Last refreshed 2026-06-29. Next refresh: weekly.
Why use GPT Image 1.5 on Vercel AI Gateway?
Vercel AI Gateway offers GPT Image 1.5 with pay-as-you-go pricing at $5.00/1M input tokens. Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more.
Compare GPT Image 1.5 across 3 providers to find the best fit for your use caseSetup recipe
Python + curlpip install openaiexport AI_GATEWAY_API_KEY=...import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],openai/gpt-image-1.5Request example
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],
base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
model="openai/gpt-image-1.5",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "openai/gpt-image-1.5", not the LLMReference slug "gpt-image-1.5".
- creator/model-name e.g. kwaipilot/kat-coder-pro-v2
- The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.
Compare GPT Image 1.5 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenAI API | $8.00 | $32.00 |
| Vercel AI Gateway | $5.00 | $32.00 |
| fal API | — | — |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $5.00 |
| Output tokens | $32.00 |
Capabilities
About GPT Image 1.5
GPT Image 1.5 is OpenAI's improved image generation model, released December 16, 2025. Delivers 4× faster generation than GPT Image 1, improved text rendering, precise logo and face preservation, and better instruction following. Approximately 20% cheaper than GPT Image 1 with per-image pricing at $0.009/$0.034/$0.133 for 1024×1024 (low/medium/high). Became the default for ChatGPT Images on release. Supports landscape (1536×1024) and portrait (1024×1536) orientations.