OpenAI: GPT-6.1 Sol API
GPT-6.1 Sol by OpenAI. 1,050,000 token context. Call it via ePhone AI's unified API.
- Context window: 1,050,000 tokens
- Max output: 128,000 tokens
- Input: text, image
- Output: text
- Reasoning: Supported
- Tool calling: Supported
- File input: Supported
- Released: 2026-09-29
- Knowledge cutoff: 2026-04-20
Frequently Asked Questions
What is the context window of GPT-6.1 Sol?
GPT-6.1 Sol supports a context window of up to 1,050,000 tokens.
Does GPT-6.1 Sol support function calling?
Yes. GPT-6.1 Sol supports tool / function calling.
Does GPT-6.1 Sol support reasoning?
Yes. GPT-6.1 Sol is a reasoning-capable model.
What is the knowledge cutoff of GPT-6.1 Sol?
The knowledge cutoff of GPT-6.1 Sol is 2026-04-20.