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Grok 4.20 0309 (Reasoning)

SpaceXAI·Released 2026-03-10
Multimodal

Pricing

Input

$2.00

per 1M tokens

Output

$6.00

per 1M tokens

Blended

$3.00

per 1M tokens

Cheaper than 22% of models. Median price is $0.67/1M tokens.

Cost Calculator

Tokens per day1M
100K100M

Daily

$3.00

Monthly

$90.00

vs. Similar Models

Claude 4.5 Sonnet (Reasoning)Q:-0.1
$6.00+100%
MiMo-V2-Omni-0327Q:-0.1
$0.80-73%
OpenAI: GPT-5.1Q:+0.4
$3.44+15%
OpenAI: GPT-5 CodexQ:-0.4
$3.44+15%

Performance

203

tokens/sec

Faster than 88% of models

7.46

seconds

Faster than 16% of models

7.46

seconds

Faster than 43% of models

Market Median

93 tok/s

118% faster

Median TTFT

1.13s

562% slower

Throughput/Dollar

68

tok/s per $/1M

Speed Comparison

OpenAI: GPT-4o
201 tok/s-1%
Qwen: Qwen3.7 Max
200 tok/s-1%
Grok 4.20 0309 (Non-reasoning)
200 tok/s-1%

Benchmarks

MMLU-ProNot evaluated
GPQA Diamond
88.5%
HLE
30.0%
LiveCodeBenchNot evaluated
SciCode
44.7%
TerminalBench Hard
40.9%
MATH-500Not evaluated
AIMENot evaluated
AIME 2025Not evaluated
IFBench
82.9%
Long Context Recall
59.0%
Tau2
96.5%
Market AverageTop Score

Quick Compare

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