Comet
Comet scores 62/100 on xpay's Agent-Ready Index v2: partial pricing visibility; self-serve checkout is available; usage-based / per-token pricing is published; a free entry path exists.
Comet pricing
Free
Free
Pro
$19/mo
flatEnterprise
Contact sales
How Comet 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
13 / 20
Free entry path
7 / 7
No sales call required
7 / 7
Card / wallet / x402 payment
5 / 6
Machine-readable bonus (MCP / OpenAPI)
0 / 10
Total
62 / 100
What it actually costs at typical scale
10 users on Free plan
$0/mo
50 users on Pro plan
$19/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
Purchase orders supported
MSA required
DPA available
Security review required
Trial
Available, no card
Trust & compliance
Certifications
SSO / SAML
RBAC
Unknown
Audit logs
Unknown
Positioning & ecosystem
“Flexible Plans for All Teams”
Buyer persona
Six-step check: can an agent actually buy from Comet?
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.
- A free tier exists, lowering the bar for an agent builder to prototype before committing budget.
- 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 Comet could lift its score
Already agent-ready on Tier 1 signals. Publish `/.well-known/ai-pricing.json` to claim the +5 bonus and lock the verified badge.
| pricing_visible | true |
| headline_phrasing | Comet | Flexible Pricing Plans, Free for Academics — New! Write simple unit tests and let Opik debug your agents for you. Here’s how→ |
| tier_count | 8 |
| lowest_paid_entry_usd | 19 |
| free_tier | true |
| free_tier_terms | null |
| per_unit_price | $5/100k spansUnlimitedSpan Data Retention Unlimited |
| annual_required | false |
| self_serve_paid_tiers | 5 |
| sales_only_tiers | 0 |
| public_api_docs_url | https://www.comet.com/docs/v2/ |
| api_docs_auth_walled | false |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
| per_unit_classification | {"unit_class":"other","confidence":"medium","agent_task_price_forecastable":"yes","rejected_reason":null,"evidence_text":"$5/100k spansUnlimitedSpan Data Retention Unlimited"} |
| usage_headline_present | false |
| custom_tier_present | true |
| agent_friendly | {"ai_pricing_json":false,"agents_txt":false,"llms_txt":true,"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 picksComet
62
/ 100 (rubric v2.0)Data Science And Machine Learning Platforms
Not advertised
8 (slider / volume ladder)
Yes
$19/mo
$5/100k spansUnlimitedSpan Data Retention Unlimited
5 / 0
Public
No
Not published
2026-05-09
Tier-based subscription
Comet pricing starts at $0/mo for the Free plan; paid plans up to $19/mo. Billed monthly.
Free plan (Free)
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 Comet with peers
Highest-scoring companies in the same category that an AI agent might evaluate as an alternative.Cognee
85
Pi.Exchange
71
Katonic
70
Saturn Cloud
69
Zerve AI
69
Einblick
63
Lyzr
62
KeaML
61
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.