Claude Opus 4.5 vs DeepSeek-V3.2-Exp: Specs & Benchmark Comparison

CharacteristicClaude Opus 4.5DeepSeek-V3.2-Exp
CompanyAnthropicDeepSeek
Release DateNovember 23, 2025September 28, 2025
Parameters685B
MultimodalYesNo
Context (input)200K164K
Context (output)64K66K
Input Price / 1M$5.00$0.27
Output Price / 1M$25.00$0.41
Average Score0.90.8
Benchmarks
GPQA0.90.8

Visual Benchmark Comparison

Claude Opus 4.5
DeepSeek-V3.2-Exp
GPQA0.9 vs 0.8
0.9
0.8

Verdict

Claude Opus 4.5 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Claude Opus 4.5 — 0.9, DeepSeek-V3.2-Exp — 0.8.

API Cost

DeepSeek-V3.2-Exp is 44.1x cheaper: input $0.27/1M vs $5.00/1M tokens.

Context Window

Claude Opus 4.5 supports a larger context: 200K vs 164K tokens.

Recency

Claude Opus 4.5 is newer: released 11/23/2025 vs 9/28/2025.

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The Claude Opus 4.5 and DeepSeek-V3.2-Exp comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Opus 4.5 or DeepSeek-V3.2-Exp page. See also the complete list of AI model comparisons.