Grok 4.20 0309 (Non-reasoning)

Grok 4.20 0309 (Non-reasoning)

xAI · Released Mar 10, 2026 Specialist
Intelligence #125 / 561
53.9 Our Score
Speed #106 / 260
109.5 tokens / sec
Input #469 / 561
$2.00 per 1M tokens
Output #455 / 561
$6.00 per 1M tokens
Context
Not reported

Analysis Summary

Grok 4.20 0309 (Non-reasoning) sits in the Specialist tier on our leaderboard, ranked #125 of 561 published models on overall intelligence. At $2.00 input and $6.00 output per 1M tokens, it is among the most expensive on the market.

Editorial notes

Grok 4.20 0309 Non-reasoning mode shows substantially weaker reasoning and coding versus its reasoning counterpart, with limited long-context reliability, making it a secondary option for most business tasks.

Assessed May 14, 2026

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

Performance Profile

Intelligence5.7Technical4.8Value6Content5
Intelligence 5.7/10
Technical 4.8/10
Content 5/10
Value 6/10

Performance Indices

Source: Artificial Analysis

29.7 Intelligence Index
25.4 Coding Index
45.8 Agentic Index

Benchmark Scores

Intelligence

GPQA Diamond 78.5% Graduate-level scientific reasoning
HLE 22.5% Humanity's Last Exam
SciCode 32.2% Scientific computing

Technical

TerminalBench Hard 22% Agentic terminal tasks
τ²-Bench 69.6% Conversational agent benchmark

Content

IFBench 47.8% Instruction following
LCR 18% Long-context reasoning

Benchmark data from Artificial Analysis and Hugging Face

How does Grok 4.20 0309 (Non-reasoning) stack up?

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Model Information

ProviderxAI
Release Date March 10, 2026
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $2.00 $0.002000
Output $6.00 $0.006000

Leaderboard Categories