DeepSeek route
deepseek-v4-flash
DeepSeek V4 Flash API pricing.
One OpenAI-compatible route at the vendor list price with 0% markup, billed per token from one prepaid balance. No subscription required.
Input / 1M tokens
$0.090
Output / 1M tokens
$0.18
Context window
1M
Provider
DeepSeek
Workload calculator
Put the token rate into context.
These examples apply the published input and output rates directly. Actual cost follows the exact tokens your client sends and the model returns.
This route is the cheapest of 39 comparable text models and cheaper than 38 on the same key. Its context window ranks 13th of 39.
Short request
$0.0011
10K input + 1K output
Agent turn
$0.011
100K input + 10K output
Exact token billing
No request minimum
One model ID change
OpenAI compatible
Cost neighbourhood
Nearby routes, same workload.
Every comparison uses the same 100K-input / 10K-output turn. Changing route is a one-line model ID edit.
Price does not measure task quality. Check DeepSeek V4 Flash benchmark evidence before optimizing on cost alone.
First request
Route it in one call.
Use any OpenAI SDK or tool. Keep the request shape, point the base URL at RouterPlex, and set the model ID shown here.
Read the quickstartcurl https://api.routerplex.com/v1/chat/completions \-H "Authorization: Bearer $ROUTERPLEX_API_KEY" \-H "Content-Type: application/json" \-d '{"model": "deepseek-v4-flash","messages": [{"role": "user", "content": "Hello!"}]}'
Route notes
Questions before production traffic.
01How much does the DeepSeek V4 Flash API cost?+
Through RouterPlex, DeepSeek V4 Flash costs $0.090 per 1M input tokens and $0.18 per 1M output tokens — the vendor list price with 0% markup, billed per token from a prepaid balance you top up from $5.
02What does one DeepSeek V4 Flash agent turn cost?+
A 100K-token input with a 10K-token reply costs about $0.011 on DeepSeek V4 Flash. That makes it the cheapest of 39 comparable text models on RouterPlex.
03Is DeepSeek V4 Flash cheaper than MiMo V2.5?+
Yes. Per agent turn, DeepSeek V4 Flash costs about $0.011 against $0.014 for MiMo V2.5 — 22% less.
04What is the context window of DeepSeek V4 Flash?+
DeepSeek V4 Flash supports a 1M token context window on RouterPlex, the 13th largest of the 39 models that publish one.
05Can I use DeepSeek V4 Flash with the OpenAI SDK?+
Yes. RouterPlex serves DeepSeek V4 Flash through an OpenAI-compatible endpoint at https://api.routerplex.com/v1 — point any OpenAI SDK or tool at that base URL with your RouterPlex key and set model to "deepseek-v4-flash".
Provider family
More from DeepSeek.
Deploy this route
Put DeepSeek V4 Flash behind one key.
Top up from $5 with no subscription required.