GPT-6.1 Sol

OpenAI GPT-6.1 均衡款，2026-09-29 发布，价格与 GPT-6 Sol 相同、缓存读取减半，适合日常推理、长文本与工具调用等通用场景。

Model ID: gpt-6.1-sol · Type: chat · Provider: OpenAI

Endpoints: /v1/chat/completions · /v1/responses

Pricing

Input (per 1M tokens)$1.3 USD
Output (per 1M tokens)$6.5 USD
Cache read (per 1M tokens)$0.065 USD
Cache write 5m (per 1M tokens)$1.625 USD

Context tiers

≤ 272000 tokens$1.3 / 1M in$6.5 / 1M out
> 272000$2.6 / 1M in$9.75 / 1M out
from openai import OpenAI

client = OpenAI(api_key="sk-...", base_url="https://api.router.ai/v1")
resp = client.chat.completions.create(
    model="gpt-6.1-sol",
    messages=[{"role": "user", "content": "Hello"}],
)
print(resp.choices[0].message.content)

FAQ

How much does GPT-6.1 Sol cost on openbat.ai?

GPT-6.1 Sol (`gpt-6.1-sol`) is billed per usage at $1.3/1M in · $6.5/1M out, in USD. Current pricing is always listed at https://openbat.ai/models/gpt-6.1-sol.

How do I call GPT-6.1 Sol through openbat.ai?

Send a request to https://api.router.ai/v1/v1/chat/completions with the header `Authorization: Bearer <your API key>` and `"model": "gpt-6.1-sol"`. The API is OpenAI-compatible, so any OpenAI SDK works by changing base_url to https://api.router.ai/v1 — no other code change.

Which endpoints does GPT-6.1 Sol support?

GPT-6.1 Sol can be called on: /v1/chat/completions; /v1/responses.

What is GPT-6.1 Sol's context window?

GPT-6.1 Sol accepts up to 922,000 input tokens and can return up to 128,000 output tokens. Requests exceeding the input limit are rejected before reaching the model.

What can GPT-6.1 Sol do?

GPT-6.1 Sol supports: vision, function_calling, prompt_caching.

Who makes GPT-6.1 Sol?

GPT-6.1 Sol is a chat model from OpenAI, available through the openbat.ai gateway with the same API key as every other model.

Call it through the openbat.ai OpenAI-compatible endpoint (API base: https://api.router.ai/v1). AI agents can discover and call every model on this gateway through MCP (https://mcp.router.ai/mcp) with no manual integration.

Which should you pick

API reference · All models