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Claude Opus 5 vs DeepSeek R1
List-price comparison ·Claude Opus 5 details ·DeepSeek R1 details
For a typical workload (100,000 requests / mo), DeepSeek R1 is the cheapest — 91% less than the priciest here ($146.00/mo vs $1,600.00/mo).
| Claude Opus 5 | DeepSeek R1 | |
|---|---|---|
| Input / 1M tokens | $5.00 | $0.500 |
| Output / 1M tokens | $25.00 | $2.15 |
| Typical request (1,200 in + 400 out) | $0.016 | $0.0015 |
| Context window | 1M tokens | 163,840 tokens |
| Max output | 128k tokens | 32,768 tokens |
| Quality score | 96/100 | 84/100 |
| Tier | Flagship | Flagship |
| Provider | Anthropic | DeepSeek |
Projected monthly cost
| Requests / mo | Claude Opus 5 | DeepSeek R1 |
|---|---|---|
| 1,000 | $16.00 | $1.46 |
| 10,000 | $160.00 | $14.60 |
| 100,000 | $1,600.00 | $146.00 |
Claude Opus 5
Auto-synced from OpenRouter — no editorial write-up yet.
DeepSeek R1
Chain-of-thought reasoning competitive with closed flagship models on math and logic benchmarks, at open-weight pricing.
Emits long reasoning traces that inflate output token counts and cost — cap reasoning length or use a distilled variant for latency-sensitive paths.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.