OpenAI
GPT-5.2
OpenAI's December 11, 2025 GPT-5.2 model remains listed as a previous-generation API model. It accepts text and images and produces text, with a 400K-token context window and up to 128K output. Reasoning effort supports none, low, medium, high and xhigh. OpenAI's current model page recommends GPT-6 Astra for most new API workloads.
400K tokens
Multimodal
Max
Superseded
- Provider
- OpenAI
- Context
- 400KCatalog · As of Aug 24, 2026Within 30d
- yno subscription tier
- Max
- Released
- Dec 11, 2025
- Speed
- Medium
- Reasoning
- Expert
- Modality
- Multimodal
Benchmarks
Quality
- AA Intelligence Index
- LiveCodeBench
- 88.9%Artificial Analysis · Date unknownAge unknown
- GPQA Diamond
- 90.3%Artificial Analysis · Date unknownAge unknown
Speed and latency
Not available
API pricing
- API input cost
- API output cost
Benchmark variant: GPT-5.2 (xhigh)
AA data retrieved Sep 11, 2026 · Artificial Analysis
Indexes use points; evaluations use accuracy percentages. API measurements do not measure yno application performance. Methodology
Capabilities
- Text Generation
- Vision
- Code
- Reasoning
- Tool Use
Use cases
- Complex automation
- Multi-step workflows
- Enterprise AI agents
- Research analysis
Strengths
- 400K context / 128K output
- Text and image input
- Adjustable reasoning effort
- Tool use
Best for
Teams maintaining GPT-5.2 integrations or comparing migration options for multi-step workflows
Use GPT-5.2 in yno.ai
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Related models
Frequently asked
- What is GPT-5.2?
- OpenAI's December 11, 2025 GPT-5.2 model remains listed as a previous-generation API model. It accepts text and images and produces text, with a 400K-token context window and up to 128K output. Reasoning effort supports none, low, medium, high and xhigh. OpenAI's current model page recommends GPT-6 Astra for most new API workloads.
- How much does GPT-5.2 cost in yno.ai?
- GPT-5.2 is available on the Max tier of yno.ai.
- What can GPT-5.2 do?
- GPT-5.2 is best for Teams maintaining GPT-5.2 integrations or comparing migration options for multi-step workflows. Its main capabilities include Text Generation, Vision, Code, Reasoning, Tool Use.
- How does GPT-5.2 compare to other models?
- GPT-5.2 excels at 400K context / 128K output and is recommended for Complex automation, Multi-step workflows, Enterprise AI agents, Research analysis. See related models below.
- How do I use GPT-5.2 in yno.ai?
- Sign up for yno.ai, select GPT-5.2 from the model picker, and start chatting.