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DeepSeek V4.1 Flash Fast is a DeepSeek model tuned for strong reasoning and coding performance at competitive cost. DeepSeek V4.1 Flash Fast is a DeepSeek model tuned for strong reasoning and coding performance at competitive cost. Supports tool use, vision (image), explicit caching, and implicit caching. Up to 1.0M context window.
from openai import OpenAI client = OpenAI( base_url="https://api.respan.ai/api/", api_key="YOUR_RESPAN_API_KEY",) response = client.chat.completions.create( model="baseten/deepseek-ai/DeepSeek-V4.1-Flash-Fast", messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)from openai import OpenAI client = OpenAI( base_url="https://api.respan.ai/api/", api_key="YOUR_RESPAN_API_KEY",) response = client.chat.completions.create( model="baseten/deepseek-ai/DeepSeek-V4.1-Flash-Fast", messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)Gateway routes for this model on the Respan gateway, including fallback routes when configured.
| Model | Capabilities | ||||||
|---|---|---|---|---|---|---|---|
| baseten/deepseek-ai/DeepSeek-V4.1-Flash-Fast | 1.0M | $0.60/M | $2.40/M | Read:$0.14/MWrite:$0.00/M | — | +2 | — |
Other models from the same provider available through the gateway.
| Model | Capabilities | ||||||
|---|---|---|---|---|---|---|---|
| baseten/deepseek-ai/DeepSeek-V4-Flash-0731 | 1.0M | $0.13/M | $0.26/M | Read:$0.03/MWrite:$0.00/M | 3.3s | 573tps | |
| baseten/deepseek-ai/DeepSeek-V4-Pro-0813 | 1.0M | $1.32/M | $3.96/M | Read:$0.13/MWrite:$0.00/M | 1.7s | 36tps | |
| baseten/deepseek-ai/DeepSeek-V4.1-Flash | 1.0M | $0.30/M | $1.20/M | Read:$0.0070/MWrite:$0.00/M | 2.4s | +2 | 235tps |
| baseten/moonshotai/Kimi-K3 | 1.0M | $3.00/M | $15.00/M | Read:$0.30/MWrite:$0.00/M | 1.6s | +2 | 40tps |
| baseten/nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B | 203K | $0.60/M | $2.40/M | Read:$0.12/MWrite:$0.00/M | 0.7s | 16tps | |
| baseten/openai/gpt-oss-120b | 128K | $0.10/M | $0.50/M | Read:$0.10/MWrite:$0.00/M | 1.2s | 105tps | |
| baseten/zai-org/GLM-5.2 | 1.0M | $1.40/M | $4.40/M | Read:$0.14/MWrite:$0.00/M | 4.5s | +2 | 121tps |
| baseten/zai-org/GLM-5.2-Fast | 1.0M | $2.10/M | $6.60/M | Read:$0.21/MWrite:$0.00/M | 0.8s | +2 | 78tps |
| baseten/zai-org/GLM-5.3 | 1.0M | $1.40/M | $4.40/M | Read:$0.14/MWrite:$0.00/M | 1.9s | +2 | 33tps |
| baseten/zai-org/GLM-5.3-Fast | 1.0M | $2.10/M | $6.60/M | Read:$0.21/MWrite:$0.00/M | 1.0s | +2 | 63tps |
| baseten/zai-org/GLM-5.3-Flash | 1.0M | $0.15/M | $0.50/M | Read:$0.03/MWrite:$0.00/M | 1.4s | +2 | 45tps |
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Use Respan with your favorite frameworks and tools.