OpenAI: GPT-5
openai/gpt-5GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy in high-stakes use cases. It supports test-time routing features and advanced prompt understanding, including user-specified intent like "think hard about this." Improvements include reductions in hallucination, sycophancy, and better performance in coding, writing, and health-related tasks.
- Modalities
- TextImageFiletoText
- In / out price
- $1.25 / $10.00per 1M
- Context
- 400K
- Released
- Aug 8, 2025
Providers
RedPill routes this private model across verified providers with automatic fallbacks. Pricing is unified, so you pay the same price no matter which provider serves your request, while live metrics show first-token latency, speed, and uptime.
| openai | Checking | Checking | Checking |
Gateway API
Call this model through RedPill's OpenAI-compatible API.
- Create an API key
- Set
REDPILL_API_KEY - Run the request
import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.redpill.ai/v1",
apiKey: process.env.REDPILL_API_KEY,
});
const response = await client.chat.completions.create({
model: "openai/gpt-5",
messages: [{ role: "user", content: "Say hello." }],
});