Meilisearch
Semantic + hybrid search GA (2025). Automatic embedding generation + caching via OpenAI / HuggingFace / Ollama. Multi-modal (text + images); hybrid rank fusion; conversational RAG built in.
Active · Verified 2026-10-26 · fresh as of 2026-10-26 · 54 cited facts, 7 with a third-party source · 1 recorded change · Suggest a correction
At a glance
- Type
- Open-source semantic + hybrid search vendor fix
- Tier
- T2
- Section
- Enterprise-search adjacencies
- Latest release
- v1.53.1 (2026-08-13) repo fix
- Pricing
- Free + paid vendor fix
- Funding
- Series A · 2022-10 third-party fix
- Freshness
- 2026-10-26 fix
- Layer
- agent-infra repo fix
- Accelerator
- seedcamp-2020 third-party fix
- Developer activity
- OpenRank 11.34 (12-mo avg 16.64) · 37 participants — 2026-09 third-party fix
When to use
Optimised for: enterprise connectors + entitlements + governance + RAG-grounding
Anti-fit: not for SMB / consumer use cases
Pros & cons
Pros
Open-source typo-tolerant search; vector layer added without losing keyword speed; lightweight ops.
Cons
Smaller corpus scale ceiling than Elastic; AI / ranking features less mature.
Claims & capabilities
Open source (MIT) + Meilisearch Cloud.
Technical surface
- API surface
- REST, SDK: JS, Python, PHP, Go, Ruby, Java, .NET, Swift, Rust
- Backend storage
- custom (LMDB-backed engine, Rust)
- Deployment
- Both (self-hosted + managed cloud) — OSS binary/Docker; Meilisearch Cloud
- Embedding model
- multiple supported
- Multi-tenancy
- namespace
- MCP
- yes — official meilisearch/meilisearch-mcp (MIT)
- A2A
- not supported
- OpenTelemetry
- no first-party OpenTelemetry exporter documented; standard logs/metrics typically available.
Alternatives to Meilisearch → live options ranked by shared design, licence, hosting and MCP support
Similar systems
Other enterprise-search adjacencies in the catalog, ranked by inbound references.
- Glean T1
Enterprise search with 100+ connectors. Personalised per-user knowledge graph. No governance layer.
- Clarivate T1
Bibliographic metadata curation (Web of Science, Derwent, Cortellis). Human editorial governance + journal-deindexing. Memory-adjacent — included as a curated-knowledge baseline.
- Coveo T1
RAG-as-a-Service for AWS (Dec 2025) via hosted MCP server grounding Amazon Bedrock agents in enterprise knowledge. Passage retrieval + answer generation + ranked search + fetch in one API.
- Lucidworks Conversational Q&A AI Agent T1
Enterprise Q&A agent powered by Luci patent-pending ultra-precise RAG. Embeds on product detail pages; consumes technical PDFs, spec sheets, images, tables, charts, graphs and product manuals. Maintains session history for multi-turn follow-ups; refuses out-of-scope queries via prompt-injection guard.
- Mindbreeze InSpire T2
Hybrid keyword + vector retrieval with entitlement-aware filtering. Unified enterprise knowledge graph linking documents, tickets, records. RAG prompt orchestration built in.
- SearchUnify T1
Agentic enterprise search with Knowbler — quality checks via the KCS (Knowledge-Centered Service) standard. Most explicit governance features in the segment.
Sources (53 cited facts, 7 third-party)
Each fact links to the page it came from; the badge says who published it (how to read sources).
- What it is Open-source semantic + hybrid search vendor
- What it does & what's distinct Semantic + hybrid search GA (2025). Automatic embedding generation + caching via OpenAI … vendor
- Claims / benefits Open source (MIT) + Meilisearch Cloud. repo
- Modalities text + image vendor
- Created 2018 third-party
- Latest release v1.53.1 (2026-08-13) repo
- License MIT (Community Edition) / BSL-1.1 (source-available, Enterprise Edition parts) repo
- GitHub meilisearch/meilisearch — ~59.6k stars, active (31 commits to main after v1.53.1) repo
- Mindshare 1 press ~30 (Meilisearc jobs third-party
- Funding Series A · 2022-10 third-party
- Customers / scale 51-200 ppl Developer community, enterprise search third-party
- Pricing Free + paid vendor
- Compliance SOC 2 Type II; GDPR-compliant vendor
- Deployment Both (self-hosted + managed cloud) — OSS binary/Docker; Meilisearch Cloud repo
- HQ FR third-party
- Founders / pedigree Meilisearch (Clément Renault & Thomas Payet, co-founders; Paris-based; Accel-backed) vendor
- Memory volume / scale no scale claim — open-source; scales with infrastructure vendor
- Performance Meilisearch median query latency <50ms on datasets up to 10M docs; benchmarks vs Algolia… vendor
- Code/weights release Active — last commit 2026-05 · 57,532★ repo
- API surface REST, SDK: JS, Python, PHP, Go, Ruby, Java, .NET, Swift, Rust vendor
- Latency p50/p99 p50 search <50ms (vendor-stated) vendor
- Backend storage custom (LMDB-backed engine, Rust) repo
- Multi-tenancy namespace vendor
- Encryption at-rest + in-transit vendor
- SSO / RBAC RBAC only vendor
- Embedding model multiple supported vendor
- Versioning immutable append-log vendor
- Schema evolution schema with migration vendor
- Namespace primitives per-tenant vendor
- Forgetting policy none (permanent) vendor
- MCP support yes — official meilisearch/meilisearch-mcp (MIT) repo
- A2A support not supported vendor
- Webhooks / events task webhooks vendor
- Import / export JSON / NDJSON / CSV; snapshot files vendor
- Validated verticals financial-services, healthcare, legal, internal IT, KM, contact center vendor
- Time to running <1week to weeks-to-months (enterprise procurement + connectors) vendor
- Anti-fit not for SMB / consumer use cases vendor
- Optimised for enterprise connectors + entitlements + governance + RAG-grounding vendor
- Adjacent infrastructure requires connector setup + identity provider + LLM vendor
- Pros Open-source typo-tolerant search; vector layer added without losing keyword speed; light… vendor
- Cons Smaller corpus scale ceiling than Elastic; AI / ranking features less mature. vendor
- Project & sources meilisearch.com vendor
- cost-input-usd-per-mtok 0 vendor
- cost-output-usd-per-mtok 0 vendor
- cost-tier free vendor
- cost-pricing-model free-tier vendor
- cost-last-verified 2026-06-29 vendor
- adoption-accelerator seedcamp-2020 third-party
- architecture-deployment-locus hybrid vendor
- licensing-bucket open-core repo
- positioning-platform-vs-product platform vendor
- taxonomy-three-layer-rollup agent-infra repo
- developer-activity-opendigger {"activity":81.86,"as_of":"2026-09","openrank_12mo":16.64,"openrank_current":11.34,"part… third-party
What changed
Changes to this record's lifecycle, licence, release, pricing and hosting facts, from the catalog's git history. Subscribe (Atom)
- 2026-10-26
- License “not applicable — not OSS” → “MIT (Community Edition) / BSL-1.1 (source-available, Enterprise Edition parts)” source
- Latest release “not applicable — not OSS” → “v1.53.1 (2026-08-13)” source
- Deployment “Both” → “Both (self-hosted + managed cloud) — OSS binary/Docker; Meilisearch Cloud” source
- MCP support “via community port” → “yes — official meilisearch/meilisearch-mcp (MIT)” source
Related systems
References (1)
- OpenAI GPT family (GPT-5 / GPT-4o / o3 / o4) depends on at runtime — Automatic embedding generation + caching via OpenAI / HuggingFace / Ollama.