OpenAI
OpenAI builds frontier models including the GPT-6 and GPT-5.6 families. TokenGate exposes supported models through a single OpenAI-compatible endpoint.
GPT-6 Astra
OpenAI's flagship model for complex reasoning, coding, research, computer use and demanding professional workflows.
- Input / 1M
- $10.00
- Output / 1M
- $50.00
- Context
- 1.05M
- Generation
- 6
Streaming · Function calling · Structured outputs
GPT-6 Astra API pricingGPT-5.6 Luna
Cost-focused GPT-5.6 model for high-volume workloads, routine automation and applications where API efficiency matters.
- Input / 1M
- $0.20
- Output / 1M
- $1.20
- Context
- 1.05M
- Generation
- 5.6
Streaming · Function calling · Structured outputs
GPT-5.6 Luna API pricingGPT-5.6 Sol
OpenAI's GPT-5.6 flagship tier for complex professional work, coding and agentic workflows.
- Input / 1M
- $4.00
- Output / 1M
- $20.00
- Context
- 1.05M
- Generation
- 5.6
Streaming · Function calling · Structured outputs
GPT-5.6 Sol API pricingGPT-5.6 Terra
GPT-5.6 model designed to balance intelligence, capability and API cost for production workloads.
- Input / 1M
- $2.00
- Output / 1M
- $12.00
- Context
- 1.05M
- Generation
- 5.6
Streaming · Function calling · Structured outputs
GPT-5.6 Terra API pricingGPT-4o
OpenAI's earlier multimodal model, kept here for historical API pricing and specification reference.
- Input / 1M
- $2.50
- Output / 1M
- $10.00
- Context
- 128K
- Generation
- 4o
Historical pricing
Streaming · Function calling · Vision
GPT-4o API pricingGPT-4o mini
Small and inexpensive earlier OpenAI model, kept for historical pricing and specification reference.
- Input / 1M
- $0.15
- Output / 1M
- $0.60
- Context
- 128K
- Generation
- 4o
Historical pricing
Streaming · Function calling · Vision
GPT-4o mini API pricingo1
Earlier OpenAI reasoning model, kept for historical API pricing and specification reference.
- Input / 1M
- $15.00
- Output / 1M
- $60.00
- Context
- 200K
- Generation
- o1
Historical pricing
Function calling · JSON mode · Reasoning
o1 API pricingo3-mini
Compact earlier OpenAI reasoning model, kept for historical API pricing and specification reference.
- Input / 1M
- $1.10
- Output / 1M
- $4.40
- Context
- 200K
- Generation
- o3
Historical pricing
Streaming · Function calling · JSON mode
o3-mini API pricing