LiteLLMModels

Neural API Pricing

As of October 10, 2026, Neural costs $16.00 per 1M characters on AWS - Polly.

Model ID aws_polly/neuralPrices updated Checked
Per 1M characters
$16.00
Providers
1
Added to LiteLLM
December 2025

Neural pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMPer 1M charsContext
AWS - Pollyaws_polly/neural$16.00–

What Neural costs in practice

Narrating 500,000 characters

AWS - Polly$8.00

Use Neural with LiteLLM

Call Neural through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/audio/speech. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import speech

response = speech(
    model="aws_polly/neural",
    input="Hello from LiteLLM",
    voice="alloy",
)
Proxy config.yaml
model_list:
  - model_name: neural
    litellm_params:
      model: aws_polly/neural
      # credentials: see the provider's LiteLLM docs page
Call the proxy
curl http://0.0.0.0:4000/v1/audio/speech \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "neural",
    "input": "Hello from LiteLLM",
    "voice": "alloy"
  }'

Neural FAQ

How much does Neural cost?

Neural costs $16.00 per 1M characters on AWS - Polly.

Which providers offer Neural?

Neural is available from AWS - Polly through LiteLLM, using the model name aws_polly/neural.

How do I call Neural with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="aws_polly/neural", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/audio/speech from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

When did LiteLLM add Neural?

Neural was added to LiteLLM's model price file in December 2025.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Provider pricing pages:

LiteLLM docs: AWS - Polly.

Provider pages: AWS - Polly.