AI Index / AI tools for cybersecurity professionals / History

AI tools for cybersecurity professionals — AI Recommendation History

What AI assistants recommended for ai tools for cybersecurity professionals, date by date. Every ranking we publish is frozen the day it publishes, so this is a record of what was said — not a re-computation of what today's data would say about the past.

Record: 26 dated snapshots · Aug 14, 2026 – Sep 8, 2026

Answer archive Methodology Data studies JSON

What changed

Computed by comparing each dated snapshot with the one before it. Share moves smaller than 1pp are treated as noise and left out — the same threshold that suppresses trend arrows on the ranking.

Sep 8, 2026vs Sep 7, 2026

No change above the noise floor.

Sep 7, 2026vs Sep 6, 2026

No change above the noise floor.

Sep 6, 2026vs Sep 5, 2026

No change above the noise floor.

Sep 5, 2026vs Sep 4, 2026

No change above the noise floor.

Sep 4, 2026vs Sep 3, 2026

▲ INStellar Cyber entered the top 10 (#14 → #9)
▲ INDarktrace entered the top 10 (#11 → #10)
▼ OUTAWS left the top 10 (#8 → #11)
▼ OUTSOAR left the top 10 (#10 → #12)
▲Stellar Cyber moved #14 → #9
▼AWS moved #8 → #11
▲Cortex XSIAM moved #9 → #7
▼SOAR moved #10 → #12
▼Vectra AI moved #7 → #8
▲Darktrace moved #11 → #10
▼Purple AI -2.8pp (25% → 22.2%)
▼SentinelOne Singularity -2.8pp (25% → 22.2%)
▼Splunk -2.8pp (25% → 22.2%)
▼Vectra AI -2.1pp (19.6% → 17.5%)
▼Microsoft -2pp (60.7% → 58.7%)
▼AWS -2pp (17.9% → 15.9%)
▼Charlotte AI -1.8pp (30.4% → 28.6%)
▼SOAR -1.8pp (16.1% → 14.3%)
▼CrowdStrike Falcon -1.6pp (28.6% → 27%)
▲Stellar Cyber +1.6pp (14.3% → 15.9%)
▲Cortex XSIAM +1.4pp (16.1% → 17.5%)

Sep 3, 2026vs Sep 2, 2026

▲ INAWS entered the top 10 (#12 → #8)
▲ INSOAR entered the top 10 (#17 → #10)
▼ OUTSnyk left the top 10 (#9 → #12)
▼ OUTIsolation Forest left the top 10 (#10 → #13)
▲SOAR moved #17 → #10
▲AWS moved #12 → #8
▼Snyk moved #9 → #12
▼Isolation Forest moved #10 → #13
▼Splunk moved #4 → #6
▼Cortex XSIAM moved #7 → #9
▲Purple AI moved #5 → #4
▲SentinelOne Singularity moved #6 → #5
▲Vectra AI moved #8 → #7
▼Charlotte AI -6.7pp (37.1% → 30.4%)
▲SOAR +4.7pp (11.4% → 16.1%)
▼Cortex XSIAM -3.9pp (20% → 16.1%)
▼Splunk -3.6pp (28.6% → 25%)
▼CrowdStrike Falcon -2.8pp (31.4% → 28.6%)
▼Microsoft -2.2pp (62.9% → 60.7%)
▼Snyk -1pp (17.1% → 16.1%)
▼Isolation Forest -1pp (17.1% → 16.1%)

Sep 2, 2026vs Sep 1, 2026

Methodology change: extraction rules 4-7 → 7 between these dates. Differences below may reflect the rule change rather than a change in what AI recommends — see the methodology changelog.

▲ INIsolation Forest entered the top 10 (#11 → #10)
▼ OUTStellar Cyber left the top 10 (#8 → #13)
▼Stellar Cyber moved #8 → #13
▲Vectra AI moved #10 → #8
▲Isolation Forest moved #11 → #10
▲Microsoft +5.8pp (57.1% → 62.9%)
▼Stellar Cyber -4.7pp (19% → 14.3%)
▲Purple AI +4.3pp (21.4% → 25.7%)
▲SentinelOne Singularity +4.3pp (21.4% → 25.7%)
▲Vectra AI +3.3pp (16.7% → 20%)
▲Splunk +2.4pp (26.2% → 28.6%)
▼CrowdStrike Falcon -1.9pp (33.3% → 31.4%)
▲Charlotte AI +1.4pp (35.7% → 37.1%)
▲Cortex XSIAM +1pp (19% → 20%)

Sep 1, 2026vs Aug 31, 2026

▲ INStellar Cyber entered the top 10 (#16 → #8)
▲ INSnyk entered the top 10 (#14 → #9)
▼ OUTAWS left the top 10 (#9 → #13)
▼ OUTDarktrace left the top 10 (#10 → #14)
▲Stellar Cyber moved #16 → #8
▲Snyk moved #14 → #9
▼AWS moved #9 → #13
▼Darktrace moved #10 → #14
▼Vectra AI moved #8 → #10
▲SentinelOne Singularity moved #7 → #6
▼Cortex XSIAM moved #6 → #7
▲Stellar Cyber +6.3pp (12.7% → 19%)
▲SentinelOne Singularity +3.9pp (17.5% → 21.4%)
▼Charlotte AI -2.4pp (38.1% → 35.7%)
▼Splunk -2.4pp (28.6% → 26.2%)
▲Purple AI +2.4pp (19% → 21.4%)
▲Snyk +2.4pp (14.3% → 16.7%)
▼Microsoft -1.6pp (58.7% → 57.1%)
▲CrowdStrike Falcon +1.6pp (31.7% → 33.3%)
▼Darktrace -1.6pp (15.9% → 14.3%)

Aug 31, 2026vs Aug 30, 2026

No change above the noise floor.

Aug 30, 2026vs Aug 29, 2026

No change above the noise floor.

Aug 29, 2026vs Aug 28, 2026

No change above the noise floor.

Aug 28, 2026vs Aug 27, 2026

No change above the noise floor.

Aug 27, 2026vs Aug 26, 2026

No change above the noise floor.

Aug 26, 2026vs Aug 25, 2026

▲ INAWS entered the top 10 (#11 → #9)
▼ OUTAutoencoders left the top 10 (#10 → #13)
▼Vectra AI moved #5 → #8
▼Autoencoders moved #10 → #13
▲Purple AI moved #7 → #5
▲SentinelOne Singularity moved #9 → #7
▲AWS moved #11 → #9
▼Darktrace moved #8 → #10
▲Microsoft +4.2pp (54.5% → 58.7%)
▲Splunk +2.6pp (26% → 28.6%)
▼Vectra AI -2pp (19.5% → 17.5%)
▲AWS +1.9pp (15.6% → 17.5%)
▼Darktrace -1pp (16.9% → 15.9%)

Aug 25, 2026vs Aug 24, 2026

No change above the noise floor.

Aug 24, 2026vs Aug 23, 2026

No change above the noise floor.

Aug 23, 2026vs Aug 22, 2026

No change above the noise floor.

Aug 22, 2026vs Aug 21, 2026

▲ INAutoencoders entered the top 10 (#11 → #10)
▼ OUTMicrosoft Security Copilot left the top 10 (#10 → #12)
▲Vectra AI moved #7 → #5
▼Darktrace moved #6 → #8
▼Microsoft Security Copilot moved #10 → #12
▼Cortex XSIAM moved #5 → #6
▲Purple AI moved #8 → #7
▲Autoencoders moved #11 → #10
▲Microsoft +3.5pp (51% → 54.5%)
▲Vectra AI +2.2pp (17.3% → 19.5%)
▲Charlotte AI +2pp (35.7% → 37.7%)
▲Purple AI +1.9pp (16.3% → 18.2%)
▲SentinelOne Singularity +1.6pp (15.3% → 16.9%)
▼Darktrace -1.5pp (18.4% → 16.9%)
▼CrowdStrike Falcon -1.2pp (33.7% → 32.5%)
▼Microsoft Security Copilot -1pp (15.3% → 14.3%)

Aug 21, 2026vs Aug 20, 2026

No change above the noise floor.

Aug 20, 2026vs Aug 19, 2026

▲ INMicrosoft Security Copilot entered the top 10 (#11 → #10)
▼ OUTMicrosoft Sentinel left the ranking (was #4)
▲Splunk moved #5 → #4
▲Cortex XSIAM moved #6 → #5
▲Darktrace moved #7 → #6
▲Vectra AI moved #8 → #7
▲Purple AI moved #9 → #8
▲SentinelOne Singularity moved #10 → #9
▲Microsoft Security Copilot moved #11 → #10
▲Microsoft +11.2pp (39.8% → 51%)

Aug 19, 2026vs Aug 18, 2026

No change above the noise floor.

Aug 18, 2026vs Aug 17, 2026

No change above the noise floor.

Aug 17, 2026vs Aug 16, 2026

No change above the noise floor.

Aug 16, 2026vs Aug 15, 2026

No change above the noise floor.

Aug 15, 2026vs Aug 14, 2026

▼SentinelOne Singularity moved #7 → #10
▲Microsoft moved #2 → #1
▼Charlotte AI moved #1 → #2
▲Darktrace moved #8 → #7
▲Vectra AI moved #9 → #8
▲Purple AI moved #10 → #9
▲Microsoft +4.1pp (35.7% → 39.8%)
▼SentinelOne Singularity -3.5pp (18.8% → 15.3%)
▲Microsoft Sentinel +1.7pp (25.9% → 27.6%)
▼Vectra AI -1.5pp (18.8% → 17.3%)
▼CrowdStrike Falcon -1.1pp (34.8% → 33.7%)

The ranking, date by date

Top 10 on each archived date, exactly as published. Cite a date and it stays true: snapshots are append-only, and a correction appends a new revision rather than overwriting the original.

Sep 8, 202663 sampled answers · window 2026-08-11 – 2026-09-08 · rules v7

#1Microsoft58.7%
#2Charlotte AI28.6%
#3CrowdStrike Falcon27%
#4Purple AI22.2%
#5SentinelOne Singularity22.2%
#6Splunk22.2%
#7Cortex XSIAM17.5%
#8Vectra AI17.5%
#9Stellar Cyber15.9%
#10Darktrace15.9%

Sep 7, 202663 sampled answers · window 2026-08-10 – 2026-09-07 · rules v7

#1Microsoft58.7%
#2Charlotte AI28.6%
#3CrowdStrike Falcon27%
#4Purple AI22.2%
#5SentinelOne Singularity22.2%
#6Splunk22.2%
#7Cortex XSIAM17.5%
#8Vectra AI17.5%
#9Stellar Cyber15.9%
#10Darktrace15.9%

Sep 6, 202663 sampled answers · window 2026-08-09 – 2026-09-06 · rules v7

#1Microsoft58.7%
#2Charlotte AI28.6%
#3CrowdStrike Falcon27%
#4Purple AI22.2%
#5SentinelOne Singularity22.2%
#6Splunk22.2%
#7Cortex XSIAM17.5%
#8Vectra AI17.5%
#9Stellar Cyber15.9%
#10Darktrace15.9%

Sep 5, 202663 sampled answers · window 2026-08-08 – 2026-09-05 · rules v7

#1Microsoft58.7%
#2Charlotte AI28.6%
#3CrowdStrike Falcon27%
#4Purple AI22.2%
#5SentinelOne Singularity22.2%
#6Splunk22.2%
#7Cortex XSIAM17.5%
#8Vectra AI17.5%
#9Stellar Cyber15.9%
#10Darktrace15.9%

Sep 4, 202663 sampled answers · window 2026-08-07 – 2026-09-04 · rules v7

#1Microsoft58.7%
#2Charlotte AI28.6%
#3CrowdStrike Falcon27%
#4Purple AI22.2%
#5SentinelOne Singularity22.2%
#6Splunk22.2%
#7Cortex XSIAM17.5%
#8Vectra AI17.5%
#9Stellar Cyber15.9%
#10Darktrace15.9%

Sep 3, 202656 sampled answers · window 2026-08-06 – 2026-09-03 · rules v7

#1Microsoft60.7%
#2Charlotte AI30.4%
#3CrowdStrike Falcon28.6%
#4Purple AI25%
#5SentinelOne Singularity25%
#6Splunk25%
#7Vectra AI19.6%
#8AWS17.9%
#9Cortex XSIAM16.1%
#10SOAR16.1%

Sep 2, 202635 sampled answers · window 2026-08-05 – 2026-09-02 · rules v7

#1Microsoft62.9%
#2Charlotte AI37.1%
#3CrowdStrike Falcon31.4%
#4Splunk28.6%
#5Purple AI25.7%
#6SentinelOne Singularity25.7%
#7Cortex XSIAM20%
#8Vectra AI20%
#9Snyk17.1%
#10Isolation Forest17.1%

Sep 1, 202642 sampled answers · window 2026-08-04 – 2026-09-01 · rules v4-7

#1Microsoft57.1%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.3%
#4Splunk26.2%
#5Purple AI21.4%
#6SentinelOne Singularity21.4%
#7Cortex XSIAM19%
#8Stellar Cyber19%
#9Snyk16.7%
#10Vectra AI16.7%

Aug 31, 202663 sampled answers · window 2026-08-03 – 2026-08-31 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 30, 202663 sampled answers · window 2026-08-02 – 2026-08-30 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 29, 202663 sampled answers · window 2026-08-01 – 2026-08-29 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 28, 202663 sampled answers · window 2026-07-31 – 2026-08-28 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 27, 202663 sampled answers · window 2026-07-30 – 2026-08-27 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 26, 202663 sampled answers · window 2026-07-29 – 2026-08-26 · rules v4-7

#1Microsoft58.7%
#2Charlotte AI38.1%
#3CrowdStrike Falcon31.7%
#4Splunk28.6%
#5Purple AI19%
#6Cortex XSIAM19%
#7SentinelOne Singularity17.5%
#8Vectra AI17.5%
#9AWS17.5%
#10Darktrace15.9%

Aug 25, 202677 sampled answers · window 2026-07-28 – 2026-08-25 · rules v4-7

#1Microsoft54.5%
#2Charlotte AI37.7%
#3CrowdStrike Falcon32.5%
#4Splunk26%
#5Vectra AI19.5%
#6Cortex XSIAM19.5%
#7Purple AI18.2%
#8Darktrace16.9%
#9SentinelOne Singularity16.9%
#10Autoencoders15.6%

Aug 24, 202677 sampled answers · window 2026-07-27 – 2026-08-24 · rules v4-7

#1Microsoft54.5%
#2Charlotte AI37.7%
#3CrowdStrike Falcon32.5%
#4Splunk26%
#5Vectra AI19.5%
#6Cortex XSIAM19.5%
#7Purple AI18.2%
#8Darktrace16.9%
#9SentinelOne Singularity16.9%
#10Autoencoders15.6%

Aug 23, 202677 sampled answers · window 2026-07-26 – 2026-08-23 · rules v4-7

#1Microsoft54.5%
#2Charlotte AI37.7%
#3CrowdStrike Falcon32.5%
#4Splunk26%
#5Vectra AI19.5%
#6Cortex XSIAM19.5%
#7Purple AI18.2%
#8Darktrace16.9%
#9SentinelOne Singularity16.9%
#10Autoencoders15.6%

Aug 22, 202677 sampled answers · window 2026-07-25 – 2026-08-22 · rules v4-7

#1Microsoft54.5%
#2Charlotte AI37.7%
#3CrowdStrike Falcon32.5%
#4Splunk26%
#5Vectra AI19.5%
#6Cortex XSIAM19.5%
#7Purple AI18.2%
#8Darktrace16.9%
#9SentinelOne Singularity16.9%
#10Autoencoders15.6%

Aug 21, 202698 sampled answers · window 2026-07-24 – 2026-08-21 · rules v4-7

#1Microsoft51%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Splunk26.5%
#5Cortex XSIAM20.4%
#6Darktrace18.4%
#7Vectra AI17.3%
#8Purple AI16.3%
#9SentinelOne Singularity15.3%
#10Microsoft Security Copilot15.3%

Aug 20, 202698 sampled answers · window 2026-07-23 – 2026-08-20 · rules v4-7

#1Microsoft51%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Splunk26.5%
#5Cortex XSIAM20.4%
#6Darktrace18.4%
#7Vectra AI17.3%
#8Purple AI16.3%
#9SentinelOne Singularity15.3%
#10Microsoft Security Copilot15.3%

Aug 19, 202698 sampled answers · window 2026-07-22 – 2026-08-19 · rules v4-7

#1Microsoft39.8%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Microsoft Sentinel27.6%
#5Splunk26.5%
#6Cortex XSIAM20.4%
#7Darktrace18.4%
#8Vectra AI17.3%
#9Purple AI16.3%
#10SentinelOne Singularity15.3%

Aug 18, 202698 sampled answers · window 2026-07-21 – 2026-08-18 · rules v4-7

#1Microsoft39.8%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Microsoft Sentinel27.6%
#5Splunk26.5%
#6Cortex XSIAM20.4%
#7Darktrace18.4%
#8Vectra AI17.3%
#9Purple AI16.3%
#10SentinelOne Singularity15.3%

Aug 17, 202698 sampled answers · window 2026-07-20 – 2026-08-17 · rules v4-7

#1Microsoft39.8%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Microsoft Sentinel27.6%
#5Splunk26.5%
#6Cortex XSIAM20.4%
#7Darktrace18.4%
#8Vectra AI17.3%
#9Purple AI16.3%
#10SentinelOne Singularity15.3%

Aug 16, 202698 sampled answers · window 2026-07-19 – 2026-08-16 · rules v4-7

#1Microsoft39.8%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Microsoft Sentinel27.6%
#5Splunk26.5%
#6Cortex XSIAM20.4%
#7Darktrace18.4%
#8Vectra AI17.3%
#9Purple AI16.3%
#10SentinelOne Singularity15.3%

Aug 15, 202698 sampled answers · window 2026-07-18 – 2026-08-15 · rules v4-7

#1Microsoft39.8%
#2Charlotte AI35.7%
#3CrowdStrike Falcon33.7%
#4Microsoft Sentinel27.6%
#5Splunk26.5%
#6Cortex XSIAM20.4%
#7Darktrace18.4%
#8Vectra AI17.3%
#9Purple AI16.3%
#10SentinelOne Singularity15.3%

Aug 14, 2026112 sampled answers · window 2026-07-17 – 2026-08-14 · rules v4-7

#1Charlotte AI36.6%
#2Microsoft35.7%
#3CrowdStrike Falcon34.8%
#4Microsoft Sentinel25.9%
#5Splunk25.9%
#6Cortex XSIAM20.5%
#7SentinelOne Singularity18.8%
#8Darktrace18.8%
#9Vectra AI18.8%
#10Purple AI16.1%

Read any date directly

Every archived date is machine-readable at /api/index/ai-tools-for-cybersecurity-professionals/as-of/<YYYY-MM-DD>, which returns the ranking as it stood, with the extraction version and revision it was published under. Dates before the record begins return no_record rather than a recomputation — we do not reconstruct history on demand and present it as what we said. See what the engines actually said.

[ORBATOR]