Which is cheaper, GPT-5.2 or Llama 3 (Groq)?

Llama 3 (Groq) is cheaper for the default 10,000 input and 10,000 output token scenario.

What is the context window for GPT-5.2?

GPT-5.2 supports a context window of 1M.

What is the context window for Llama 3 (Groq)?

Llama 3 (Groq) supports a context window of 8K.

Model Comparison

v2.0

Price Data Last Verified: March 21, 2026

GPT-5.2 vs Llama 3 (Groq): AI API Cost Comparison (2026)

This page compares per-token pricing and context limits for GPT-5.2 and Llama 3 (Groq)using a standard scenario of 10,000 input tokens and 10,000 output tokens.

Model A

GPT-5.2

OpenAI

Input / 1M: $1.50
Output / 1M: $12.00
Context Window: 1M

Model B

Llama 3 (Groq)

Groq

Input / 1M: $0.59
Output / 1M: $0.79
Context Window: 8K

Cost Breakdown Table

Model	Input Cost	Output Cost	Total Cost
GPT-5.2	$0.015	$0.12	$0.135
Llama 3 (Groq)	$0.0059	$0.0079	$0.0138

Verdict

High Volume

Best pick: Llama 3 (Groq) for a 2,000,000 in /2,000,000 out workload.

Low Budget

Best pick: Llama 3 (Groq) for a 10,000 in /10,000 out request profile.

About the Methodology

Cost estimates are generated from published input and output token rates for each provider. We apply identical token scenarios to both models in this comparison, so the result reflects price differences only. Pricing values are reviewed weekly against official API documentation and updated when changes are verified.

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