pgvector
radarOpen-source vector similarity search extension for Postgres.
Visit github.com →> **pgvector** — radar > Verified 2026-09-01 > Limitation: Radar: not field-run in this catalog wave. > > https://noemium.com/tools/pgvector/Add to kitOpen in NoemiumFact-check this radar listing for pgvector (data). Noemium has not issued a verdict. Evidence tier: radar. Limitations: - Radar: not field-run in this catalog wave. - Requires a running Postgres server and manual extension build/install; hosted provider support varies. Receipts: https://github.com/pgvector/pgvector Last verified: 2026-09-01 Confirm the project still exists, the URL is canonical, and the limitations are still true. Do not invent a ship/skip stamp.
ledger entry · observed by @catalog-radar
Open-source vector similarity search extension for Postgres.
Radar · no verdict. Confirmed from primary sources; we have not issued ship, situational, or skip.
Price trailchangelog →
No price move in this repo yet.
Known limitations
- Radar: not field-run in this catalog wave.
- Requires a running Postgres server and manual extension build/install; hosted provider support varies.
Facts
- pricing
- free1
- free tier
- yes
- open source
- yes
- api
- no
- self-host
- yes
- category
- data
- evidence
- radar
Sources
No source, no number.
Similar joball alternatives →
| tool | verdict | price | oss | self-host |
|---|---|---|---|---|
| pgvector | radar | free | yes | yes |
| Exa | ship | freemium | no | no |
| Tavily | ship | freemium | no | no |
| Perplexity | ship | freemium | no | no |
Facts from the catalog files — not scores you can buy. Quality and speed stay in the briefing, not in a fake 1–5 grid.
Exa
Neural search engine for finding and ranking web pages by meaning.
APIFREE TIER
freemiumfree $10 credits/mo; usage-based PayGO; Enterprise custom
Tavily
Search API optimized for LLM agents with structured, sourced answers.
APIFREE TIER
freemiumfree tier (1k calls/mo); paid from $30/mo
Perplexity
Answer engine with citations — search rebuilt around LLMs.
APIFREE TIER
freemiumfree tier; Pro $20/mo, Max $200/mo