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SaaS Usage Limits & True Cost Directory

Look up the usage limits of automation, AI API and cloud tools before you hit the cost ceiling: rate limits, billing units and overage traps, copied from each vendor's own page on the check date.

6 tools. Last checked October 30, 2026. JSON · AI plan limits · Change log

Limit normalizer

The same workload costs a different number of units on each tool. Enter your monthly volume and see what it turns into, and which published tier covers it.

Zapier

0

tasks per month

Each action step after the trigger counts as one task; Filter, Paths and Formatter are free. Cheapest tier across Pro and Team.

Make

0

credits per month

Every module including the trigger is one credit (routers free). Core plan, monthly billing; Pro and Teams cost more at each volume.

n8n

0

executions per month

One run is one execution regardless of steps. Cloud tiers as listed (annual billing, EUR); Pro has larger tiers on n8n's slider that are not listed here.

Prices are the vendor's listed figure for the smallest published tier that covers the volume; AI steps, add-ons and enterprise terms are not included. Each tool defines its unit differently, see the matrix below.

Limits matrix

Filter by category or search by name. Open a row's gotchas for the timeouts and payload caps.

ToolBilling unitFree allowanceEntry paid tierOverage policyGotchasVerified
ZapierAutomationPer TaskA task is counted whenever Zapier successfully completes a unit of work. Triggers, Filter, Paths and Formatter steps do not count; failed actions do not count; some AI actions cost more than one task.100 tasks/month, two-step Zaps only, 15-minute pollingPro · $29.99/mo ($19.99/mo billed annually)750 tasks/month, multi-step Zaps, 2-minute polling; Team starts at 2,000 tasks for $103.50 ($69 annual)Hard stopAt the limit runs are held, not lost, until the next cycle. Optional pay-per-task bills extras at 2.5x the base rate (1.25x on annual) and still pauses at 3x the subscription.Oct 30, 2026
MakeAutomationPer CreditCredits replaced operations on 27 August 2026. Every module action (read, search, create, update, delete, transform, aggregate, iterate) consumes one credit; some AI Provider features consume more. Router and error-handler modules are free.1,000 credits/month, 15-minute minimum interval between runsCore · $10.59/mo ($9/mo billed annually)10,000 credits/month, unlimited active scenarios, scheduling down to the minute; Pro $18.82 ($16 annual), Teams $34.12 ($29 annual) at the same volumeHard stopScenarios stop running until credits are added; webhooks queue up to your webhook queue storage. Buy extra credits in bundles of 1,000 or 10,000, or enable auto-purchase of 10,000 credits (Core, Pro, Teams).Oct 30, 2026
n8nAutomationPer ExecutionOne workflow execution is one unit however many steps it has. Cloud plans are priced in EUR and shown with annual billing only; the self-hosted edition is free on GitHub.No free cloud plan. Trial: 1,000 executions, 5 concurrent, 180-second timeout. Self-hosted community edition is free.Starter · EUR 20/mo billed annually2,500 executions/month, unlimited active workflows, 5 concurrent executions; Pro EUR 50 for 10,000 executions, 20 concurrentAuto-chargeStarter and Pro list overage fees as "Capped" without a rate. Business and Enterprise keep running and may bill overage if you do not move to the next tier.Oct 30, 2026
OpenAI APIAI models & APIsPer TokenBilled per million input, cached-input and output tokens, with different rates per model, context length (over 272K input tokens costs more) and speed tier (Standard, Fast, Ultrafast); Batch is about half the Standard rate.Free tier only in allowed geographies, capped at $100/month of usage; no free token grant listedBuild tier (prepaid credits) · $5 in credit purchases$500/month usage cap, 5,000 RPM and 1,000,000 TPM for Astra/Sol/Terra models; gpt-6.1-sol $2 in / $10 out per 1M tokens, gpt-6-luna $0.10 / $0.50Hard stopPrepaid: requests fail when the credit balance or the tier's monthly cap is reached (429). Tiers rise automatically with cumulative purchases: Launch at $100 ($5,000/mo), Grow at $500 ($200,000/mo).Oct 30, 2026
Anthropic APIAI models & APIsPer TokenBilled per million input and output tokens per model, with cache writes at 1.25x (5-minute) or 2x (1-hour) input and cache reads at 10% or less; Batch API is 50% off both directions.No free tier listed; new organizations start in an Evaluation tier with lower limits until usage history buildsStart tier (prepaid credits) · Prepaid credits, $500/month spend cap1,000 RPM, 2M input and 400K output tokens/min on Sonnet, Opus and Haiku 5.5 (Fable 5.x: 500K / 100K); Sonnet 5.5 $2 in / $10 out per 1M tokens, Haiku 5.5 $0.10 / $0.50Hard stopAt the tier's monthly spend cap (Start $500, Build $1,000, Scale $200,000) API usage pauses until 00:00 UTC on the 1st of next month unless a higher tier is granted; the 429 carries no retry-after header.Oct 30, 2026
SupabaseDatabasesPer ResourceA flat plan fee plus metered database disk, egress, file storage, monthly active users, Edge Function invocations and compute instances, each with its own included quota and per-unit price.500 MB database, 5 GB egress, 1 GB storage (50 MB max upload), 50,000 MAUs, 500,000 Edge Function invocations; 2 active projectsPro · from $25/mo8 GB disk, 250 GB egress, 100 GB storage, 100,000 MAUs, 2M Edge Function invocations, $10/month compute credit (one Micro instance)Auto-chargeSpend cap is on by default on Pro: usage beyond quota is blocked until you turn it off, then extra usage bills at month end ($0.125/GB disk, $0.09/GB egress, $0.0213/GB storage, $0.00325/MAU, $2 per 1M invocations).Oct 30, 2026

How this is kept

Every figure is copied from the vendor's pricing page or help centre on the check date and carries its source link. Where a vendor states no number (an execution-time cap that only appears in a community thread, for example) the row says "not published" and quotes how the vendor describes it instead of guessing. Prices in EUR stay in EUR. Reuse the JSON with a link back (CC BY 4.0).