.00Output on 9 Jul 2025: $15.00Out $15.00Input on 9 Jul 2025: $3.00In $3.00Jul 2025

Snapshots

Effective Input Output Cached in Note Source
9 Jul 2025 $3.00 $15.00 $0.75 docs.x.ai

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