tbuy
deepseek-v4-1-flash API pricing & access
deepseek-v4-1-flash API pricing: Dynamic usage-based pricing. Compare supported endpoints, capabilities and access options on tbuy.
deepseek-v4-1-flash API access
Compare supported API endpoints and capabilities, then access deepseek-v4-1-flash through the unified API gateway.
- Category
- text
- Context length
- 1000000 tokens
- Maximum output
- 393216 tokens
- Supported APIs
- OpenAI Chat Completions API, Anthropic Messages API
- API endpoints
- POST /v1/chat/completions, POST /v1/messages
- Input modalities
- text, image
- Output modalities
- text
- Capabilities
- structured output, function calling, vision, caching, reasoning
deepseek-v4-1-flash API pricing
- Billing model
- Dynamic usage-based pricing
The final API price depends on the matched usage tier, request parameters and access group. Open the live pricing page for the current calculation.
About deepseek-v4-1-flash
DeepSeek V4.1 Flash provides native visual understanding alongside text and coding tasks. This catalog uses deepseek-v4-1-flash; the currently verified routes map it to deepseek-v4-1-flash-260910.
DeepSeek’s own API uses deepseek-flash for the latest V4.1 Flash, so its naming differs from this catalog. When calling this service, retain the model name and endpoint shown here and verify media and reasoning support on your selected route.
Official reference, checked 2026-10-14.
Use cases and prompting
- Validate a short text request with this catalog ID before adding images; check outputs and actual usage separately.
- Specify target regions or relationships and distinguish visible evidence from inference.
- Record the chosen route, parameters and response when comparing versions; similar names do not prove identical deployments.
- Review the V4 Flash legacy entry, compare V4 Pro, and use the API documentation.
How to call deepseek-v4-1-flash
deepseek-v4-1-flash is served through tbuy's unified gateway. Existing OpenAI or Anthropic SDK code keeps working: point base_url at https://modelsok.com and use your tbuy API key.
curl (OpenAI-compatible)
curl https://modelsok.com/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "deepseek-v4-1-flash", "messages": [{"role": "user", "content": "Hello"}]}'Python (openai SDK)
from openai import OpenAI
client = OpenAI(base_url="https://modelsok.com/v1", api_key="YOUR_API_KEY")
response = client.chat.completions.create(
model="deepseek-v4-1-flash",
messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)Python (anthropic SDK)
from anthropic import Anthropic
client = Anthropic(base_url="https://modelsok.com", api_key="YOUR_API_KEY")
message = client.messages.create(
model="deepseek-v4-1-flash",
max_tokens=1024,
messages=[{"role": "user", "content": "Hello"}],
)
print(message.content[0].text)Related pages
Frequently asked questions about deepseek-v4-1-flash
What is deepseek-v4-1-flash?
Use deepseek-v4-1-flash through the API endpoints listed on this page. Compare its configured capabilities and supplier prices before choosing an integration.
How do I call deepseek-v4-1-flash?
Create an API key with access to deepseek-v4-1-flash, then use the exact model ID and a supported endpoint from the API access section. Request fields depend on the selected endpoint.
How is deepseek-v4-1-flash priced?
Pricing depends on the selected provider group and the model billing unit. Refer to the current input, output, request, or media prices in the pricing section.
What is the context window of deepseek-v4-1-flash?
The model catalog lists a context window of 1000000 tokens. Check the selected endpoint for request limits.
What is the maximum output of deepseek-v4-1-flash?
The model catalog lists a maximum output of 393216 tokens. Your request settings may set a lower limit.
How should I evaluate deepseek-v4-1-flash for my project?
Start with the use cases and prompting guidance on this page, then evaluate the model with representative inputs from your project.