Last refreshed 2026-05-19. 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.
Setup recipe
Python + curlpip install openaiexport FIREWORKS_API_KEY=...import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["FIREWORKS_API_KEY"],stable-lm-zephyr-3bRequest 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
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.10 |
| Output tokens | $0.10 |
Capabilities
No model capability flags are currently sourced.
About Stable LM Zephyr 3B
Stable LM Zephyr 3B is Stability AI's StableLM model. It was released 2023-04-20.
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 has open weights under Stability AI Community License according to the seed data, but that does not necessarily mean an OSI-approved open-source license.