Comparisons

DeepSeek V4 vs Inkling FP4

On provider list prices, Inkling FP4 costs $1 per million input tokens against $1.74 for DeepSeek V4: 1.7x apart. Output is $4.05 against $3.48.

DeepSeek V4 Inkling FP4
LabDeepseekThinking Machines
AccessAPI onlyOpen weights
Context window512K tokens512K tokens
List price, input$1.74 / M tokens$1 / M tokens
List price, output$3.48 / M tokens$4.05 / M tokens
Cached input$0.2 / M tokens$0.17 / M tokens
LicenseProprietary APIApache 2.0
Fine-tunableNoYes

Specifications and provider list prices from the Allocate catalog, checked 2026-07-21.

What the numbers say

Take 1,000,000 requests a month at 1,200 input and 350 output tokens each. That workload costs $2,618 a month on Inkling FP4 and $3,306 on DeepSeek V4 at list: a gap of $688.50, or 1.3x.

Inkling FP4 reads 512K tokens per request against 512K for DeepSeek V4, 1.0x the window. That decides which one can take whole documents without splitting them.

Inkling FP4$1$4.05
DeepSeek V4$1.74$3.48
InputOutput

Choose DeepSeek V4 for

  • Reasoning-heavy agents
  • Long-document analysis
  • Cost-sensitive production routes
DeepSeek V4 details

Choose Inkling FP4 for

  • The lower list price ($1 in / $4.05 out per M tokens)
  • The longer context window (512K vs 512K tokens)
  • Open weights you can fine-tune and own
Inkling FP4 details

Common questions

Which is cheaper, DeepSeek V4 or Inkling FP4?

Inkling FP4, on this workload shape. At list prices it is $1/$4.05 per million tokens in and out against $1.74/$3.48 for DeepSeek V4. Billed on Allocate: $1.07/$4.33 against $1.86/$3.72.

Which has the bigger context window?

Inkling FP4: 524,288 tokens (512K) against 512,000 (512K) for DeepSeek V4.

Can I fine-tune DeepSeek V4 or Inkling FP4?

Inkling FP4 publishes open weights (Apache 2.0) and can be fine-tuned on your own data. DeepSeek V4 is a closed model served over API; its weights are not available.

Related comparisons

Run the numbers on your workload

Or don’t choose. On Allocate a route name is the contract: point yours at one model today, swap to the other tomorrow, and compare them on your live traffic with per-token metering.