Glean
Glean is the enterprise AI search platform that actually works across your entire company's app stack — connecting 100+ tools into one permissions-aware knowledge graph that's become the backbone of knowledge management for Fortune 500 teams. At ~$50/user/month with a six-figure minimum commitment, it's not cheap, but the productivity ROI for information-intensive organizations is well-documented.
G2 rating of 4.7/145 reviews confirms strong core utility for enterprise search, but ROI accessibility is severely penalized by sales-led pricing with $60K+ minimum contracts and no free tier, and hallucination complaints in chat mode suppress reliability scores.
No publicly confirmed SOC 2 or privacy policy details surfaced in evidence, and LLM hallucination complaints across reviews create accuracy concerns, though company stability via major funding rounds supports overall trust posture.
Strong G2 adoption signals with 54% enterprise segment and recognizable ecosystem integrations (ChatGPT, LangChain, OpenAI, Google ADK, CrewAI) alongside major VC backing position Glean well, though exact funding recency details limit full confidence.
Multi-language SDKs (Python, TypeScript, Java, Go), OpenAPI-spec-generated docs, MCP support, LangChain/CrewAI/Google ADK orchestration readiness, and active product changelogs through July 2026 demonstrate strong developer infrastructure maturity.
Most 'AI search' tools are just better grep. Glean is something meaningfully different — a knowledge graph that understands relationships between people, content, and tools across your entire enterprise stack, and increasingly, an agent platform that acts on that context. The question was never whether Glean works. It's whether your organization is large enough, fragmented enough, and willing to pay enough to make it worth deploying.
Frequently asked
What is Glean?
Glean is the enterprise AI search platform that actually works across your entire company's app stack — connecting 100+ tools into one permissions-aware knowledge graph that's become the backbone of knowledge management for Fortune 500 teams. At ~$50/user/month with a six-figure minimum commitment, it's not cheap, but the productivity ROI for information-intensive organizations is well-documented.
How much does Glean cost?
Glean uses a enterprise pricing model. See the pricing breakdown above for current plans.
What is Glean best for?
Glean is best suited for productivity.
What is Glean's StackScore?
Glean scores 75/100 on Instawhat.ai's independent StackScore™ — a solid, competitive option.