Staxly

Loops vs Google Gemini API

Email marketing for SaaS — loops, transactional, campaigns in one
vs. Gemini 2.5 Pro, Flash, Flash-Lite — multimodal + 2M context

Loops websiteGoogle AI Studio

Pricing tiers

Loops

Free
1,000 subscribed contacts. 4,000 sends/month. All features. Loops footer on emails.
Free
Paid — 1.5k
1,500 contacts. Unlimited sends. No footer.
$15/mo
Paid — 5k
5,000 contacts. Unlimited sends.
$49/mo
Paid — 10k
10,000 contacts.
$99/mo
Paid — 25k
25,000 contacts.
$199/mo
Paid — 50k
50,000 contacts.
$349/mo
Custom
>100k contacts — contact sales.
Custom
Loops website

Google Gemini API

Free Tier (AI Studio)
Generous free tier with rate limits. Good for dev + prototyping. Data may be used to improve Google products.
Free
Paid API (Gemini API)
Pay-as-you-go per-token. Data NOT used for training.
$0 base (usage-based)
Vertex AI (GCP)
Enterprise deployment via Google Cloud. Same pricing structure + GCP features (IAM, VPC-SC, CMEK).
$0 base (usage-based)
Gemini Enterprise
Custom. Gemini 2.5 Deep Think model access + Google Workspace + Agentspace.
Custom
Google AI Studio

Free-tier quotas head-to-head

Comparing free on Loops vs free-tier on Google Gemini API.

MetricLoopsGoogle Gemini API
No overlapping quota metrics for these tiers.

Features

Loops · 12 features

  • API KeysScoped keys for testing vs production.
  • Audiences (Segments)Filter contacts by properties + event behavior.
  • Campaign AnalyticsOpen/click/unsubscribe rates, heatmaps, A/B significance.
  • CampaignsOne-off broadcasts to audience segments. Schedule + A/B test subject.
  • ContactsContact records with custom properties (strings, numbers, booleans, dates).
  • Email EditorVisual block-based + Markdown + HTML modes.
  • EventsSend events to trigger loops/journeys or filter audiences.
  • Loops (Automations)Event-triggered automation flows with delays + conditions.
  • Mailing ListsOpt-in lists with subscribe/unsubscribe preferences per list.
  • Template LibraryPre-built templates for SaaS use cases (onboarding, digest, launch).
  • Transactional APISend transactional emails (receipts, password resets) via /transactional endpoin
  • WebhooksSubscribe to contact/event changes.

Google Gemini API · 11 features

  • Batch API50% discount for async processing.
  • Code ExecutionPython code interpreter tool (sandboxed).
  • Context CachingCache system instructions + tools for up to 90% savings.
  • File APIUpload large files (up to 2 GB) for multimodal prompts.
  • Function CallingJSON schema-based tool calling. Parallel supported.
  • generateContent APICore generation endpoint.
  • Grounding with SearchAugment answers with Google Search results. Fact-checked citations returned.
  • Model TuningSupervised fine-tuning via AI Studio.
  • Multimodal Live APIBidirectional streaming voice + video (WebSocket).
  • Safety SettingsConfigurable thresholds for harm categories.
  • streamGenerateContentStreaming variant with SSE.

Developer interfaces

KindLoopsGoogle Gemini API
SDK@loops/loops, loops-py@google/genai, google-genai-go, google-genai (Python)
RESTLoops REST APIGemini REST API, Vertex AI Endpoint
MCPGemini MCP
OTHERWebhooks
Staxly is an independent catalog of developer platforms. Some links to Loops and Google Gemini 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.