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Head to head · prices checked 22 September 2026

GLM-5.3 vs DeepSeek V4 Pro

Open-weight Chinese frontier models in the same price range. 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
+8%what GLM-5.3 costs next to DeepSeek V4 Pro
GLM-5.3
$5.96
DeepSeek V4 Pro
$5.54
GLM-5.3, per M tokens
$1.40 / $4.40
DeepSeek V4 Pro, per M tokens
$1.32 / $3.96

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

Per million tokens, GLM-5.3 costs $1.40 in and $4.40 out; DeepSeek V4 Pro costs $1.32 in and $3.96 out. 1,000 support replies cost $5.96 on GLM-5.3 and $5.54 on DeepSeek V4 Pro, so GLM-5.3 costs 8% more. 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.

GLM-5.3 and DeepSeek V4 Pro: list prices and specifications
FactGLM-5.3DeepSeek V4 Pro
MakerZ.aiDeepSeek
TierFlagshipsFlagships
Input, per M tokens$1.40$1.32
Output, per M tokens$4.40$3.96
Cached input$0.26$0.044
Context window1M1M
Released18 Aug 202613 Aug 2026
WeightsOpenOpen

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 GLM-5.3 and DeepSeek V4 Pro
JobGLM-5.3DeepSeek V4 ProCheaper
Support reply3,000 in, 400 out.$5.96$5.54DeepSeek V4 Pro, 7% less
Document summary25,000 in, 1,000 out.$39.40$36.96DeepSeek V4 Pro, 6% less
Agent task80,000 in (70,000 cached), 3,000 out.$45.40$28.16DeepSeek V4 Pro, 38% 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.

GLM-5.3
Cached-input storage is 'Limited-time Free'. Max output 128K. Open weights on Hugging Face (zai-org/GLM-5.3). Z.ai’s pricing page
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

Other comparisons

Every head to head on the list that involves GLM-5.3 or DeepSeek V4 Pro.

Run DeepSeek V4 Pro for a quarter of list price

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

See API creditCompare every model

Prices checked 22 September 2026