# Infrastructure monitoring: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "infrastructure monitoring tool" and as "server and cloud infrastructure monitoring solution", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Page: https://www.gane.ai/index/it/operations/infrastructure-monitoring/2026-10

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/it/operations/infrastructure-monitoring/index.md

**Standing:** Datadog leads with 28% of first choices; verdict contested. 50 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Datadog](https://www.gane.ai/index/it/vendors/datadog/index.md) | 28% | 41% | 59 |
| 2 | [Zabbix](https://www.gane.ai/index/it/vendors/zabbix/index.md) | 20% | 22% | 46 |
| 3 | [New Relic](https://www.gane.ai/index/it/vendors/new-relic/index.md) | 16% | 16% | 49 |
| 4 | [ManageEngine OpManager](https://www.gane.ai/index/it/vendors/manageengine-opmanager/index.md) | 8% | 4% | 25 |
| 5 | [Site24x7](https://www.gane.ai/index/it/vendors/site24x7/index.md) | 8% | 0% | 16 |
| 6 | [Grafana](https://www.gane.ai/index/it/vendors/grafana/index.md) | 4% | 6% | 33 |
| 7 | [Paessler PRTG](https://www.gane.ai/index/it/vendors/paessler-prtg/index.md) | 4% | 13% | 23 |
| 8 | [Prometheus](https://www.gane.ai/index/it/vendors/prometheus/index.md) | 4% | 32% | 31 |
| 9 | [Netdata](https://www.gane.ai/index/it/vendors/netdata/index.md) | 2% | 0% | 19 |
| 13 | [Prometheus + Grafana](https://www.gane.ai/index/it/vendors/prometheus-grafana/index.md) | 0% | 10% | 20 |
| 67 | [Dynatrace](https://www.gane.ai/index/it/vendors/dynatrace/index.md) | 0% | 45% | 38 |
| 70 | [Nagios](https://www.gane.ai/index/it/vendors/nagios/index.md) | 0% | 38% | 21 |

Rank is by share of first choices among all 76 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: no first choice
- GPT-5.4 mini: Datadog; alternatives Dynatrace, Grafana, New Relic
- Gemini 3.5 Flash: New Relic; alternatives Better Stack, Grafana, LogicMonitor, Site24x7
- Perplexity Sonar: Paessler PRTG; alternatives Datadog, ManageEngine OpManager, New Relic, Site24x7
- Grok 4.20: New Relic; alternatives Datadog, ManageEngine OpManager, Site24x7
- Mistral Small: ManageEngine OpManager, Site24x7; alternatives Netdata
- DeepSeek V4 Flash: Site24x7; alternatives Grafana Stack, ManageEngine OpManager, New Relic
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: Datadog; alternatives Grafana, Middleware.io, Paessler PRTG, Prometheus + Grafana
- Kimi K2: LogicMonitor; alternatives Better Stack, New Relic, Paessler PRTG, Site24x7
- GLM 4.7 FlashX: Datadog, Grafana; alternatives Dynatrace, ManageEngine OpManager, New Relic
- MiniMax M2.5: Datadog; alternatives ManageEngine OpManager, Prometheus + Grafana, Sematext
- GPT-6 Luna: Datadog; alternatives Grafana, New Relic
- Muse Glimmer 30B: Datadog; alternatives LogicMonitor, ManageEngine OpManager, Paessler PRTG, Prometheus + Grafana

## Sources the answers cite

73 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- motadata.com: 51 answers, 66 citations
- cio.economictimes.indiatimes.com: 32 answers, 38 citations
- middleware.io: 30 answers, 30 citations
- comparitech.com: 29 answers, 30 citations
- newrelic.com: 28 answers, 36 citations
- netdata.cloud: 27 answers, 28 citations
- clickhouse.com: 18 answers, 18 citations
- sematext.com: 18 answers, 18 citations

Pages named in the most answers:

- https://motadata.com/blog/best-it-infrastructure-monitoring-tools (47 answers)
- https://comparitech.com/net-admin/infrastructure-monitoring (29 answers)
- https://netdata.cloud/resources/best-infrastructure-monitoring-tools (26 answers)
- https://middleware.io/blog/infrastructure-monitoring-tools (24 answers)
- https://cio.economictimes.indiatimes.com/amp/tools/best-infrastructure-monitoring-tools/128839023 (18 answers)
- https://clickhouse.com/resources/engineering/top-infrastructure-monitoring-tools-comparison (18 answers)
- https://sematext.com/blog/infrastructure-monitoring-tools (16 answers)
- https://newrelic.com/blog/infrastructure-monitoring/how-to-choose-the-best-infrastructure-monitoring-tools-2026-guide (15 answers)
- https://cio.economictimes.indiatimes.com/tools/best-infrastructure-monitoring-tools/128839023 (14 answers)
- https://learn.g2.com/cloud-monitoring-tools (13 answers)

## Warned against

- Datadog: 24 of 59 labels negative. "costs escalate rapidly, with log management and APM billed separately ... making it hard to predict monthly costs" (Claude Haiku 4.5, negative prompt)
- Dynatrace: 17 of 38 labels negative. "Dynatrace is expensive at scale ... Memory-based pricing is unintuitive and budget-hostile" (Claude Haiku 4.5, negative prompt)
- Prometheus: 10 of 31 labels negative. "Avoid "turnkey" open source stacks when you lack the team to maintain upgrades... an unpatched Prometheus/Grafana deployment is a liability." (Muse Glimmer 30B, negative prompt)
- Zabbix: 10 of 46 labels negative. "Avoid Nagios and raw Zabbix if you value speed and ease-of-use over granular control." (Qwen 3.7 Flash, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
New leader: Site24x7 (24%) to Datadog (27%). Margin 18 points, beyond the floor.

- Site24x7: 24% to 9%, −15. Cleared the floor by 4 points · rank 1 → 4 of 66.
- Datadog: 13% to 27%, +14. Cleared the floor by 3 points · rank 4 → 1 of 66.
- ManageEngine OpManager: 0% to 7%, +7. Inside the floor by 4 points · rank 12 → 5 of 66.
- Paessler PRTG: 0% to 5%, +5. Inside the floor by 6 points · rank 13 → 7 of 66.
- Netdata: 7% to 2%, −5. Inside the floor by 6 points · rank 5 → 9 of 66.
- New Relic: 22% to 18%, −4. Inside the floor by 7 points · rank 2 → 3 of 66.
- Zabbix: 18% to 20%, +2. Inside the floor by 9 points · rank 3 → 2 of 66.
- Dynatrace: 2% to 0%, −2. Inside the floor by 9 points · rank 9 → 65 of 66.
- Grafana: 4% to 5%, +1. Inside the floor by 10 points · rank 6 of 66, unchanged.
- Prometheus: 4% to 5%, +1. Inside the floor by 10 points · rank 7 → 8 of 66.
- LogicMonitor: 2% to 2%, ±0. Inside the floor by 11 points · rank 8 → 10 of 66.
- Prometheus + Grafana: 0% to 0%, ±0. Inside the floor by 11 points · rank 11 of 66, unchanged.

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, October 2026 Edition, www.gane.ai/index/it.