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Service comparison

Claude AI vs. DeepSeek

Claude AI vs. DeepSeek — reliability, API availability, and incident frequency head-to-head.

Last 90 days · 71 incidents total · Data via Pulsetic monitoring

Head-to-head

90-day summary

  • Claude AI logo

    Claude AI

    claude.ai

    Online

    • 90-day uptime

      96.78%

    • Incidents (90d)

      58

      17 major · 41 minor

    • Median resolution

      46m

    • Longest outage

      18h 3m

    View status page →
  • DeepSeek logo

    DeepSeek

    deepseek.com

    Online

    • 90-day uptime

      99.00%

    • Incidents (90d)

      13

      8 major · 5 minor

    • Median resolution

      50m

    • Longest outage

      10h 13m

    View status page →

Uptime over time

Availability across windows

Window Claude AI DeepSeek Δ
Last 24 hours
98.82%
100.00%
-1.18 pp
Last 7 days
83.49%
99.50%
-16.01 pp
Last 30 days
91.66%
99.26%
-7.60 pp
Last 90 days
96.78%
99.00%
-2.22 pp

Δ is percentage-point difference (Claude AI minus DeepSeek). Higher is better.

Incidents 90-day

Severity breakdown

  • Claude AI

    58 total

    17 major 41 minor

    • Median resolution

      46m

    • Longest outage

      18h 3m

  • DeepSeek

    13 total

    8 major 5 minor

    • Median resolution

      50m

    • Longest outage

      10h 13m

Recent activity

Last 5 incidents, side-by-side

  • Claude AI logo

    Claude AI

    • May 9

      Claude Code on the Web Partial Outage

      17m

      Minor
    • May 9

      Elevated errors on Claude Opus 4.1

      25m

      Minor
    • May 8

      Claude Code IDE extension unable to load on Windows

      1h 53m

      Major
    • May 8

      Elevated errors on Claude Opus 4.7

      24m

      Minor
    • May 8

      Elevated errors on Claude Sonnet 4.6

      7m

      Minor
    View all incidents →
  • DeepSeek logo

    DeepSeek

    • May 8

      【已恢复】DeepSeek 网页/API不可用（[Resolved]DeepSeek Web/API Service Not Available）

      33m

      Major
    • May 6

      【已恢复】DeepSeek 网页/API 性能异常（[Resolved]DeepSeek Web/API Service Degraded Performance）

      6m

      Minor
    • May 6

      【已恢复】DeepSeek 网页/API 性能异常（[Resolved]DeepSeek Web/API Service Degraded Performance）

      11m

      Major
    • Apr 22

      【已恢复】DeepSeek API 异常（[Resolved]DeepSeek API Abnormal）

      1h 3m

      Major
    • Apr 20

      【已解决】DeepSeek Web/APP 快速模式性能异常（[Resolved]DeepSeek Web/APP Instant Mode Performance Abnormal）

      3h 28m

      Minor
    View all incidents →

Bottom line

DeepSeek wins

DeepSeek edges out on 90-day uptime.

Claude AI posted 96.78% vs. 99.00% for DeepSeek (Δ -2.22 pp). Incidents: 58 vs. 13 (+45).

Also compare

Other Claude AI comparisons

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