Qwen3 8B
Qwen3 8B on Zumik: live pricing, context, and caching, routable by id or alias through one OpenAI-compatible endpoint.
At a glance.
| Provider | Fireworks AI |
| Family | qwen3 |
| Released | 2025-04 |
| License | Open weights |
| Context window | 131K tokens |
| Max output | 8K tokens |
| Parameters | 8B |
| Modalities | text |
| Tool calling | Yes |
| Reasoning mode | Yes |
| Caching | none |
| Batch discount | No batch tier |
What reuse looks like here.
Pricing, context, and capabilities for Qwen3 8B are live, but it is outside the flagship set Zumik benchmarks in depth, so measured reuse, capture, and warm TTFT are not shown yet. Run a workload estimate or route it by id to start collecting traces.
What you actually pay once caching works.
At a typical 55% prefix reuse, a million input tokens on Qwen3 8B effectively costs $0.18 instead of $0.18 - blending to roughly $0.31 with a 25% output share. There is no batch tier, so cost control here leans on caching and routing.
Estimate it for your workloadRoute it directly by id, or let an alias pick it when it wins under policy.
Same OpenAI client, this model.
from openai import OpenAI
client = OpenAI(base_url="https://api.zumik.ai/v1", api_key="zk_live_...")
r = client.responses.create(
model="qwen3-8b",
input="Draft a fix for the failing test.",
)
print(r.usage.input_tokens_cached) # confirm reuseQwen3 8B, answered.
How much does Qwen3 8B cost?
Qwen3 8B is $0.18 per million input tokens and $0.70 per million output tokens through Zumik. Cache reads are $0.18 per million, a 0% discount on input.
What is Qwen3 8B's context window?
Qwen3 8B supports a 131K-token context window with up to 8K output tokens.
Run Qwen3 8B with reuse measured.
Point an OpenAI client at Zumik and see exactly how much of this model's input you are reusing.