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  7. CarbonSutra

CarbonSutra logo

CarbonSutra

Approaching Agent-Ready
Agent-Ready SaaS Index · carbonsutra.com · scored 2026-05-09 · rubric v2.0
Score 70 / 100
Environmental Health And Safety
Free tier

CarbonSutra scores 70/100 on xpay's Agent-Ready Index v2: partial pricing visibility; checkout requires assistance; a public API exists with documentation; usage-based / per-token pricing is published; a free entry path exists.

See CarbonSutra pricing summaryLive pricing page
Pricing
CarbonSutra pricing
As of 2026-05-09 · www.carbonsutra.com/
Free
Free
Up to 200 API requests per month
Access to all emission calculation APIs
Paid
Sales
Contact sales
Custom usage limits
Dedicated support
Score breakdown · rubric v2.0
How CarbonSutra scores on the agent-ready dimensions

Public pricing visibility

15 / 15

Self-serve checkout

13 / 15

Public API + docs

18 / 20

Usage-based / metered pricing

13 / 20

Free entry path

7 / 7

No sales call required

4 / 7

Card / wallet / x402 payment

0 / 6

Machine-readable bonus (MCP / OpenAPI)

0 / 10

Total
70 / 100
Effective pricing
What it actually costs at typical scale
1 user, up to 200 API calls
$0/mo
· Free tier used· No additional usage beyond 200 calls
Confidence: high
Agent purchase verdict
Can an autonomous agent transact here?
Agent-ready
LLM score: 70/100

Can create account

Yes

Can enter payment method

No

Can upgrade plan

Unknown

Can buy more usage

No

Can cancel online

Yes

Payment methods

Unknown

Human approval recommended

No

Pricing transparency

partial

Purchase motion

self_serve

Demo required

No

Quote required

Unknown

Annual commit required

Unknown

Auto-renewal mentioned

No

Cancellation policy visible

No

Refund policy visible

No

Invoice payment available

Unknown

Purchase orders supported

Unknown

MSA required

Unknown

DPA available

Unknown

Security review required

Unknown

Trial

Available, no card

Nonprofit discount

Yes

API readiness
API & developer surface

API-first product

Yes

Sandbox present

Yes

Webhooks

No

MCP mentioned

No

Rate limits

200 requests per month free tier

Competitive intel
Positioning & ecosystem
Headline

“Simplifying Emissions Management for Organizations”

Buyer persona

smb
developer
enterprise

Integrations mentioned
RapidAPI
Agent purchase simulation
Six-step check: can an agent actually buy from CarbonSutra?
✓

Discover price

✓

Select a plan

✗

Pay per task

✗

Avoid a sales call

◐

API docs without auth

✗

Estimate cost upfront

Analysis
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.
✓ For an AI agent
  • Pricing is publicly visible on an indexable page — agents can read tiers without scraping past auth.
  • A free tier exists, lowering the bar for an agent builder to prototype before committing budget.
◐ Opportunities for the provider
  • No per-unit price was advertised, so an agent has no way to estimate the cost of a single task.
  • All advertised tiers route to a sales contact form; an agent cannot complete a purchase autonomously.
  • API documentation is gated or absent; an agent cannot inspect the integration surface without authentication.
  • No /.well-known/ai-pricing.json or equivalent machine-readable pricing manifest is published — agents must rely on HTML scraping.
One-line fix
How CarbonSutra 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

CarbonSutra - Carbon Emission Estimation API, MCP server and Google Sheet functions

tier_count

3

lowest_paid_entry_usd

null

free_tier

true

free_tier_terms

null

per_unit_price

null

annual_required

false

self_serve_paid_tiers

0

sales_only_tiers

1

public_api_docs_url

null

api_docs_auth_walled

null

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":true,"sitemap_xml":true,"mcp_server_card":false,"agent_skills_index":false,"x402_supported":false}

View raw extracted page text →
CTAs (39): CarbonSutra · Home · API · Flights Travel · Hotel Stay · eCommerce Shipments · Freight / Shipping · Vehicles (by Type) · Vehicles (by Model) · Fuel Consumption · Electricity Usage · Clustering Emissions
CarbonSutra Home API Flights Travel Hotel Stay eCommerce Shipments Freight / Shipping Vehicles (by Type) Vehicles (by Model) Fuel Consumption Electricity Usage Clustering Emissions Supplementary APIs Functions Overview and FAQs CO2FLIGHT CO2HOTEL CO2VEHICLEMODEL CO2VEHICLETYPE CO2FREIGHT CO2ECOMMERCE CO2FUEL CO2ELECTRICITY MCP Pricing Trial We simplify estimation of Carbon Emissions ​From freight shipments to commuting, organizations trust CarbonSutra to calculate carbon footprint of their operations. Try It Now Simplifying Emissions Management for Organizations CarbonSutra estimates the Scope 1/2/3 greenhouse gas emission footprint for your organization, backed by transparent data sources and algorithms. IT divisions of companies and independent developers of emissions management, carbon measurement calculators, accounting, sustainability metrics and ESG systems are the main users of this comprehensive API set and spreadsheet functions. Business Flight Travel The footprint of business travel by air is calculated based on the distance between airports and the traveling class. With the origin and destination as inputs and following the ICAO methodology along with EPA emissions factors, we apply appropriate rules based on IPCC's research. Business Hotel Stay The footprint of a hotel stay is calculated based on CHSB's index and UK Government's GHG conversion factors. Based on the country and optionally entered city/region along with the rating of the hotel, the emission is calcu…
You work at CarbonSutra?
Claim this scorecard & lift your score.

Get the breakdown of every signal we measured, the one-line fix, and how your peers in Environmental Health And Safety stack up.

Evaluating CarbonSutra?
Compare the agent-ready picks in Environmental Health And Safety.

If you're building or running an AI agent that needs to buy from this category, see who's scoring highest right now.

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Are you CarbonSutra? Something off in this listing?
Agent-Ready Spec
CarbonSutra
Approaching Agent-Ready

70

/ 100 (rubric v2.0)
Category

Environmental Health And Safety

Pricing model

CarbonSutra - Carbon Emission Estimation API, MCP server and Google Sheet functions

Tier count

3

Free tier

Yes

Lowest paid entry

Sales-led

Self-serve / sales-only tiers

0 / 1

Public API docs

Auth-walled

Anonymous purchase path

No

Machine-readable pricing

Not published

Last refreshed

2026-05-09

Pricing intelligenceInsights extracted from www.carbonsutra.com/
Pricing model

Tier-based subscription

Agent-purchase verdict
Agent-ready
70/100 · v2.1
Canonical answer

CarbonSutra pricing starts at $0/mo for the Free plan; paid plans available for >200 API calls per month. Billed monthly.

Cheapest entry

Free plan (Free)

Actions
Open live pricing page
Verdict reflects Approaching Agent-Ready status under rubric v2.0. Source observed at https://www.carbonsutra.com/.
Agent-friendly features2 of 7 present
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

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CompanyAgentically Inc. (d/b/a xpay✦)1875 Mission St, Ste 103San Francisco, CA 94103, United Stateslegal@xpay.sh · privacy@xpay.sh
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