Which is cheaper, Gpt 5 4 or Gpt 3 5 Turbo?
Gpt 3 5 Turbo costs $0.5/M input; Gpt 5 4 costs $2.5/M input. Price spread matters at billion-token scale.
Gateway catalog snapshot.
Gpt 3 5 Turbo is cheaper at $0.5/M input vs $2.5/M input for Gpt 5 4. Compare context, hosts, and o10 routing bands.
Last updated: 2026-06-27. Full catalog. Reference prices are dated snapshots. Compare total cost and measured task quality before choosing a route.
Gpt 5 4 vs Gpt 3 5 Turbo. Price, context, routing
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AnswersSelf-contained
How do Gpt 5 4 and Gpt 3 5 Turbo context windows compare?
Gpt 5 4: 1,050,000 tokens. Gpt 3 5 Turbo: 16,385 tokens.
01Deep dive
Comparison summary
Gpt 3 5 Turbo is cheaper at $0.5/M input vs $2.5/M input for Gpt 5 4. Compare context, hosts, and o10 routing bands.
Gpt 3 5 Turbo is cheaper at $0.5/M input vs $2.5/M input for Gpt 5 4. Compare context, hosts, and o10 routing bands.
SourceMethodology
o10 gateway + fulfillment catalog snapshot.
FAQFrequently asked questions
Common questions
Which is cheaper, Gpt 5 4 or Gpt 3 5 Turbo?
Gpt 3 5 Turbo at $0.5/M input vs $2.5/M for Gpt 5 4.
Can you run both on the same hosts?
Gpt 5 4: OpenRouter. Gpt 3 5 Turbo: OpenRouter.