/**
* OpenAI Model Specifications
* Updated October 19, 2025 - Added GPT-5.2 family
*
* Pricing Notes:
* - GPT-5 family supports 90% caching discount (cached tokens: $0.125/M vs $1.25/M fresh)
* - Caching discounts are applied automatically when prompt_tokens_details.cached_tokens > 0
* - Pricing shown here is for Standard tier; Batch API offers 50% off, Priority costs more
*
* Reference: https://openai.com/api/pricing/
*/
import { ModelSpec } from '../modelTypes';
export const OPENAI_MODELS: ModelSpec[] = [
// GPT-5.2 family (latest flagship models)
{
provider: 'openai',
name: 'GPT-5.2',
apiName: 'gpt-5.2',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 1.75,
outputCostPerMillion: 14.00,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
},
{
provider: 'openai',
name: 'GPT-5.2 Pro',
apiName: 'gpt-5.2-pro',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 21.00,
outputCostPerMillion: 168.00,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
},
// GPT-5 model family
{
provider: 'openai',
name: 'GPT-5.1',
apiName: 'gpt-5.1-2025-11-13',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 1.25,
outputCostPerMillion: 10.00,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
},
{
provider: 'openai',
name: 'GPT-5',
apiName: 'gpt-5',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 1.25,
outputCostPerMillion: 10.00,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
},
{
provider: 'openai',
name: 'GPT-5 Mini',
apiName: 'gpt-5-mini',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 0.25,
outputCostPerMillion: 2.00,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
},
{
provider: 'openai',
name: 'GPT-5 Nano',
apiName: 'gpt-5-nano',
contextWindow: 400000,
maxTokens: 128000,
inputCostPerMillion: 0.05,
outputCostPerMillion: 0.40,
capabilities: {
supportsJSON: true,
supportsImages: true,
supportsFunctions: true,
supportsStreaming: true,
supportsThinking: true
}
}
// Note: o3/o4 reasoning models removed due to incompatible API (requires max_completion_tokens)
// These models use a different parameter structure and would need special handling
];
export const OPENAI_DEFAULT_MODEL = 'gpt-5.1-2025-11-13';
