# Communications archiving and compliance: what AI models recommend, November 2026

Gane Index, November 2026 Edition. Asked as "communications archiving platform" and as "email and chat archiving for compliance", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Added to the November 2026 Edition. Page: https://www.gane.ai/index/it/security/communications-archiving-and-compliance

**Standing:** Smarsh Enterprise Archive (tied with Microsoft Purview) leads with 18% of first choices; verdict contested. 56 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Smarsh Enterprise Archive](https://www.gane.ai/index/it/vendors/smarsh-enterprise-archive/index.md) | 18% | 19% | 53 |
| 2 | [Microsoft Purview](https://www.gane.ai/index/it/vendors/microsoft-purview/index.md) | 18% | 19% | 31 |
| 3 | [MailStore Server](https://www.gane.ai/index/it/vendors/mailstore-server/index.md) | 12% | 5% | 20 |
| 4 | [Mimecast Cloud Archive](https://www.gane.ai/index/it/vendors/mimecast-cloud-archive/index.md) | 7% | 9% | 44 |
| 5 | [Jatheon](https://www.gane.ai/index/it/vendors/jatheon/index.md) | 5% | 0% | 19 |
| 7 | [Google Vault](https://www.gane.ai/index/it/vendors/google-vault/index.md) | 4% | 14% | 29 |
| 9 | [OpenText Core Business Communication Archive](https://www.gane.ai/index/it/vendors/opentext-core-business-communication-archive-2/index.md) | 2% | 0% | 21 |
| 10 | [Proofpoint Enterprise Archive](https://www.gane.ai/index/it/vendors/proofpoint-enterprise-archive/index.md) | 2% | 17% | 29 |
| 11 | [Barracuda Cloud Archiving Service](https://www.gane.ai/index/it/vendors/barracuda-cloud-archiving-service/index.md) | 2% | 8% | 13 |
| 24 | [Global Relay Archive](https://www.gane.ai/index/it/vendors/global-relay-archive/index.md) | 0% | 15% | 33 |
| 25 | [Theta Lake](https://www.gane.ai/index/it/vendors/theta-lake/index.md) | 0% | 8% | 24 |
| 26 | [Archive360](https://www.gane.ai/index/it/vendors/archive360/index.md) | 0% | 9% | 11 |

Rank is by share of first choices among all 109 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: Smarsh Enterprise Archive; alternatives ComplyKEY MailMeter, Jatheon Enterprise Data Archiving Solution, MailStore Server, Mimecast Cloud Archive
- GPT-5.4 mini: Proofpoint Enterprise Archive, Smarsh Enterprise Archive; alternatives Archive360, Barracuda Cloud Archiving Service, Nuclei Discovery & Archive Suite
- Gemini 3.5 Flash: Smarsh Enterprise Archive; alternatives Global Relay Archive, Jatheon, Mimecast Cloud Archive, Theta Lake
- Perplexity Sonar: OpenText Core Business Communication Archive; alternatives Barracuda Cloud Archiving Service, Jatheon, Smarsh Enterprise Archive, SteelEye
- Grok 4.20: Mimecast Cloud Archive; alternatives Pagefreezer, Smarsh Enterprise Archive, Theta Lake
- Mistral Small: Smarsh Enterprise Archive; alternatives MessageWatcher, OpenText Core Business Communication Archive, Theta Lake
- DeepSeek V4 Flash: Mimecast Cloud Archive; alternatives Global Relay Archive, Google Vault, MailStore Server, Smarsh Enterprise Archive
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: Microsoft Purview; alternatives Google Vault, Intradyn, MessageWatcher, Mimecast Cloud Archive
- Kimi K2: Smarsh Professional Archive; alternatives Barracuda Message Archiver, Jatheon, Mimecast Cloud Archive
- GLM 4.7 FlashX: Smarsh Enterprise Archive; alternatives MailStore Server, Microsoft Purview, Mimecast Cloud Archive, OpenText Core Business Communication Archive
- MiniMax M2.5: Smarsh Professional Archive; alternatives Barracuda Message Archiver, Global Relay Archive, Microsoft Purview, Mimecast Cloud Archive
- GPT-6 Luna: Microsoft Purview; alternatives Mimecast Cloud Archive, Nuclei, Proofpoint Enterprise Archive, Smarsh Enterprise Archive
- Muse Glimmer 30B: Smarsh Enterprise Archive; alternatives Global Relay Archive, Jatheon, Mimecast Cloud Archive

## Sources the answers cite

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

- smarsh.com: 38 answers, 59 citations
- expertinsights.com: 27 answers, 29 citations
- archondatastore.com: 25 answers, 29 citations
- wordwatch.io: 24 answers, 24 citations
- g2.com: 23 answers, 42 citations
- jatheon.com: 21 answers, 25 citations
- cybersecurity.opentext.com: 17 answers, 17 citations
- f6s.com: 17 answers, 17 citations

Pages named in the most answers:

- https://wordwatch.io/blog/best-communications-archiving-platforms-2026 (24 answers)
- https://expertinsights.com/compliance/the-top-email-archiving-solutions-for-businesses (20 answers)
- https://cybersecurity.opentext.com/products/archiving-compliance/business-communication-archive (17 answers)
- https://f6s.com/software/category/communication-archiving (16 answers)
- https://smarsh.com/ (16 answers)
- https://guideflow.com/blog/email-archiving-software (14 answers)
- https://archondatastore.com/blog/email-archiving-solutions (12 answers)
- https://scmgalaxy.com/tutorials/top-10-archiving-tools-features-pros-cons-comparison (11 answers)
- https://smarsh.com/archive (11 answers)
- https://bestdevops.com/top-10-email-archiving-tools-features-pros-cons-comparison (10 answers)

## Warned against

- Smarsh Enterprise Archive: 10 of 53 labels negative. "Smarsh Enterprise Archive and Proofpoint Enterprise Archive are considered "criticized challengers" due to their complex pricing, unavailability of functions, slow search" (Llama 4 Maverick, negative prompt)
- Proofpoint Enterprise Archive: 5 of 29 labels negative. "considered "criticized challengers" due to their complex pricing, unavailability of functions, slow search, and lack of robust technical support" (Llama 4 Maverick, negative prompt)
- Veritas Enterprise Vault: 8 of 18 labels negative. "this legacy solution shows a high share of negative sentiment... likely due to its aging architecture and high complexity" (Qwen 3.7 Flash, negative prompt)
- Global Relay Archive: 5 of 33 labels negative. "Another platform with a high negative rate (47% for small businesses), criticized for similar issues as Proofpoint" (Mistral Small, negative prompt)

## Movement since October 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Smarsh Enterprise Archive at 18%.

- Microsoft Purview: 8% to 18%, +10. Inside the floor by 1 point · rank 3 → 2 of 109.
- Mimecast Cloud Archive: 17% to 7%, −10. Inside the floor by 1 point · rank 2 → 4 of 109.
- MailStore Server: 7% to 12%, +5. Inside the floor by 6 points · rank 6 → 3 of 109.
- Barracuda Cloud Archiving Service: 7% to 2%, −5. Inside the floor by 6 points · rank 7 → 11 of 109.
- Google Vault: 8% to 4%, −4. Inside the floor by 7 points · rank 4 → 7 of 109.
- Proofpoint Enterprise Archive: 5% to 2%, −3. Inside the floor by 8 points · rank 8 → 10 of 109.
- Global Relay Archive: 3% to 0%, −3. Inside the floor by 8 points · rank 9 → 24 of 109.
- Smarsh Enterprise Archive: 20% to 18%, −2. Inside the floor by 9 points · rank 1 of 109, unchanged.
- Jatheon: 7% to 5%, −2. Inside the floor by 9 points · rank 5 of 109, unchanged.
- OpenText Core Business Communication Archive: 0% to 2%, +2. Inside the floor by 9 points · rank 20 → 9 of 109.
- Archive360: 2% to 0%, −2. Inside the floor by 9 points · rank 12 → 26 of 109.
- Intradyn: 2% to 0%, −2. Inside the floor by 9 points · rank 11 → 27 of 109.

## Record

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