Last refreshed 2026-10-29. Next refresh: weekly.
Why use Particle-1 on Vercel AI Gateway?
Vercel AI Gateway offers Particle-1 with pay-as-you-go pricing at $0.25/1M 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 Particle-1 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"],particle/particle-1Request 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="particle/particle-1",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "particle/particle-1", not the LLMReference slug "particle-1".
- 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 Particle-1 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Particle AI | $0.25 | $1.00 |
| OpenRouter | $0.25 | $1.00 |
| Vercel AI Gateway | $0.25 | $1.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.25 |
| Output tokens | $1.00 |
Capabilities
About Particle-1
Particle-1 is Particle AI's model for agentic coding and software engineering, post-trained on DeepSeek V4.1 Flash to finish tasks with fewer tokens. It takes text and images, supports reasoning and tool use, and has a 1,048,576-token context window with up to 131,072 output tokens. Available on the Particle API, OpenRouter and Vercel AI Gateway.