How much does Anthropic Claude 3.7 Sonnet cost compared to DeepSeek-R1 (Reasoner) per 1M tokens?

Anthropic Claude 3.7 Sonnet bills $3.00/1M input and $15.00/1M output ($0.3/1M cached read), whereas DeepSeek-R1 (Reasoner) bills $0.55/1M input and $2.19/1M output ($0.14/1M cached read). Choosing DeepSeek-R1 (Reasoner) saves 82% ($501.20/month per 100M input + 20M output tokens).

How do Anthropic Claude 3.7 Sonnet and DeepSeek-R1 (Reasoner) perform with Context-Mode sandbox compression in Claude Code or Cursor?

Combining Context-Mode 98% tool-output folding (700KB -> 3.6KB) with Etuki 4-block prefix cache pinning reduces 100-session coding agent spend on Anthropic Claude 3.7 Sonnet from $585 to $51 (-91%), and on DeepSeek-R1 (Reasoner) from $105.01 to $9.22 (-91%).

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Anthropic Claude 3.7 Sonnet vs DeepSeek-R1 (Reasoner): $3.00 vs $0.55 / 1M Tokens

Switching a 100M input / 20M output monthly workload from Anthropic Claude 3.7 Sonnet to DeepSeek-R1 (Reasoner) saves $501.20/month ($6014.40/year, -82%) on baseline token rates. For streaming responsiveness, Anthropic Claude 3.7 Sonnet leads with a 580ms P90 TTFT (78 tok/s).

Contender A • Anthropic

Anthropic Claude 3.7 Sonnet

Standard Input / Output:$3.00 / $15.00

Warm Cache Read / Write:$0.3 / $3.75

Batch API (50% Off):$1.5 / $7.5

Context Window & Cliff:200,000 tokens

P90 TTFT / Throughput:580ms / 78 tok/s

Open Anthropic Claude 3.7 Sonnet 6-Module Audit →

Contender B • DeepSeek Official

DeepSeek-R1 (Reasoner)

Standard Input / Output:$0.55 / $2.19

Warm Cache Read / Write:$0.14 / $0.55

Batch API (50% Off):$0.275 / $1.095

Context Window & Cliff:128,000 tokens

P90 TTFT / Throughput:880ms / 64 tok/s

Open DeepSeek-R1 (Reasoner) 6-Module Audit →

⚡ CONTEXT-MODE SANDBOX (315KB → 5.4KB) × ETUKI CACHE PINNING BENCHMARKOpen Full Context-Mode Calculator →

Coding Agent TCO (100 Sessions): Raw Tool Output (700KB) vs. Context-Mode + Etuki Prefix Cache

Execution Mode (100 Agent Sessions)	Anthropic Claude 3.7 Sonnet	DeepSeek-R1 (Reasoner)	Architectural Mechanism
Mode A: Direct Raw Tool Output (700 KB)	$585.00	$105.01	47 × Read() dumped into context; hits 200K cliff
Mode B: Context-Mode Sandbox Only (3.6 KB)	$112.50	$16.47	SQLite FTS5 & ctx_execute (98% byte drop, unpinned cache)
Mode C: Context-Mode + Etuki 4-Block Cache Lock	$51.00 (-91%)	$9.22 (-91%)	98% tool stdout folding + 90% warm 0.1x prefix cache hit

Monthly Enterprise Workload TCO: Anthropic Claude 3.7 Sonnet vs DeepSeek-R1 (Reasoner)

Workload Scenario	Anthropic Claude 3.7 Sonnet (Cached)	DeepSeek-R1 (Reasoner) (Cached)	Recommended Routing Winner
① Coding Agent (15M In / 3M Out)	$57.60/mo	$9.90/mo	DeepSeek-R1 (Reasoner)
② Enterprise RAG (100M In / 15M Out)	$309.00/mo	$55.05/mo	DeepSeek-R1 (Reasoner)
③ Long-Doc SEC Analysis (250M In / 30M Out)	$660.00/mo	$121.20/mo	DeepSeek-R1 (Reasoner)
④ Async Batch Pipeline (500M In / 80M Out)	$1350.00/mo	$225.10/mo	DeepSeek-R1 (Reasoner) (50% Batch Discount)