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OpenAI
GPT-5.3-Codex balanced
openai/gpt-5-3-codex
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-art results...
Input / 1M
$1.75
USD per million tokens
Output / 1M
$14.00
USD per million tokens
Est. cost / token
$0.000004813
$4.81 per 1M, 3:1 mix
Context window
272K
max output 128K
Major features
VisionPDFCachingReasoningJSON schemaToolsWeb search
Task suitability (heuristic 1–5, not a benchmark)
- coding5
- reasoning4
- math4
- summarization4
- extraction4
- classification4
- chat4
- creative4
- translation4
- vision4
- long context3
- agentic4
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $1.75 | $14.00 | $0.17 | litellm+openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $1.75
- Output
- $14.00
- Cached input
- $0.17
- Blended (3:1)
- $4.81
Details
- Company
- OpenAI
- Version
- 5.3
- Family
- GPT
- Released
- 2026-02-24
- Parameters
- Undisclosed
- Max output
- 128K
- Open weights
- No
- Inputs
- file, image, text
- Last synced
- 29 min ago