Chroma vs PocketBase
Open-source vector DB designed for AI apps — embeddings-first, dev-friendly
vs. Open-source backend in a single Go binary
Pricing tiers
Chroma
Cloud — Free
$5 free credits. Great for trying it out.
Free
Cloud — Pro
$100 credits included, then usage-based. Dedicated resources, SOC2, priority support.
$0 base (usage-based)
Self-Host (OSS)
MIT-licensed. Embedded or Docker. Free forever.
$0 base (usage-based)
Cloud — Enterprise
Custom. VPC, compliance, dedicated support.
Custom
PocketBase
Self-Hosted
MIT-licensed single binary. Run on any VPS / Docker / bare metal. No usage caps — only limited by your server.
$0 base (usage-based)
Free-tier quotas head-to-head
Comparing cloud-free on Chroma vs self-hosted on PocketBase.
| Metric | Chroma | PocketBase |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Chroma · 11 features
- Client-Server Mode — Run Chroma via Docker; clients connect over HTTP.
- Collections — Named groups of embeddings + metadata.
- Distributed (Cloud) — Horizontal scaling on Chroma Cloud.
- Embedded Mode — In-process Python — chromadb.Client() and go. Zero setup.
- Embedding Functions — Plug-in embedders (OpenAI, Cohere, SentenceTransformers, HF).
- Full-Text Search — BM25 + vector hybrid.
- Metadata Filters — Where-clause query language.
- Migration Tools — Import from Pinecone + other stores.
- Multi-Modal — Text + image embeddings (CLIP, etc.).
- Python + JS APIs — Same API shape across both SDKs.
- Serverless Cloud — Pay for storage + queries, auto-scale.
PocketBase · 12 features
- Access Rules — Record-level access rules (filter expressions) referencing @request and @collect…
- Admin Dashboard — Built-in web UI for schema + data management.
- Auth — Email+password, OAuth2 (Google, GitHub, Facebook, Apple, Discord, Microsoft, etc…
- Backups — Built-in backup/restore with S3 upload option.
- Built-in Mailer — SMTP integration for verification, password reset, magic link emails.
- Collections — Schema-defined record types with fields, validations, and record/admin/auth acce…
- Embedded JS Engine — JavaScript VM (goja) lets you write hooks in JS without recompiling.
- Extend as Go Library — Embed PocketBase in a larger Go app, add custom routes and events.
- File Storage — Local filesystem or S3-compatible storage with access rules.
- Hooks — Server-side Go or JavaScript hooks that run on CRUD events (OnRecordBeforeCreate…
- Migrations — JS/Go migration scripts applied on startup.
- Realtime Subscriptions — SSE-based subscriptions to collection changes.
Developer interfaces
| Kind | Chroma | PocketBase |
|---|---|---|
| SDK | chromadb (JS/TS), chromadb (Python) | Go API (extend as library), pocketbase (Dart), pocketbase (JS SDK) |
| REST | Chroma HTTP API | REST API |
| MCP | Chroma MCP | — |
| OTHER | Docker Server, Embedded Mode (in-process Python) | Admin Dashboard, Realtime SSE |
Staxly is an independent catalog of developer platforms. Outbound links to Chroma and PocketBase are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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