# The 5 best AI enterprise search and knowledge tools (2026) — AgentsIndex

> Source: https://agentsindex.ai/categories/enterprise-search (curated, re-verified)
> Updated 28 October 2026 · Reviewed by the AgentsIndex editorial team

Search a company's documents, chats and apps in one place, and get answers from them.

5 tools in this category, ranked by what we can confirm about each (a public price, an API and docs, independent sources, stated limits; payment never changes the order). Each name links to its answer-first markdown twin.

## Facts

- Free to start: 1 of 5
- MCP server: 3 yes, 2 partly, of 5
- API: 5 yes, of 5
- Open source: 0 yes, 2 partly, of 5
- Self-host: 0 yes, 3 partly, of 5
- First paid plan a month: none of the 5 publishes one
- Checked against their own sites: 28 October 2026 (5 of 5)
- Added in October 2026: 5

| Name | What it is | Pricing | MCP server | API | Open source | Self-host |
| --- | --- | --- | --- | --- | --- | --- |
| [Algolia](https://agentsindex.ai/algolia.md) | Hosted search and retrieval API with keyword, neural and agent layers, metered per 1K requests. | Free, then $0.50 per 1k search requests | Partly | Yes | Partly | No |
| [Bloomfire](https://agentsindex.ai/bloomfire.md) | Keeps a persistent semantic memory of connected systems, so AI answers from governed company knowledge. | On quote | Yes | Yes | No | Partly |
| [Coveo](https://agentsindex.ai/coveo.md) | Unifies search, recommendations and generative answers across many enterprise systems behind one permission-aware index. | On quote | Yes | Yes | Partly | Partly |
| [Glean](https://agentsindex.ai/glean.md) | Permission-mirroring search and agents over 275+ enterprise connectors, sold per seat with pooled usage credits. | On quote | Yes | Yes | No | Partly |
| [Moveworks](https://agentsindex.ai/moveworks.md) | Enterprise AI assistant that answers from connected systems and runs IT, HR and finance tasks in chat. | On quote | Partly | Yes | No | No |

## October in AI enterprise search and knowledge tools

- Prices checked: 5 of 5 tools, on their own pricing pages
- Added in October: 5 new tools
- Last checked: 28 Oct, every check on that day

## AI enterprise search and knowledge tools compared

| Tool | Price on its site | MCP server | API | Open source | Self-host |
| --- | --- | --- | --- | --- | --- |
| [Algolia](https://agentsindex.ai/algolia) | Free, then $0.50 per 1k search requests | Partly | Yes | Partly | No |
| [Bloomfire](https://agentsindex.ai/bloomfire) | On quote | Yes | Yes | No | Partly |
| [Coveo](https://agentsindex.ai/coveo) | On quote | Yes | Yes | Partly | Partly |
| [Glean](https://agentsindex.ai/glean) | On quote | Yes | Yes | No | Partly |
| [Moveworks](https://agentsindex.ai/moveworks) | On quote | Partly | Yes | No | No |

All 5 AI enterprise search and knowledge tools we list.

Only 1 of the 5 tools here has a free plan, against 48% across the index. None is open source, against 24% across the index.

## About AI enterprise search

### How are AI enterprise search tools priced?

None of the 5 publishes a monthly price. 1 of the 5 has a free plan.

### Are there any open-source AI enterprise search tools?

None of the 5 listed here is open source. 2 more are partly open source: Algolia and Coveo.

### Which AI enterprise search tools have an MCP server?

3 of the 5 have an MCP server: Bloomfire, Coveo and Glean. 2 more have one in part: Algolia and Moveworks.

## Sources and method

Tools rank higher the more we can confirm: a public price, an API and docs, sources, stated limits. [How we rank](https://agentsindex.ai/methodology/)

Prices are taken from each vendor's pricing page.

- [Algolia](https://agentsindex.ai/algolia): [algolia.com/pricing](https://www.algolia.com/pricing), checked 28 October 2026
- [Bloomfire](https://agentsindex.ai/bloomfire): [bloomfire.com/pricing](https://bloomfire.com/pricing/), checked 28 October 2026
- [Coveo](https://agentsindex.ai/coveo): [coveo.com/en/pricing](https://www.coveo.com/en/pricing), checked 28 October 2026
- [Glean](https://agentsindex.ai/glean): [docs.glean.com/glean-core-suite-pricing](https://docs.glean.com/glean-core-suite-pricing), checked 28 October 2026
- [Moveworks](https://agentsindex.ai/moveworks): [moveworks.com/us/en/pricing](https://www.moveworks.com/us/en/pricing), checked 28 October 2026