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OpenAI: GPT-5 Chat vs OpenAI: GPT-4 (older v0314)

Head-to-head API cost, context, and performance comparison. Synced at 2:30:31 PM.

Executive Summary

When evaluating OpenAI: GPT-5 Chat against OpenAI: GPT-4 (older v0314), the pricing structure is a key differentiator. OpenAI: GPT-5 Chat is approximately 88% more cost-effective per 1 million tokens overall.

However, when looking at raw reasoning capabilities, OpenAI: GPT-4 (older v0314) leads with a statistical ELO score of 1480. For tasks involving complex logic, coding, or instruction-following, developers might prefer OpenAI: GPT-4 (older v0314), provided their budget allows for the API burn rate.

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Raw Technical comparison

Metric
OpenAI: GPT-5 Chat
OpenAI: GPT-4 (older v0314)
Performance (ELO)
1478
1480
Input Cost / 1M
$1.25
$30.00
Output Cost / 1M
$10.00
$60.00
Context Window
128,000 tokens
8,191 tokens

Verdict

If you are looking for pure performance and capability, OpenAI: GPT-4 (older v0314) is statistically superior. However, if API burn rate is the primary concern, OpenAI: GPT-5 Chat wins out aggressively in pricing.

People Also Ask

Is OpenAI: GPT-5 Chat cheaper than OpenAI: GPT-4 (older v0314)?

Yes. OpenAI: GPT-5 Chat is cheaper for both input and output generation compared to OpenAI: GPT-4 (older v0314). Exploring alternatives often yields cost reductions.

Which model has the larger context window?

The OpenAI: GPT-5 Chat model has the advantage in memory, offering a massive 128,000 token limit for document ingestion.

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