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GPT-4.5 Preview vs Llama 2 Chat 70B: Benchmarks, Pricing, and Context Window Comparison

GPT-4.5 Preview vs Llama 2 Chat 70B compares provider, context window, token pricing, benchmark performance, and release timeline in one side-by-side view. Use this page to quickly identify which model is a better fit for your production constraints, quality targets, and estimated cost per request.

Verdict

Llama 2 Chat 70B has lower listed token pricing, while GPT-4.5 Preview can still be preferable if benchmark results better match your workload.

Author: Mirai Minds Research Team

Last updated:

Sources

Compare
GPT-4.5 Preview
to
Llama 2 Chat 70B
Overview
GPT-4.5 Preview was released 20 months after Llama 2 Chat 70B.
GPT-4.5 Preview
Llama 2 Chat 70B
Provider
The entity that provides this model.
OpenAI
Meta
Input Context Window
The number of tokens supported by the input context window.
128K
tokens
4,096
tokens
Maximum Output Tokens
The number of tokens that can be generated by the model in a single request.
16.4K
tokens
2,048
tokens
Release Date
When the model was first released.
2025-02-27
2023-07-18
Leaderboard
GPT-4.5 Preview
Llama 2 Chat 70B
Rank
Unknown
41
Arena Elo
Not specified.
1088
95% CI
Not specified.
+3/-4
Votes
Not specified.
38748
License
Not specified.
Llama 2 Community
Knowledge Cutoff
Unknown
7/2023
Pricing
GPT-4.5 Preview
Llama 2 Chat 70B
Input
Cost of input data provided to the model.
$75.00
per million tokens
$0.65
per million tokens
Output
Cost of output tokens generated by the model.
$150.00
per million tokens
$2.75
per million tokens
Benchmarks
Compare relevant benchmarks between GPT-4.5 Preview and Llama 2 Chat 70B Instruct.
GPT-4.5 Preview
Llama 2 Chat 70B
MMLU
Evaluating LLM knowledge acquisition in zero-shot and few-shot settings.
Benchmark not available.
68.9
(5-shot)
Source
MMMU
A wide ranging multi-discipline and multimodal benchmark.
74.4
Source
30.1
Source
HellaSwag
A challenging sentence completion benchmark.
Benchmark not available.
Benchmark not available.

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Mirai Minds