Get Started with GPT-5.2 on OpenRouter
OpenRouter offers access to GPT-5.2 with a 256K context window. Multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $1.75 |
| Output tokens | $14.00 |
Capabilities
VisionMultimodalReasoningFunction CallingTool UseStructured OutputsCode Execution
About GPT-5.2
Enhanced GPT-5 iteration featuring adaptive reasoning and extended thinking mode. Available in instant and thinking variants. 256K context window. Achieved 80.0% on SWE-bench Verified in independent evaluations. Priced at $1.75 per 1M input tokens, $14 per 1M output tokens.
Model Specs
Released2025-12-11
Context256K
ArchitectureDecoder Only