budget

Deepseek V3.2 vs Gpt 5

Side-by-side pricing, context window, features, and per-use-case verdict. Data sourced from LiteLLM, updated regularly.

Specifications

Feature Deepseek V3.2 Gpt 5
Provider deepseek openai
Model ID deepseek/deepseek-v3.2 gpt-5
Input / 1M tokens $0.28 (78% cheaper) $1.25
Output / 1M tokens $0.40 (96% cheaper) $10.00
Cached input / 1M $0.13
Context window 164kk tokens 272kk tokens
Max output 164kk tokens 128kk tokens
Vision
Function calling
Prompt caching
Web search
JSON schema

Monthly cost comparison

No cache discount applied — pure token costs at three usage scales.

Scale Deepseek V3.2 Gpt 5 Winner
Small
1M in / 0.2M out
$0.36 $3.25 Deepseek V3.2 saves 89%
Medium
10M in / 2M out
$3.60 $32.50 Deepseek V3.2 saves 89%
Large
100M in / 20M out
$36.00 $325 Deepseek V3.2 saves 89%

Category winners

Cheapest input
Deepseek V3.2
$0.28/M · 78% less than the other
Cheapest output
Deepseek V3.2
$0.40/M · 96% less than the other
Larger context
Gpt 5
272kk tokens · 66% larger window
More features
Gpt 5
5 / 5 capabilities

Better for…

High-volume RAG & repeated context
$0.13/M cached input — prompt caching makes repeated context retrieval significantly cheaper
Gpt 5
Short interactions & high-throughput APIs
$0.40/M output — 96% cheaper on output at scale
Deepseek V3.2
Long-document processing & large codebases
272k context window vs 164k — 66% larger context
Gpt 5
Agentic workflows & tool use
Supports 5 of 5 tracked capabilities (vision, function calling, caching, web search, JSON schema)
Gpt 5

Deep-dive on each model

Pricing data sourced from LiteLLM and refreshed regularly. Always verify with each provider's official pricing page before making business decisions.