Claude Haiku 4.5 (2025-10-01) vs DeepSeek R1

Claude Haiku 4.5 (2025-10-01) vs DeepSeek R1: Claude Haiku 4.5 (2025-10-01) is cheaper by 26% on average. Claude Haiku 4.5 (2025-10-01) from Anthropic (200,000-token context, reasoning, tool calls) vs. DeepSeek R1 from Azure AI Foundry (128,000-token context, reasoning). Use Agent Command Center to A/B both in shadow mode and pick the winner per workload.

Side-by-side cost

Live workload comparison

Same workload run through both models. The cheaper one is highlighted.

3,000
0200,000
400
064,000
5,000
01,000,000
Anthropic
$761/mo
Input $1.00/M · Output $5.00/M
Azure AI Foundry
$945/mo
Input $1.35/M · Output $5.40/M
At this workload, Claude Haiku 4.5 (2025-10-01) is 19% cheaper than DeepSeek R1 — a savings of $184/month ($2,210/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
  model: claude-haiku-4-5-20251001
  provider: anthropic
fallback:
  model: deepseek-r1
  provider: azure-ai-foundry
shadow: { sample_rate: 0.05 }   # mirror 5% of traffic to compare quality live
Claude Haiku 4.5 (2025-10-01) DeepSeek R1
Input price $1.00/M $1.35/M
Output price $5.00/M $5.40/M
Context window 200,000 128,000
Max output 64,000 8,192
Function calling
Vision
Audio input
Reasoning
Prompt caching
Structured output
Pricing verified May 12, 2026 May 12, 2026
Cheaper option
~26% cheaper than DeepSeek R1
Larger context
200,000 tokens
More capabilities
5 of 6 capability flags advertised

Benchmark comparison

Side-by-side public benchmark scores. Greener bar = winner.

Chatbot Arena ELOgeneral
Claude Haiku 4.5 (2025-10-01)
1,310
DeepSeek R1
1,361
MATH-500math
Claude Haiku 4.5 (2025-10-01)
DeepSeek R1
97.3%
MMLUgeneral
Claude Haiku 4.5 (2025-10-01)
DeepSeek R1
90.8%
HumanEvalcode
Claude Haiku 4.5 (2025-10-01)
89.5%
DeepSeek R1
89.7%
MMLU-Proreasoning⚠ different settings
Claude Haiku 4.5 (2025-10-01)
72.4%
DeepSeek R1
84.0%
AIME 2024math
Claude Haiku 4.5 (2025-10-01)
DeepSeek R1
79.8%
BFCL v3agent
Claude Haiku 4.5 (2025-10-01)
79.3%
DeepSeek R1
GPQA Diamondreasoning⚠ different settings
Claude Haiku 4.5 (2025-10-01)
55.2%
DeepSeek R1
71.5%
LiveCodeBenchcode
Claude Haiku 4.5 (2025-10-01)
DeepSeek R1
65.9%
Aider Polyglotcode
Claude Haiku 4.5 (2025-10-01)
DeepSeek R1
57.0%
SWE-bench Verifiedagent
Claude Haiku 4.5 (2025-10-01)
52.0%
DeepSeek R1
49.2%