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Microsoft Copilot vs DeepSeek
Compare Microsoft Copilot vs DeepSeek: pricing, context window, benchmarks (coding, math, reasoning), capabilities. Updated April 2026.
Open in compare tool — pick different models →Microsoft Copilot
copilot.microsoft.com ↗ DeepSeek
chat.deepseek.com ↗ Pricing
Free tier
Free GPT-5 access via Bing — most generous of frontier-tier
Fully free in the consumer app
Standard plan
Copilot Pro — $20/mo
API only — API only
Top plan
Microsoft 365 Copilot — $30/mo
API only — API only
API input / 1M tokens
$5.00
$0.27 Best
API output / 1M tokens
$15.00
$1.10 Best
Capability
Context window
128K
128K Best
Max output tokens
8K
8K Best
Knowledge cutoff
2026-01
2026-01
Benchmarks
Coding (LiveCodeBench)
68%
70% Best
Math (AIME 2025)
82% Best
72%
Reasoning (GPQA Diamond)
76% Best
73%
Human pref. (LMArena Elo)
1382 Best
1356
Features
Image input
✓
Partial
Voice mode
✓
—
Web search
✓
✓
File upload
✓
Partial
Image generation
✓
—
Code execution
✓
Partial
Agent / tool use
✓
—
Persistent memory
Partial
—
Microsoft Copilot
Tightest M365 integration (Word, Excel, Teams, Outlook). Free GPT-5 in Bing Chat. Slightly weaker on benchmarks than ChatGPT due to safety tuning.
DeepSeek
Open weights. ~20× cheaper API than GPT-5.2. Chinese hosting raises data-residency considerations for some.
Or skip the choice
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