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Head to head · prices checked 22 September 2026

DeepSeek V4 Pro vs Claude Opus 5

A low-cost open-weight frontier model against the premium closed model many businesses default to. Both list prices from the makers’ own pages, and what three everyday jobs cost on each.

What a job costsEvery model

US dollars, standard rate, shortest context band. Price only: this page does not rank quality.

1,000 support replies
4.5×what Claude Opus 5 costs next to DeepSeek V4 Pro
DeepSeek V4 Pro
$5.54
Claude Opus 5
$25.00
DeepSeek V4 Pro, per M tokens
$1.32 / $3.96
Claude Opus 5, per M tokens
$5 / $25

3,000 tokens in and 400 out each, at list price.

Per million tokens, DeepSeek V4 Pro costs $1.32 in and $3.96 out; Claude Opus 5 costs $5 in and $25 out. 1,000 support replies cost $25.00 on Claude Opus 5 and $5.54 on DeepSeek V4 Pro, so Claude Opus 5 costs 4.5 times as much. Both read up to 1M tokens at once.

Side by side

Each maker’s published rate for its standard tier. Cached input is what a repeated prompt prefix costs once the provider has stored it.

DeepSeek V4 Pro and Claude Opus 5: list prices and specifications
FactDeepSeek V4 ProClaude Opus 5
MakerDeepSeekAnthropic
TierFlagshipsFlagships
Input, per M tokens$1.32$5.00
Output, per M tokens$3.96$25.00
Cached input$0.044$0.50
Context window1M1M
Released13 Aug 202624 Jul 2026
WeightsOpenClosed

What a job costs on each

1,000 runs of each job at the two list prices. The gap moves from job to job because the models price input, output and cached context differently.

Cost of 1,000 runs of three jobs on DeepSeek V4 Pro and Claude Opus 5
JobDeepSeek V4 ProClaude Opus 5Cheaper
Support reply3,000 in, 400 out.$5.54$25.00DeepSeek V4 Pro, 78% less
Document summary25,000 in, 1,000 out.$36.96$150DeepSeek V4 Pro, 75% less
Agent task80,000 in (70,000 cached), 3,000 out.$28.16$160DeepSeek V4 Pro, 82% less

The token counts are ours, chosen to look like real work; the prices are the makers’. A model with no published cache price bills the agent task’s repeated context at its full input rate.

The small print

What each base rate leaves out, from the makers’ own pages: surcharges, discounts, promotions and cache pricing.

DeepSeek V4 Pro
Peak-hour rate, recorded as the list price. Off-peak (all hours outside 01:00-04:00 and 06:00-10:00 UTC on weekdays) is half: $0.66 / $1.98, cache hit $0.022. Peak and off-peak pricing started 2026-08-16. API name deepseek-v4-pro serves DeepSeek-V4-Pro-0813 (V4 first shipped 2026-04-24). Max output 384K. DeepSeek’s pricing page
Claude Opus 5
Cache write $6.25 (5 min) or $10 (1 h). Fast mode $10 / $50. Batch API 50% off. US-only inference (inference_geo) bills 1.1x. Full context window billed at standard rates. Anthropic’s pricing page

Other comparisons

Every head to head on the list that involves DeepSeek V4 Pro or Claude Opus 5.

Run both for a quarter of list price

AIGROW API credit covers DeepSeek V4 Pro and Claude Opus 5 and is metered at the list prices above: $25 buys $100 of usage.

See API creditCompare every model

Prices checked 22 September 2026