DeepSeek's 1.6T-parameter MoE flagship, in Kyma's frontier-open quality tier — the model to reach for when reasoning depth matters more than speed or price.
Modalities
Text → Text
Input
$2.35 /1M
Output
$4.70 /1M
Cached input
$0.23 /1M90% off
Context
1M
Speed
medium
Performance
Live production data from real requests on Kyma — not synthetic benchmarks.
Rank
#11
of 64 active models
Tokens served
57.8M
all-time
Success rate
92.6%
last 7 days
Top apps using this model
Public apps sending the most traffic to this model — a signal of what real workloads it fits.
Pricing
Pay per token. Cached input is billed at 10% of the input rate.
+ Estimate your workload− Estimate your workload
Estimated monthly cost
$173
$5.78 / day on DeepSeek V4 Pro
Same workload on:
Estimates use list pricing with cached input billed at the 90%-discount rate. Actual bills depend on real token counts — every response includes its exact cost.
When to use DeepSeek V4 Pro
Where this model earns its cost — and where it doesn't.
DeepSeek V4 Pro is DeepSeek's flagship: a 1.6T mixture-of-experts model built for top-tier reasoning, complex coding, and long-context work. It sits in Kyma's frontier-open quality tier at premium pricing — the option you pick when the task is hard enough that output quality pays for itself.
On Kyma it ranks #12 of 62 models by production tokens served, with a 99.2% success rate across recent traffic. OpenClaw is its top app by tokens, and Claude Code and Cline also rank among its top five consumers. Every request gets automatic failover, and prompt caching is fully supported: repeated prompt prefixes bill at 10% of the input rate — a discount that matters most at this price tier, where agents resend long prompts on every turn.
The 1M-token context window pairs with a 64K max output, function calling, structured outputs, and extended reasoning — headroom for very long inputs and long, structured generations.
Hard reasoning problems
A top-reasoning-tier model with extended reasoning, built for the math, planning, and analysis tasks where depth matters more than turnaround time.
Agentic coding
Coding agents already run production traffic through it on Kyma: OpenClaw is its top app by tokens, with Claude Code and Cline also in its top five.
Long-context work
The 1M-token window handles long documents, large specs, and large codebases in a single request.
Long structured generations
A 64K output ceiling plus structured outputs supports big refactors, detailed reports, and large JSON payloads.
Tool-driven pipelines
Function calling and structured outputs keep multi-step agent loops reliable when each step's correctness compounds.
Not ideal for: Image inputs (it is text-only) or latency-sensitive, high-volume workloads — it is a medium-speed, premium-priced model, so bulk background tasks run faster and cheaper on a fast-tier model.
How it compares
Against the peers people actually weigh it against.
| Spec | DeepSeek V4 Pro | DeepSeek V4 Flash | DeepSeek V3 |
|---|---|---|---|
| Input /1M | $2.35 | $0.19 | $0.81 |
| Output /1M | $4.70 | $0.38 | $2.29 |
| Context | 1M | 1M | 160K |
| Tools | Yes | Yes | Yes |
| Reasoning | Yes | Yes | Yes |
| Speed | medium | medium | medium |
Quick start
Up and running in under two minutes.
- 1
Create an API key
Sign up and grab a key from the dashboard — $0.50 free credit, no card required.
Get API key → - 2
Make your first request
Drop in your key and send a chat completion — fully OpenAI-compatible.
curl https://kymaapi.com/v1/chat/completions \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "deepseek-v4-pro", "messages": [ {"role": "user", "content": "Explain prompt caching in one paragraph."} ] }' - 3
Stream responses
Add
"stream": trueto receive tokens as they arrive.curl https://kymaapi.com/v1/chat/completions \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "deepseek-v4-pro", "stream": true, "messages": [{"role": "user", "content": "Hello!"}] }'
FAQ
Common questions about this model.