Stacker
Stacker scores 42/100 on xpay's Agent-Ready Index v2: partial pricing visibility; self-serve checkout is available.
Stacker pricing
Personal
$9/mo
flatStarter
$49/mo
flatPlus
$99/mo
flatPro
$199/mo
flatBusiness
Contact sales
How Stacker scores on the agent-ready dimensions
Public pricing visibility
15 / 15
Self-serve checkout
15 / 15
Public API + docs
0 / 20
Usage-based / metered pricing
0 / 20
Free entry path
0 / 7
No sales call required
7 / 7
Card / wallet / x402 payment
5 / 6
Machine-readable bonus (MCP / OpenAPI)
0 / 10
Total
42 / 100
What it actually costs at typical scale
1 user on Personal plan
$9/mo
Can an autonomous agent transact here?
Can create account
Can enter payment method
Can upgrade plan
Can buy more usage
Can cancel online
Payment methods
Human approval recommended
Pricing transparency
full
Purchase motion
self_serve
Demo required
Quote required
Annual commit required
Auto-renewal mentioned
Cancellation policy visible
Refund policy visible
Invoice payment available
Unknown
Purchase orders supported
Unknown
MSA required
Unknown
DPA available
Unknown
Security review required
Unknown
Trial
30 days (no card)
Annual discount
20% off
Trust & compliance
SSO / SAML
RBAC
Unknown
Audit logs
Positioning & ecosystem
“Flexible pricing”
Buyer persona
Six-step check: can an agent actually buy from Stacker?
Discover price
Select a plan
Pay per task
Avoid a sales call
API docs without auth
Estimate cost upfront
Pros and cons for AI agents
Observational summary written by xpay from the signals captured on 2026-05-06. Not a review of the product — only of its current pricing posture for agent buyers.- Pricing is publicly visible on an indexable page — agents can read tiers without scraping past auth.
- Every advertised tier is self-serve; no tier requires scheduling a call.
- No per-unit price was advertised, so an agent has no way to estimate the cost of a single task.
- API documentation is gated or absent; an agent cannot inspect the integration surface without authentication.
- PPU requires account creation and an issued API key; a fully unauthenticated agent purchase is not yet supported.
- No /.well-known/ai-pricing.json or equivalent machine-readable pricing manifest is published — agents must rely on HTML scraping.
How Stacker could lift its score
Add a per-unit price (e.g. $X / 1K calls) to the pricing page so an agent can compute its own cost before committing.
| pricing_visible | true |
| headline_phrasing | Flexible pricing — Choose the best plan for your teamand try free for 30 days |
| tier_count | 3 |
| lowest_paid_entry_usd | 9 |
| free_tier | false |
| free_tier_terms | null |
| per_unit_price | null |
| annual_required | false |
| self_serve_paid_tiers | 2 |
| sales_only_tiers | 0 |
| public_api_docs_url | https://stacker.ai/docs |
| api_docs_auth_walled | false |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
| per_unit_classification | null |
| usage_headline_present | false |
| custom_tier_present | true |
| agent_friendly | {"ai_pricing_json":false,"agents_txt":false,"llms_txt":false,"sitemap_xml":true,"mcp_server_card":false,"agent_skills_index":false,"x402_supported":false} |
View raw extracted page text →
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See agent-ready picksStacker
42
/ 100 (rubric v2.0)No Code Development Platforms
Flexible pricing — Choose the best plan for your teamand try free for 30 days
3
No
$9/mo
2 / 0
Public
No
Not published
2026-05-09
Tier-based subscription
Stacker pricing starts at $9/mo for the Personal plan; a free 30‑day trial is available; paid plans go up to $199/mo. Billed monthly or yearly with a 20% discount for annual billing.
30‑day free trial (no credit card)
Discovery files and protocols
Side-channel signals — informational, not part of the score. Each protocol is independent; adoption signals the publisher is thinking about agent buyers.ai-pricing.json
agents.txt
llms.txt
sitemap.xml
MCP Server Card
Agent Skills
x402 / MPP
Compare Stacker with peers
Highest-scoring companies in the same category that an AI agent might evaluate as an alternative.InteraxAI
85
airSlate WorkFlow
72
Twixl
71
Jestor
71
Qalcwise
70
Embeddable
69
Treedis
69
NoCode-X
69
Explore the Agent-Ready SaaS Index
25,480+ SaaS scored on agent-buyability — browse by readiness band, category, or jump straight to a pay-per-run tool on xpay.tools.
