pplx-decider-flash-v1.3 on Vercel AI Gateway

PPLX Decider · Perplexity Labs

Serverless
Open Source

Last refreshed 2026-11-13. Next refresh: weekly.

Why use pplx-decider-flash-v1.3 on Vercel AI Gateway?

Vercel AI Gateway offers pplx-decider-flash-v1.3 with pay-as-you-go pricing at $0.01/1M 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 pplx-decider-flash-v1.3 across 2 providers to find the best fit for your use case
Input / 1M
$0.010
Output / 1M
Free
Cache
Not sourced
Batch
Not sourced

Setup recipe

Python + curl
Install
pip install openai
Auth
export AI_GATEWAY_API_KEY=...
Call
import os
from openai import OpenAI
client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
Model ID
perplexity/pplx-decider-flash-v1.3

Request 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="perplexity/pplx-decider-flash-v1.3",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Gotchas

  • Use provider model ID "perplexity/pplx-decider-flash-v1.3", not the LLMReference slug "pplx-decider-flash-v1.3".
  • 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 pplx-decider-flash-v1.3 Across Providers

ProviderInput (per 1M)Output (per 1M)
Perplexity Labs$0.01Free
Vercel AI Gateway$0.01Free

Pricing

TypePrice (per 1M)
Input tokens$0.01
Output tokensFree

Capabilities

VisionMultimodalStructured Outputs

About pplx-decider-flash-v1.3

pplx-decider-flash-v1.3 is Perplexity's 4B multimodal decision model, released November 12, 2026 with open weights under Apache 2.0. It is fine-tuned from Qwen3.5-4B and distilled from the 27B pplx-decider-v1.3, sharing its request schema and capabilities, including text and image input and the new locate span-extraction questions. Like the other PPLX Decider models it returns probabilities for yes/no, choice and score questions instead of text. It is served through the Perplexity Decisions API (alias pplx-decider-flash-latest now selects it) at $0.01 per 1M input tokens with free output, and is listed on OpenRouter and Vercel AI Gateway.

Get Started

Model Specs

Released2026-11-12
Parameters4B
Context256K