Substitutes · GPT-5 Chat3 alternatives · within 10% performance · lower price
Cheaper alternatives to GPT-5 Chat
Drop-in substitutes within 10% of GPT-5 Chat's average benchmark, priced lower, sorted by price. Target price $1.25/M · target score 81.9.
Frequently Asked Questions
The cheapest drop-in alternative is Step 3.5 Flash at $0.100/M input · 92% cheaper than GPT-5 Chat with 94% of the benchmark score.