About
Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
Related Models
Pricing
Input
$1.25
per 1M tokens
Output
$2.50
per 1M tokens
Blended
$1.56
per 1M tokens
Cheaper than 28% of models. Median price is $0.54/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$1.56
Monthly
$46.88
vs. Similar Models
Anthropic: Claude Opus 4.6Q:+0.2
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Gemini 3 Flash Preview (Reasoning)Q:+0.2
$1.13-28%
Nemotron 3 Ultra 550B A55B (Reasoning)Q:+0.2
$1.18-25%
DeepSeek V4 Flash (Reasoning, High Effort)Q:-0.2
$0.17-89%
Performance
146
tokens/sec
Faster than 72% of models
21.25
seconds
Faster than 4% of models
21.25
seconds
Faster than 23% of models
Market Median
95 tok/s
55% faster
Median TTFT
1.11s
1819% slower
Throughput/Dollar
94
tok/s per $/1M
Speed Comparison
GPT-3.5 Turbo
147 tok/s+0%
Qwen: Qwen3.5-122B-A10B
146 tok/s-0%
Qwen: Qwen3.6 35B A3B
146 tok/s-0%
Context Window
1.0M
tokens
Larger than 80% of models
Benchmarks
MMLU-ProNot evaluated
GPQA Diamond
90.1%
HLE
35.0%
LiveCodeBenchNot evaluated
SciCode
47.3%
TerminalBench Hard
37.9%
MATH-500Not evaluated
AIMENot evaluated
AIME 2025Not evaluated
IFBench
81.3%
Long Context Recall
64.3%
Tau2
97.7%
Market AverageTop Score