PocketBase vs OpenAI API
Open-source backend in a single Go binary
vs. Frontier models: GPT-5, o-series reasoning, image, audio, embeddings
Pricing tiers
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)
OpenAI API
Free Tier (Trial)
$5 free credit for new accounts. Rate-limited.
Free
Pay-as-you-go
No monthly min. Per-token pricing by model.
$0 base (usage-based)
Usage Tiers (1-5)
Automatic tier promotion based on cumulative spend. Higher tiers = higher rate limits + new model access.
$0 base (usage-based)
Enterprise
Custom. Priority access, SLA, dedicated capacity.
Custom
Free-tier quotas head-to-head
Comparing self-hosted on PocketBase vs free-tier on OpenAI API.
| Metric | PocketBase | OpenAI API |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
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.
OpenAI API · 12 features
- Assistants API — Stateful assistants with tools, threads, file search.
- Batch API — 50% discount for async processing within 24h.
- Chat Completions API — Classic /v1/chat/completions endpoint.
- Files API — Upload docs for retrieval, fine-tuning, batch.
- Fine-Tuning — Supervised + DPO fine-tuning for GPT-4o, GPT-4.1, GPT-4o-mini.
- Function Calling — JSON-schema tool calling; parallel calls supported.
- Moderation — Safety classifier API (free).
- Prompt Caching — Auto-cache repeated prefixes; 50% cheaper cached hits.
- Realtime API — WebSocket streaming voice + text with low latency.
- Responses API — Stateful conversational API.
- Structured Outputs — Enforced JSON schema compliance.
- Vision — Image input for GPT models.
Developer interfaces
| Kind | PocketBase | OpenAI API |
|---|---|---|
| SDK | Go API (extend as library), pocketbase (Dart), pocketbase (JS SDK) | openai-dotnet, openai-go, openai-node, openai-python |
| REST | REST API | OpenAI REST API |
| MCP | — | OpenAI MCP |
| OTHER | Admin Dashboard, Realtime SSE | Realtime API (WebSocket) |
Staxly is an independent catalog of developer platforms. Some links to PocketBase and OpenAI API may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
Want this comparison in your AI agent's context? Install the free Staxly MCP server.