Free to start

DeepSeek: DeepSeek V4.1 Flash vs Lightricks LTX 2.3

Try both on us. Starter credit covers your first requests, then one key routes DeepSeek V4.1 Flash and Lightricks LTX 2.3. Switch by changing the model name.

Compare routesProviders, price, context, and policy posture in one view.

Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.

Same API shapeUse the OpenAI client and set the model you want.

Practical read

Monthly evidence

DeepSeek V4.1 Flash has more Credits provider routes and the larger context window. A published Credits price comparison is not available for both models. There is not enough recent probe data to compare speed.

$0.1266/1MDeepSeek: DeepSeek V4.1 Flash cheapest route

selected routeLightricks LTX 2.3 cheapest route

not enough dataDeepSeek: DeepSeek V4.1 Flash fastest measured p50 TTFT

not enough dataLightricks LTX 2.3 fastest measured p50 TTFT

The price comparison adds each route's rate for one million input tokens and one million output tokens; your cost depends on your input/output mix. Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

DeepSeek: DeepSeek V4.1 FlashLightricks LTX 2.3

Model iddeepseek/deepseek-v4.1-flashlightricks/ltx-2.3

Publisher DeepSeek Lightricks LTX

AI IQ IQ 126#22 —

Context1,048,576 tokens5,000 tokens

Credits provider routes242

Cheapest route$0.1266/1Mselected route

Cached input$0.01/1M to $0.1899/1MNot published

Privacy posturehas Confidential route (E2EE + ZDR)provider posture varies

Fastest measured p50 TTFTnot enough datanot enough data

Highest measured throughputnot enough datanot enough data

Recent route uptime rangenot enough datanot enough data

Modes chat decide

DeepSeek: DeepSeek V4.1 Flash routes

Overview24 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Lightricks LTX 2.3 routes

Overview2 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

Related comparisons

Browse every comparison

DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.357 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.256 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Z.ai: GLM 5.3 Flash56 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs MoonshotAI: Kimi K352 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs DeepSeek: DeepSeek V4.1 Flash50 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs OpenAI: gpt-oss-120b47 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs Qwen: Qwen3.8 27B43 combined provider routes
DeepSeek: DeepSeek V4.1 Flash vs MoonshotAI: Kimi K2.641 combined provider routes

Production choice

Pick a default model. Keep fallback enabled.

TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.

OpenAI clientPython

client = OpenAI(
    base_url="https://api-azure.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="deepseek/deepseek-v4.1-flash",
    messages=messages,
)

Questions

Which should I use, DeepSeek: DeepSeek V4.1 Flash or Lightricks LTX 2.3?

Is DeepSeek: DeepSeek V4.1 Flash or Lightricks LTX 2.3 cheaper?

The current cheapest TrustedRouter route is $0.1266/1M for DeepSeek: DeepSeek V4.1 Flash and selected route for Lightricks LTX 2.3. The comparison uses current catalog prices and updates as provider pricing changes.

Is DeepSeek: DeepSeek V4.1 Flash or Lightricks LTX 2.3 faster?

Current measured p50 time to first token is not enough data for DeepSeek: DeepSeek V4.1 Flash and not enough data for Lightricks LTX 2.3. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test DeepSeek: DeepSeek V4.1 Flash and Lightricks LTX 2.3 with the same API?

Both use the same TrustedRouter base URL and API key. At least one of them is not a chat model, so the request can differ as well as the model id: the API docs list the route for each kind of model.