GPT-5.2 Codex
GPT-5.2 Codex is worth evaluating for coding, agents, and vision when its provider route and context window match the workload.
Use it for
- Teams evaluating coding, agents, and vision
- Buyers comparing 1 tracked provider route
Do not use it for
- Workloads where another current model has stronger sourced task evidence
- Family
- GPT-5
- Released
- 2025-12-18
- Architecture
- Decoder Only
- Knowledge cutoff
- 2025-08
- Specialization
- code
- License
- Proprietary
Cheapest of 1 route · Vercel AI Gateway · cache read $0.175
About
GPT-5.2-Codex is OpenAI's agentic coding model built on GPT-5.2, released December 18, 2025. Optimized for long-horizon professional software engineering tasks including large refactors, multi-file changes, and codebase migrations. Features context compaction for handling tasks exceeding a single context window, enhanced vision for interpreting screenshots, diagrams, and UI, and strengthened safeguards for defensive cybersecurity workflows. Available to paid ChatGPT users and via the Responses API.
GPT-5.2 Codex is a proprietary model in the GPT-5 family. The structured metadata tracks multimodal input, reasoning, function calling, tool use, and code execution. This page tracks provider routes through Vercel AI Gateway, with the cheapest tracked route listed at $1.75 input and $14 output per 1M tokens. No headline benchmark score is tracked for GPT-5.2 Codex yet.
Top use-case fit
Coding
Included by capability and metadata signals in the decision map.
Agents
Included by capability and metadata signals in the decision map.
Vision
Included by capability and metadata signals in the decision map.
Provider price ladder
| Provider | Input / 1M | Output / 1M | Cache | Route |
|---|---|---|---|---|
| Vercel AI Gateway | $1.75 | $14.00 | read $0.175 | Serverless |
Capabilities
Benchmark peer barsfor Coding
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.