DeepSeek V4 Pro 0813 vs Hunyuan 4 Preview

rates, context and capabilities side by side on the impossibl api, and what the same workload costs on each.

the models at a glance: base rates, context window and modalities
specificationDeepSeek V4 Pro 0813

deepseek/deepseek-v4-pro-0813

Hunyuan 4 Preview

tencent/hy4-preview

input · usd / 1m tok$1.74$0.834
output · usd / 1m tok$3.48$2.501
context window1.05mtokens1.05mtokens
modalities · in → out

takes text in, gives text out

takes text in, gives text out

pricing

base api rates by model
base api rates · usd per 1m tokensDeepSeek V4 Pro 0813

deepseek/deepseek-v4-pro-0813

Hunyuan 4 Preview

tencent/hy4-preview

input$1.74$0.834
output$3.48$2.501
cache read$0.145$0.042

the estimate below prices one workload at these rates on every model.

specifications

published specifications by model
as publishedDeepSeek V4 Pro 0813

deepseek/deepseek-v4-pro-0813

Hunyuan 4 Preview

tencent/hy4-preview

creatorDeepSeekTencent
model typeText generationText generation
context window1,048,576tokens1,048,576tokens
input

takes text in, gives text out

takes text in, gives text out

outputtexttext
tool callingnot verifiednot verified
releasedaug 13, 2026not published
endpoint/v1/chat/completions/v1/chat/completions

unknown means the public catalog does not establish that fact. a model's documented capabilities can differ from what a particular api supports. see the model documentation for integration details.

benchmarks

benchmark scores by model, primary tested configuration
primary configurationDeepSeek V4 Pro 0813

deepseek/deepseek-v4-pro-0813

Hunyuan 4 Preview

tencent/hy4-preview

no benchmarks yet

intelligence index · gateway rank36.0#35 of 105not measured
coding index68.8#27 of 64not measured
agentic index41.3#18 of 53not measured

DeepSeek V4 Pro 0813 source ↗

each column describes the tested configuration named under the model; performance and costs can differ on impossibl. a score one model was not measured on is left blank rather than scored zero. indices are ranked against every model on the gateway with one. last checked 2026-10-14.

estimate your cost

one token workload, priced on every model at the published rates, in usd. change the numbers to match yours.

token workload

total input, including cached tokens

include billable reasoning tokens

the same token usage in each request

a subset of total input, never additional tokens

DeepSeek V4 Pro 0813

deepseek/deepseek-v4-pro-0813

estimated usage cost

$3.48

1,000 requests × (1,000 uncached input × $1.74 + 500 output × $3.48) / 1,000,000 = $3.48

base rates; no context pricing tiers are published.

Hunyuan 4 Preview

tencent/hy4-preview

estimated usage cost

$2.0845

1,000 requests × (1,000 uncached input × $0.834 + 500 output × $2.501) / 1,000,000 = $2.0845

base rates; no context pricing tiers are published.

estimates use published impossibl api usage rates. configured billing adjustments, funding fees, taxes, and custom workspace rates are excluded and may change the final amount.

image and audio usage, cache creation, and additional tool charges are excluded. reasoning tokens count as billable output, even when they are not visible in the response.

summary

DeepSeek V4 Pro 0813 and Hunyuan 4 Preview are available through the Impossibl API. they share the /v1/chat/completions endpoint; the model identifier selects the model for a request.

DeepSeek V4 Pro 0813 is created by DeepSeek. It has a 1,048,576-token context window. Base API pricing (USD): $1.74 per million input tokens; $3.48 per million output tokens.

Hunyuan 4 Preview is created by Tencent. It has a 1,048,576-token context window. Base API pricing (USD): $0.834 per million input tokens; $2.501 per million output tokens.

DeepSeek V4 Pro 0813 →Hunyuan 4 Preview →

this page compares DeepSeek V4 Pro 0813 vs Hunyuan 4 Preview as listed by the impossibl public api. prices and availability come from that catalog, refreshed here every five minutes. this is an impossibl offering, not a comparison of independent hosting-provider quotes.

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