A solid GPT-5 series refinement with strong reasoning, but its output pricing makes it hard to recommend over Claude Sonnet 4.6 unless you're OpenAI-first.
Professionals and developers who need reliable, high-quality text generation and reasoning at a cost that scales reasonably with usage.
Strong instruction-following with improved consistency over GPT-5.2
Competitive reasoning quality for complex multi-step tasks at its price tier
Well-calibrated outputs with low hallucination rate compared to similarly priced models
128K context window handles most real-world document and codebase workflows
Output cost of $14/1M tokens is steep compared to Claude Sonnet 4.6 (~$15) and Gemini 3.1 Pro, offering less differentiation at this tier
See what OpenAI: GPT-5.3 Chat actually costs at your usage level
Based on OpenAI: GPT-5.3 Chat API pricing: $1.75/1M input · $14/1M output. Real costs vary by provider discounts and caching. Check the provider for exact current rates.
Price History
→0% since May 9
4 data points · tracked daily since May 9, 2026
Professionals and developers who need reliable, high-quality text generation and reasoning at a cost that scales reasonably with usage.. Start free — no card required.
Recommendations are made independently based on real-world use and public benchmarks. See our disclosures for details.
Similar models worth checking before you commit.
OpenAI's latest flagship with unique desktop-control capabilities — it can see your screen, click, and navigate apps via the API.
Pricing moves, ranking shifts, and capability updates.
OpenAI: GPT-5.3 Chat (OpenAI) is now indexed. It supersedes GPT-5.2. A solid GPT-5 series refinement with strong reasoning, but its output pricing makes it hard to recommend over Claude Sonnet 4.6 unless you're OpenAI-first.
View modelOpenAI: GPT-5.3 Chat is best for professionals and developers who need reliable, high-quality text generation and reasoning at a cost that scales reasonably with usage.. It is a strong fit when that workflow matters more than the tradeoffs around balanced pricing and balanced speed.
Avoid if your workload is cost-sensitive, heavily multimodal, or requires context windows beyond 128K — competitors offer better value or longer context at similar price points.
Meta: Llama 3.1 8B Instruct is the lower-cost option to compare first when you want a similar workflow fit with less token spend.
GPT-5.4 is the better pick when response time matters more than maximum depth or premium quality.
Newsletter
We track pricing daily. When this model drops or spikes, you'll know first.
No spam. Useful updates only. Affiliate disclosures always clearly labeled.
Avoid if your workload is cost-sensitive, heavily multimodal, or requires context windows beyond 128K — competitors offer better value or longer context at similar price points.
No native image generation or vision-first capabilities, limiting multimodal workflows
128K context falls short of Gemini 3.1 Pro's longer context options for large-scale document analysis
OpenAI's latest agentic flagship for coding, research, computer-use workflows, and long multi-step knowledge work.
GPT-4 is OpenAI's original flagship large language model, released in March 2023, offering strong reasoning and instruction-following across text tasks. It represents the foundational GPT-4 release before later variants like GPT-4 Turbo or GPT-4o improved speed, cost, and context length.
No reviews yet — be the first.
