GPT-5.3 Codex
Cloudflare AI Gateway
GPT-5.3 Codex by Cloudflare AI Gateway costs $1.75 per 1M input tokens and $14.00 per 1M output tokens, with a 400K-token context window.
Pricing
Input (per 1M tokens)
$1.75
Output (per 1M tokens)
$14.00
Cached input (per 1M)
$0.18
Specifications
- Provider
- Cloudflare AI Gateway
- Context window
- 400K tokens
- Parameters
- —
- Released
- Feb 2026
- Open weights
- No
- Frontier model
- No
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FAQ
Pricing is per 1M tokens (USD); confirm with the provider before production use.