Sonix
Sonix scores 69/100 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.
Sonix pricing
Free
Free
foreverStandard
$22/user/mo
or $16.5/user/mo billed annuallyPremium
Contact sales
Enterprise
Contact sales
How Sonix 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
20 / 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
69 / 100
What it actually costs at typical scale
1 seat Standard plan, 5 transcription hours
$72/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
Annual discount
25% off
Nonprofit discount
Education discount
Trust & compliance
Certifications
SSO / SAML
RBAC
Audit logs
Positioning & ecosystem
“99% accuracy. Every word matters.”
Buyer persona
Six-step check: can an agent actually buy from Sonix?
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 Sonix 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 | Pricing Plans — Turn hour-long transcripts into actionable intelligence in seconds. |
| tier_count | 1 |
| lowest_paid_entry_usd | 0 |
| free_tier | true |
| free_tier_terms | null |
| per_unit_price | null |
| annual_required | true |
| self_serve_paid_tiers | 1 |
| sales_only_tiers | 0 |
| public_api_docs_url | https://sonix.ai/api |
| api_docs_auth_walled | false |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
| per_unit_classification | {"unit_class":"compute_time","confidence":"rejected","agent_task_price_forecastable":"no","rejected_reason":"reject-context word found within ±200 chars (seat/period/credit/etc.)","evidence_text":"$10 per hour"} |
| usage_headline_present | false |
| custom_tier_present | true |
| agent_friendly | {"ai_pricing_json":false,"agents_txt":false,"llms_txt":false,"sitemap_xml":false,"mcp_server_card":false,"agent_skills_index":false,"x402_supported":false} |
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See agent-ready picksSonix
69
/ 100 (rubric v2.0)Transcription
Pricing Plans — Turn hour-long transcripts into actionable intelligence in seconds.
1
Yes
Free
1 / 0
Public
No
Not published
2026-05-09
Tier-based subscription
Sonix pricing starts at $0/mo for the Free plan; paid plans begin at $22 per seat per month (or $16.50 per seat per month billed annually) and transcription costs $10 per hour. Billed monthly or annually.
Start free trial (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 Sonix with peers
Highest-scoring companies in the same category that an AI agent might evaluate as an alternative.Speechnotes
87
Transcri
85
WhisperTranscribe
69
MP3toText
64
Upheal
64
Reveal
64
SubEasy
63
UniScribe
62
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.