ClaudevsGrok

Claude Haiku 4.5 vs Grok 4.20 Non-Reasoning

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

Claude Haiku 4.5

Fast / Budget

Grok 4.20 Non-Reasoning

Mid-tier
Input $/MTok
$1.00
$1.25
Output $/MTok
$5.00
$2.50
Cache discount
90% off
84% off
Context
200K
1,000K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
72
vs
0
Code Review
70
vs
0
Summarization
82
vs
0
Q&A
86
vs
0
Extraction
88
vs
0
Reasoning
65
vs
0
Classification
90
vs
0
Creative Writing
60
vs
0
Claude Haiku 4.5
Grok 4.20 Non-Reasoning

Guidance

When to use Claude Haiku 4.5 vs Grok 4.20 Non-Reasoning

Choose Claude Haiku 4.5 when...

  • -Cost matters: 20% cheaper on input tokens

Choose Grok 4.20 Non-Reasoning when...

  • -You need a larger context window (1,000K vs 200K)
  • Similar performance; consider provider preference or ecosystem fit.

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
Claude Haiku 4.5
Grok 4.20 Non-Reasoning
100K tokens
$0.22
$0.16Cheaper
1M tokens
$2.20Cheaper
$3.25
10M tokens
$22.00Cheaper
$32.50

FAQ

When should I use Claude Haiku 4.5 instead of Grok 4.20 Non-Reasoning?

Claude Haiku 4.5 and Grok 4.20 Non-Reasoning perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is Grok 4.20 Non-Reasoning cheaper than Claude Haiku 4.5?

Grok 4.20 Non-Reasoning input costs $1.25/MTok, which is 25% more than Claude Haiku 4.5 at $1.00/MTok.

What are the context window sizes for Claude Haiku 4.5 and Grok 4.20 Non-Reasoning?

Claude Haiku 4.5 has a 200K token context window. Grok 4.20 Non-Reasoning has a 1,000K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.