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Fireworks AI

Stable LM Zephyr 3B on Fireworks AI

StableLM · Stability AI

Provisioned

Last refreshed 2026-04-15. Next refresh: weekly.

Why use Stable LM Zephyr 3B on Fireworks AI?

Fireworks AI offers Stable LM Zephyr 3B with pay-as-you-go pricing at $0.10/1M input tokens. Fireworks AI offers a generative AI platform as a service, focusing on rapid product iteration and cost-efficient AI deployment.

Input / 1M
$0.10
Output / 1M
$0.10
Cache
Not sourced
Batch
Not sourced

Setup recipe

Python + curl
Install
pip install openai
Auth
export FIREWORKS_API_KEY=...
Call
import os
from openai import OpenAI
client = OpenAI(
    api_key=os.environ["FIREWORKS_API_KEY"],
Model ID
stable-lm-zephyr-3b

Request example

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["FIREWORKS_API_KEY"],
    base_url="https://api.fireworks.ai/inference/v1"
)
response = client.chat.completions.create(
    model="stable-lm-zephyr-3b",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Gotchas

  • Fireworks model IDs use "accounts/fireworks/models/{model-name}" format, e.g. "accounts/fireworks/models/llama4-scout-instruct-basic" or "accounts/fireworks/models/deepseek-r1".
  • The examples expect FIREWORKS_API_KEY; rename it only if your application config maps the new variable.

Pricing

TypePrice (per 1M)
Input tokens$0.10
Output tokens$0.10

Capabilities

No model capability flags are currently sourced.

FAQ

What does Stable LM Zephyr 3B cost on Fireworks AI?

On Fireworks AI, Stable LM Zephyr 3B costs $0.10 per 1M input tokens and $0.10 per 1M output tokens.

Who created Stable LM Zephyr 3B?

Stable LM Zephyr 3B was created by Stability AI as part of the StableLM model family.

Is Stable LM Zephyr 3B open source?

Stable LM Zephyr 3B's open source status is unknown in the seed data.

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Model Specs

Released2023-04-20
Parameters3B
ArchitectureDecoder Only