deepseek-ai/DeepSeek-R1 vs claude-sonnet-4-5
Side-by-side comparison of deepseek-ai/DeepSeek-R1 and claude-sonnet-4-5 — benchmarks, pricing, context window and capabilities. Both are accessible through Requesty's unified API. deepseek-ai/DeepSeek-R1 outperforms claude-sonnet-4-5 on 5 of 7 shared benchmarks.
deepseek-ai/DeepSeek-R1
Input / 1M
$3.00
Output / 1M
$7.00
Context
64K
Model ID
together/deepseek-ai/DeepSeek-R1
claude-sonnet-4-5
Input / 1M
$3.00
Output / 1M
$15.00
Context
1M
Model ID
anthropic/claude-sonnet-4-5
Benchmark comparison
MMLU Proknowledge
deepseek-ai/DeepSeek-R185.0%
claude-sonnet-4-583.8%
GPQA Diamondreasoning
deepseek-ai/DeepSeek-R171.5%
claude-sonnet-4-574.2%
HumanEvalcoding
deepseek-ai/DeepSeek-R192.0%
claude-sonnet-4-592.0%
SWE-Bench Verifiedcoding
deepseek-ai/DeepSeek-R149.2%
claude-sonnet-4-570.8%
MATHmath
deepseek-ai/DeepSeek-R192.2%
claude-sonnet-4-587.5%
AIME 2024math
deepseek-ai/DeepSeek-R179.8%
claude-sonnet-4-576.1%
MMMUmultimodal
deepseek-ai/DeepSeek-R174.8%
claude-sonnet-4-573.1%
LiveBenchreasoning
deepseek-ai/DeepSeek-R171.5%
claude-sonnet-4-569.5%
τ-bench Retailagentic
deepseek-ai/DeepSeek-R1—
claude-sonnet-4-567.3%
Scores sourced from official model cards, Artificial Analysis, and public leaderboards. Benchmarks measure specific skills and don't capture every aspect of model quality.
Pricing & specifications
| deepseek-ai/DeepSeek-R1 | claude-sonnet-4-5 | |
|---|---|---|
| Input price / 1M | $3.00 | $3.00 |
| Output price / 1M | $7.00 | $15.00 |
| Context window | 64K tokens | 1M tokens |
| Max output | 8K tokens | 64K tokens |
| Vision input | — | Yes |
| Tool calling | — | Yes |
| Reasoning | — | Yes |
| Prompt caching | — | Yes |
| Computer use | — | Yes |
| Provider | Together AI Inc. | Anthropic PBC |
Questions people ask
Is deepseek-ai/DeepSeek-R1 better than claude-sonnet-4-5?
deepseek-ai/DeepSeek-R1 outperforms claude-sonnet-4-5 on 5 of 7 shared benchmarks. See the benchmark comparison above for specifics — deepseek-ai/DeepSeek-R1 and claude-sonnet-4-5 have different strengths across reasoning, coding, math and multimodal tasks.
Which is cheaper — deepseek-ai/DeepSeek-R1 or claude-sonnet-4-5?
deepseek-ai/DeepSeek-R1 is cheaper. deepseek-ai/DeepSeek-R1 costs $3.00/$7.00 per 1M input/output tokens, while claude-sonnet-4-5 costs $3.00/$15.00.
Can I use deepseek-ai/DeepSeek-R1 and claude-sonnet-4-5 through the same API?
Yes. Requesty provides a single OpenAI-compatible API that routes to both. Change just the "model" parameter to switch — "together/deepseek-ai/DeepSeek-R1" or "anthropic/claude-sonnet-4-5" — no other code changes needed.
What are the context windows?
deepseek-ai/DeepSeek-R1 supports up to 64K tokens of context. claude-sonnet-4-5 supports up to 1M tokens. Longer context means you can feed larger documents or codebases in a single prompt, though quality often degrades past 128K for most models.
Switch between deepseek-ai/DeepSeek-R1 and claude-sonnet-4-5 with one line of code
Requesty provides a single OpenAI-compatible API for 400+ models. Change the model parameter, not your code.
Get started free