gpt-5.3-codex
OpenAI • API Price Comparison
gpt-5.3-codex is a large language model by OpenAI with a 400K-token context window. Across the 3 API channels tracked here, input pricing ranges from $1.75 per 1M input tokens; the cheapest is Azure OpenAI at $1.75 per 1M input tokens. The official channel (OpenAI) charges $1.75 per 1M input tokens and $14.00 per 1M output tokens. None of the tracked channels are directly reachable from mainland China without a proxy or VPN. It is also available through subscription plans such as ChatGPT Enterprise, ChatGPT Go, ChatGPT Plus, ChatGPT Team. Prices are collected hourly from official provider pages and every tracked channel, then cross-checked by a daily data-accuracy audit.
💳 Subscription Plans
Access gpt-5.3-codex through these plans, grouped by product line.
💬 Chat subscriptions
6 plansMonthly access to the assistant apps and their model line-up.
Which plan is right for you?
Pro: Ideal for individual professionals with regular usage needs
Team: Perfect for teams needing collaboration and centralized billing
| Usage Level | Tokens/Month | Azure OpenAI | OpenRouter | OpenAI |
|---|---|---|---|---|
| 🐣 Light | 0.1M in + 0.1M out | $0.88 | $0.88 | $0.88 |
| 📊 Medium | 1.0M in + 0.5M out | $8.75 | $8.75 | $8.75 |
| 🚀 Heavy | 10.0M in + 5.0M out | $87.50 | $87.50 | $87.50 |
| 🏢 Enterprise | 100.0M in + 50.0M out | $875.00 | $875.00 | $875.00 |
Frequently asked questions about gpt-5.3-codex
What is the cheapest API provider for gpt-5.3-codex?
Of the channels tracked here, Azure OpenAI is the cheapest at $1.75 per 1M input tokens and $14.00 per 1M output tokens (about $1.75 per 1M input). Confirm on the provider's page; figures are updated hourly.
What is the official API price of gpt-5.3-codex?
OpenAI lists gpt-5.3-codex at $1.75 per 1M input tokens and $14.00 per 1M output tokens.
Can I use gpt-5.3-codex from mainland China?
None of the tracked channels are directly reachable from mainland China; reaching the official or international channels normally requires a proxy or VPN.
What is the context window of gpt-5.3-codex?
gpt-5.3-codex offers a 400,000-token context window.
Which subscription plans include gpt-5.3-codex?
gpt-5.3-codex is included in these plans: ChatGPT Enterprise, ChatGPT Go, ChatGPT Plus, ChatGPT Team, ChatGPT Business, ChatGPT Pro. Open a plan for full tier and annual-pricing details.
How often are gpt-5.3-codex prices updated, and how reliable is the data?
Prices are scraped hourly from official pricing pages and every tracked channel, with every significant change recorded in a price-history log. A daily read-only data audit cross-checks each channel against the model producer's published price and flags stale or inconsistent rows for correction.