20+ Best Alternatives to Spiritus in 2026
Looking for an alternative to Spiritus? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.
- 1View alternative →
Watershed
$270MEnterprise sustainability platform for carbon accounting and ESG reporting
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 2View alternative →
Sylvera
$96MCarbon credit ratings and market intelligence powered by AI and geospatial data
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 3View alternative →
Mitra Chem
$95.6MAI-driven battery materials lab compressing cathode R&D timelines
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 4View alternative →
AMP Robotics
$300MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 5View alternative →
WindBorne Systems
$23.4MAI weather forecasting powered by the world's largest balloon constellation
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 6View alternative →
NatureMetrics
$25MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 7View alternative →
CuspAI
$100MAI foundation models that act as a search engine for new materials.
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 8View alternative →
AiDASH
$91.5MSatellite + AI to protect grids and infrastructure from climate risk
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 9View alternative →
Orbital Industries
$71MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 10View alternative →
Overstory
$68MAI vegetation intelligence to prevent wildfires and grid outages
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 11View alternative →
Aircapture
$56MModular direct air capture delivering atmospheric CO2 as a commodity
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 12View alternative →
Brightband
$10MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 13View alternative →
Glacier
$23.7MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 14View alternative →
Treefera
$42MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 15View alternative →
Gigaton
$35MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 16View alternative →
Silurian
$11MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 18View alternative →
OroraTech
$50MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
- 19View alternative →
ThinkLabs AI
$33MPhysics-informed AI that keeps power grids reliable amid surging AI demand
Why it's similar: Shares categories with Spiritus — AI Climate.
💵 Enterprise · Contact sales
- 20View alternative →
Gravity Climate
$13MWhy it's similar: Shares categories with Spiritus — AI Climate.
💵 Free
Frequently asked questions
What are the best alternatives to Spiritus?
The top-ranked alternatives to Spiritus on NeuronFeed are Watershed, Sylvera, Mitra Chem, AMP Robotics, WindBorne Systems. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Spiritus?
Yes — AMP Robotics, NatureMetrics, AiDASH offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Spiritus, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Spiritus vs Watershed — which is better?
It depends on use case. Watershed (Enterprise sustainability platform for carbon accounting and ESG reporting) is the #1-ranked alternative. See the full side-by-side at /compare/spiritus-vs-watershed.
Explore more around Spiritus
Contextual paths to related AI startups, deals and rankings.