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Grok Code Fast 1
by xAI
CLOSEDHOSTEDAPIREASONINGPAIDLONG CONTEXT
RANKED #11 OF 15 CODE · OVERALL #366 OF 6,976 · VIBE SCORE 5.5 · 25 VOICES
xAI's fast agentic tool-calling model with a 2M context window; non-reasoning variant for low-latency responses
HAPPY10.0
5 mentions
SAD-
0 mentions
VIBE TRAJECTORY
26 weeks · 15 voices
QUIETLY DEGRADING
Recent vibe and chatter are both sliding.
HOW TO USE IT
Closed model. xAI hosts it, so you use it through an app or an API.
PREFER OPEN SOURCE? THE CROWD HAS PICKS
Grok Code Fast 1 is closed, so you rent it. These open-weight models can genuinely stand in for it. Download once, own forever.
Qwen3 Coder 480B A35B
CodestralWHAT THE INTERNET SAYS
Not enough discussion about Grok Code Fast 1 yet to call it. We found 25 posts but people did not say much either way.
18 POSTS · 7 COMMENTS · REDDIT · GITHUB
PEOPLE LOVE
- No fan mail yet. The crowd is still warming up.
PEOPLE COMPLAIN ABOUT
- No complaints yet. The internet is still looking for one. Suspicious.
LOOKING FOR AN ALTERNATIVE?
Other models the crowd has fully reviewed, starting with code models like this one.
> SOURCES (12)
- REDDIT · 2025-09-05 · 7 UPVOTESCC + Codex + Gemini. Power trio for projects at triple speed.
CC + Codex + Gemini. Power trio for projects at triple speed.
- REDDIT · 2025-10-26 · 6 UPVOTESComment in r/SillyTavernAI
Comment in r/SillyTavernAI
- REDDIT · 2025-08-31 · 6 UPVOTESComment in r/SillyTavernAI
Comment in r/SillyTavernAI
- REDDIT · 2025-12-20 · 4 UPVOTESHow do I figure out how models on OpenRouter compare to each other?
How do I figure out how models on OpenRouter compare to each other?
- REDDIT · 2025-09-09 · 1 UPVOTESGrok Code Fast #1 in Programming on OpenRouter! WTF?
Grok Code Fast #1 in Programming on OpenRouter! WTF?
- GITHUB · 2026-09-04 · 0 UPVOTESfix(grok): preserve Grok 4.6 reasoning effort
fix(grok): preserve Grok 4.6 reasoning effort
- REDDIT · 2026-01-08 · 0 UPVOTESGrok Code Fast 1 wins the #1 spot on this week’s OpenRouter AI Model Rankings
Grok Code Fast 1 wins the #1 spot on this week’s OpenRouter AI Model Rankings
- GITHUB · 2026-09-15 · 0 UPVOTESfix(xai): reasoning params broke every reasoning-capable grok model
fix(xai): reasoning params broke every reasoning-capable grok model
- GITHUB · 2026-09-16 · 0 UPVOTESfix(routing): Grok probe prefers xAI and attributes ping failures
fix(routing): Grok probe prefers xAI and attributes ping failures
- GITHUB · 2026-09-20 · 0 UPVOTESfix(ai): pin week-plan bulk to grok-4.3 with reasoningEffort none
fix(ai): pin week-plan bulk to grok-4.3 with reasoningEffort none
- GITHUB · 2026-09-10 · 0 UPVOTESfeat(google-vertex): add xAI Grok models (4.6, 4.3, 4.20, 4.1 Fast)
feat(google-vertex): add xAI Grok models (4.6, 4.3, 4.20, 4.1 Fast)
- GITHUB · 2026-09-03 · 0 UPVOTESfeat(microsoft-foundry/grok-4-1-fast-non-reasoning): add new models [bot]
feat(microsoft-foundry/grok-4-1-fast-non-reasoning): add new models [bot]