GPT-4.5vsLlama 4 Maverick
Llama 4 Maverick is cheaper than GPT-4.5 at $1.5/M vs $75/M input tokens.
| Spec | GPT-4.5 | Llama 4 Maverick |
|---|---|---|
| Input price | $75/M tokens | $1.5/M tokens |
| Output price | $150/M tokens | $2.5/M tokens |
| Context window | 128K tokens | 1.0M tokens |
| Parameters | Not disclosed | 17B active (400B total) |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Feb 2025 | Apr 2025 |
Our Verdict
Llama 4 Maverick
GPT-4.5Runner-up
Not enough votes to call it. On the specs, Llama 4 Maverick has the edge: newer, bigger context window.
Llama 4 Maverick costs 60x less per token.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GPT-4.5
Input
$75.00
Output
$150.00
Llama 4 Maverick
Input
$1.50
50× cheaper
Output
$2.50
60× cheaper
Llama 4 Maverick is cheaper on both: 50× input, 60× output.
Where to run it
5 hosts, cheapest first
GPT-4.5
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 13 Sep 2026.
Writing DNA
Style Comparison
Similarity
45%
GPT-4.5 uses 6.1x more transitions
GPT-4.5
Llama 4 Maverick
63%Vocabulary49%
16wSentence Length20w
0.57Hedging0.63
4.7Bold2.8
6.4Lists3.8
0.00Emoji0.00
1.30Headings0.65
0.54Transitions0.09
Based on 11 + 26 text responses
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