Grok 4.3
Grok 4.3Alternatives?
CheaperQwen3.6 Plusthinking×2.3-28%$0.50 / $3
BetterMiMo v2.5thinkingOpen×2.2-71%$0.042
OpenGLM 5.2max×2.7+777%$1.28No image inputCheaperMiMo v2 Prothinking×2.2-65%$0.43 / $0.87No image input
CheaperMiniMax M2.7thinkingOpen×2.1-27%$0.11Context: 1M → 205K+1Qwen3.6 Plusthinking×2.3-28%$0.50 / $3MiMo v2.5thinkingOpen×2.2-71%$0.042MiMo v2 Prothinking×2.2-65%$0.43 / $0.87No image inputMiniMax M2.7thinkingOpen×2.1-27%$0.11Context: 1M → 205K+1
Gemini 3 Flash Previewthinking×2-28%$0.50 / $3MiMo v2.5thinkingOpen×2.2-71%$0.042
GPT-5 Minihigh+76%-63%$0.053Context: 1M → 400KGemini 3.1 Flash Litehigh+28%-59%$0.06
Mercury 2high+40%-39%$0.089Context: 1M → 128K+1MiniMax M2.7thinkingOpen×2.1-27%$0.11Context: 1M → 205K+1GLM 5.2maxOpen×2.7+777%$1.28No image input
Kimi K2.7 CodethinkingOpen×2.4+270%$0.54Context: 1M → 256K+1Kimi K2.6thinkingOpen×2.3+383%$0.71Context: 1M → 256KMiMo v2.5 ProthinkingOpen×2.3same$0.15No image inputGLM 5thinkingOpen×2.3same$1 / $3.20Context: 1M → 203K+1Grok 4.7lown/a—$1.03Context: 1M → 500K+5Grok 4.6mediumn/a—$1.14Context: 1M → 500KGrok 4.5highn/a—$0.76Context: 1M → 500KGrok Build 0.1thinkingn/a—$1 / $2Context: 1M → 256KGrok 4.20 Multi-Agentn/a—$1.25 / $2.50Grok 4.20 Non-Reasoningn/a—$1.25 / $2.50Context: not verifiedGrok 4.20 Reasoningn/a—$1.25 / $2.50Context: not verifiedGrok 4.20 0309 Non Reasoningn/a—$1.25 / $2.50All xAI models →History
8 versionsBenchmarks
in Agents & Tool UseFAQ
How much does Grok 4.3 cost?›
$1.25 per 1M input tokens and $2.50 per 1M output tokens; cached input $0.20 per 1M. A typical benchmark task costs about $0.15 at default effort.
Is Grok 4.3 free to use?›
There is no free API; the cheapest paid price is $1.25 per 1M input tokens.
How good is Grok 4.3, and what is it best at?›
#230 of 336 in Chat & Knowledge, #77 of 134 in Coding, #114 of 135 in Agents & Tool Use, #80 of 197 in Writing & Language, #82 of 125 in Vision & Documents.
Is Grok 4.3 better than Grok 4.20?›
On Terminal-Bench Hard (version unstated), Grok 4.3 scores 37.9 vs 37.9 — about the same.
How can I use Grok 4.3?›
Through the API of AWS Bedrock, xAI.
What is the context window of Grok 4.3?›
1M tokens, with up to 900K output tokens.
When was Grok 4.3 released? Is there a newer version?›
Released 2026-04-17. It has been superseded by Grok 4.6.
Is Grok 4.3 open source?›
No, Grok 4.3 is a closed model available through an API. The closest open-weights option here is GLM 5.2.
Can Grok 4.3 read images?›
It accepts text and images, PDF files as input.
What is Grok 4.3?›
Grok 4.3 is a closed language model from xAI, released Apr 2026, the successor to Grok 4.20.
What are the best alternatives to Grok 4.3?›
Qwen3.6 Plus (cheaper), MiMo v2.5 (better), GLM 5.2 (open weights).