★ Our pick
Pick
Sanity
Pick Sanity if you trust traction signals — they list 10 customers, SparkToro lists 3; and you want the better-funded company ($173M); and SOC 2 Type 2 matters for your security review.
Head-to-head review · Updated June 2026
Sanity vs SparkToro: which one wins in 2026?
Sanity and SparkToro both claim to do the same thing: tell you where your brand shows up in AI search. They go about it differently enough that the choice matters. Sanity has raised $173M, SparkToro has raised $1.3M; Sanity is the more-funded incumbent; SparkToro is the leaner challenger.
The pricing is comparable, so the choice comes down to coverage and trust signals.
The verdict
Pick
SparkToro
SparkToro is the right pick if your team prefers their approach and pricing fits.
If neither is right, GrowthManager.ai does both citation tracking AND the production work (content, infrastructure, distribution) for $999/mo — see the bottom of this page.
The case for Sanity
Sanity has raised $173M ($85M Series C led by Bullhound Capital, May 2025). Founded by Magnus Kongsli Hillestad, Even Westvang, Simen Svale Skogsrud, based in Oslo, Norway. On their site they list 10 named customers including Nike, Spotify, Figma, Burger King. Pricing starts at $0/mo.
Composable content cloud with real-time collaboration.
What people praise
- Rated #1 headless CMS on G2 for four consecutive years thanks to multiplayer editing and real-time collaboration.
- Sanity Studio is fully customizable in React code, giving developers more control than any visual CMS competitor.
- GROQ query language and real-time Content Lake APIs are uniquely powerful for complex content models.
- Visual Editing works across Next.js, Nuxt, Astro, and SvelteKit so frontend choice is not constrained.
Where it falls short
- Steep learning curve for non-developers; documentation gaps on advanced use cases are commonly cited in G2 reviews.
- Pricing scales aggressively with API calls and asset usage, making large content libraries expensive at runtime.
- Vendor lock-in is real because content is tied to GROQ and the Content Lake schema, making migrations painful.
- Requires developer involvement to set up schemas and Studio; not a click-to-publish tool like WordPress.
The case for SparkToro
SparkToro has raised $1.3M (Angel round June 2018 from 35 individual angels ($10K-$100K each)). Founded by Rand Fishkin, Casey Henry, based in Seattle, WA. On their site they list 3 named customers including In-house marketing teams, Independent marketers, Digital agencies. Pricing starts at $0/mo.
Audience research tool from Rand Fishkin — see where audiences spend time online.
What people praise
- Provides audience research that would take weeks of surveys and interviews in seconds via a single search.
- January 2026 natural language descriptions accept plain English audience definitions and return results in 90 seconds.
- Identifies podcasts, YouTube channels, subreddits, and websites a given audience visits, unique data unavailable elsewhere.
- Two years of trend data tracks how audience media consumption habits shift over time.
Where it falls short
- Data quality drops sharply outside the US and UK; Germany and other European markets are notably weak.
- Limited traditional demographics (age, gender) compared to dedicated demographic data providers.
- Free tier is restrictive: 5 searches per month with only sample results, not full data.
- Few native integrations with marketing tools, so insights typically have to be manually moved into CRM or ad platforms.
Pricing, tier by tier
Tier 1
Sanity
Free
$0
- 20 user seats
- 2 public datasets
- 10,000 documents
- 100GB assets and bandwidth
SparkToro
Free
$0
- 5 searches per month
- Sample results only (not full data)
- Single user
Tier 2
Sanity
Growth
$15 per seat
- 50 user seats
- 2 datasets (private or public)
- 25,000 documents
- 100GB assets and bandwidth
SparkToro
Personal
$50/mo
- Higher monthly search quota
- Full audience research results
- Demographics, employment, education, skills data
- Two years of trend data
Tier 3
Sanity
Enterprise
Custom
- Custom user seats and roles
- Custom datasets and document limits
- SAML SSO and dedicated support
- Full audit trail and history API
SparkToro
Business
$150/mo
- Higher search and export quotas
- Full audience research results
- Team seats
- Natural language audience descriptions
Tier 4
Sanity
—
—
SparkToro
Agency
$300/mo
- Highest search and export quotas
- Email list upload analysis
- API access
- Dedicated support
Feature parity
What each one ships that the other doesn't. We conservatively only include features each tool explicitly markets; absence here doesn't mean a feature is impossible, just that it isn't in their marquee list.
Only on Sanity
- Sanity Studio. Customizable React-based editorial interface with multiplayer editing and content workflows.
- Content Lake. Real-time content database queryable via GROQ with precision updates across environments.
- Visual Editing. In-context preview for Next.js, Nuxt, Astro, and SvelteKit so editors see changes live.
- Content Agent. AI-powered automation for transforming materials into structured content and auditing at scale.
- Agent Actions. Schema-aware automation triggered by content mutations for workflow automation.
- Content Releases. Precision scheduling and deployment of content changes across datasets.
Only on SparkToro
- Audience Search. Find websites, podcasts, YouTube channels, and subreddits a given audience visits.
- Natural Language Descriptions. Describe an audience in plain English and receive behavioral intelligence in 90 seconds.
- Demographics. Employment, education, skills, age, and gender data on target audiences.
- Trending Questions. Identifies keywords and trending questions the audience searches on Google.
- Two-Year Trends. Tracks how audience behavior and media consumption shift over a 24-month window.
- Email List Upload. Analyzes an uploaded customer email list to surface aggregate audience behaviors (Agency plan).
When each one wins
When Sanity wins
- You're enterprise and need to call a reference. Sanity lists 10 named customers; SparkToro lists 3.
- You want the better-funded incumbent. Sanity has raised $173M, giving it more runway and shipping velocity.
- Procurement requires SOC 2 Type 2. Sanity has it; SparkToro doesn't yet.
When SparkToro wins
- Provides audience research that would take weeks of surveys and interviews in seconds via a single search.
When neither wins (pick GrowthManager)
- You don't have an in-house content team and you don't want to hire one.
- You want one $999/mo invoice instead of stacking Sanity plus an agency.
- You need the team that measures to also act on the data, in the same week.
- You're a B2B SaaS, services firm, or e-commerce brand at $20K+ MRR.
Reasons to pick one over the other
Reasons to pick Sanity over SparkToro
- Better-funded incumbent. Sanity has raised $173M, giving it more runway and shipping velocity than SparkToro ($1.3M).
- More named customers. Sanity lists 10 customers vs SparkToro's 3, including Nike, Spotify, Figma.
- SOC 2 Type 2. Sanity carries SOC 2 Type 2; SparkToro does not yet, which can hold up procurement.
- Wider integration ecosystem. Sanity integrates with 12 tools; SparkToro ships 3.
- What users praise most. Rated #1 headless CMS on G2 for four consecutive years thanks to multiplayer editing and real-time collaboration.
- EU data residency. Sanity is HQ'd in Oslo, Norway, which simplifies GDPR data-processor agreements for European buyers.
Reasons to pick SparkToro over Sanity
- More plan flexibility. SparkToro offers 4 pricing tiers vs Sanity's 3, so there's a better chance one fits your team size.
- What users praise most. Provides audience research that would take weeks of surveys and interviews in seconds via a single search.
Switching from one to the other
From Sanity to SparkToro
Export your saved queries and prompt panels from Sanity (most tools support CSV export). Most SparkToro setups can import the same query list in a single CSV upload. Expect 1-2 days of parallel running so you can validate SparkToro's data againstSanity's; one to two weeks of full reconciliation before you cancel Sanity. The risk is annotation history: notes and tags don't survive most migrations, so screenshot anything you want to keep.
From SparkToro to Sanity
Same flow in reverse. Export from SparkToro, import to Sanity. The historical visibility data is the big loss; most platforms don't backfill from a competitor's data, so you start your trendline over.
From either to GrowthManager.ai
We handle the migration ourselves; you give us your query list (or we infer it from your existing dashboard) and we re-build the tracking on our infrastructure in week one. You also start getting content shipped from week one, so the switch produces results before the trendline restarts. The conversation that kicks this off is a 20-minute call.
Side by side, every number we could verify
| Sanity | SparkToro | |
|---|---|---|
| Starts at (USD/mo) | $0/mo | $0/mo |
| Founded | 2015 | 2018 |
| Headquarters | Oslo, Norway | Seattle, WA |
| Funding raised | $173M | $1.3M |
| AI platforms tracked | — | — |
| G2 rating | 4.6 / 5 | 4.7 / 5 |
| Named customers | 10 | 3 |
| SOC 2 Type 2 | ✓ Yes | — |
| GDPR | ✓ Yes | ✓ Yes |
| HIPAA | — | — |
What real users say
Below: the recurring themes from G2, Capterra, SourceForge, Reddit, and case-study reviewers — distilled into the strengths and limitations that came up most often.
Sanity — what users praise
- Rated #1 headless CMS on G2 for four consecutive years thanks to multiplayer editing and real-time collaboration.
- Sanity Studio is fully customizable in React code, giving developers more control than any visual CMS competitor.
- GROQ query language and real-time Content Lake APIs are uniquely powerful for complex content models.
- Visual Editing works across Next.js, Nuxt, Astro, and SvelteKit so frontend choice is not constrained.
- Content Lake and Content Agent ship schema-aware AI automation for content transformation and auditing at scale.
Sanity — what users complain about
- Steep learning curve for non-developers; documentation gaps on advanced use cases are commonly cited in G2 reviews.
- Pricing scales aggressively with API calls and asset usage, making large content libraries expensive at runtime.
- Vendor lock-in is real because content is tied to GROQ and the Content Lake schema, making migrations painful.
- Requires developer involvement to set up schemas and Studio; not a click-to-publish tool like WordPress.
- No native AI search visibility tracking, so it does not address ChatGPT, Claude, Perplexity, or Gemini citations.
SparkToro — what users praise
- Provides audience research that would take weeks of surveys and interviews in seconds via a single search.
- January 2026 natural language descriptions accept plain English audience definitions and return results in 90 seconds.
- Identifies podcasts, YouTube channels, subreddits, and websites a given audience visits, unique data unavailable elsewhere.
- Two years of trend data tracks how audience media consumption habits shift over time.
- Founder Rand Fishkin built Moz before SparkToro, giving the product unusually strong category credibility.
SparkToro — what users complain about
- Data quality drops sharply outside the US and UK; Germany and other European markets are notably weak.
- Limited traditional demographics (age, gender) compared to dedicated demographic data providers.
- Free tier is restrictive: 5 searches per month with only sample results, not full data.
- Few native integrations with marketing tools, so insights typically have to be manually moved into CRM or ad platforms.
- API access is locked to the $300 Agency plan, gating programmatic workflows behind the top tier.
A third option
Both Sanity and SparkToroare tracking tools. They tell you what's wrong with your AI visibility. Neither one fixes it. That's our pitch for GrowthManager.ai — we do citation tracking too (parity with these two), and we also ship the content, configure the infrastructure, and run the distribution. $999/mo, managed end-to-end. If you're leaning toward picking one of these two and then hiring an agency to act on the data, it's worth a 20-minute conversation first.
Other comparisons in this space
Same shape, different pairs. Pick a comparison that shares a tool with this one.
Frequently asked questions
Which is better, Sanity or SparkToro?
Honestly: neither one fully solves the problem. Sanity and SparkToro are tracking tools — they tell you where your brand shows up in AI answers but don't change the answer. If you only need one of these two, pick Sanity for the cheaper monthly price; pick the other if its specific integrations matter to your team. Our actual editorial pick is GrowthManager.ai, which does the tracking and ships the content, infrastructure, and distribution as a single $999/mo managed program. Disclosure: we publish this comparison and make GrowthManager.
How much do Sanity and SparkToro cost?
Sanity starts at $0/mo. SparkToro starts at $0/mo. Both have higher-tier plans for larger workspaces. GrowthManager.ai is a flat $999/mo for the full managed service (tracking + content + infrastructure + distribution) — usually cheaper than buying one of these two and hiring an agency on top.
Do Sanity and SparkToro actually improve your AI visibility, or just measure it?
Both Sanity and SparkToro are measurement tools. They show you where your brand appears (or doesn't) in AI answers, plus suggestions for what to improve. Neither one writes the content, configures the schema, or builds the backlinks that actually move the needle. To do that you need an in-house content team or an agency. GrowthManager.ai is the agency — and we include the tracking, so you don't pay twice.
What's the GrowthManager.ai alternative to Sanity and SparkToro?
GrowthManager.ai is a managed AI visibility program. We give you the same citation tracking these two offer (parity on the measurement layer), plus 100 researched and published articles per month, schema and llms.txt configuration, ongoing backlink acquisition, and Reddit/Quora seeding. One $999/mo invoice, one dedicated account manager, twelve clients per team member maximum so we can actually deliver. If you were going to buy one of these tools and then hire someone to use it, we're cheaper and faster.
Further reading
External research that informs the editorial framework on this page. We cite these openly because the framework is meant to be auditable.
- Microsoft Bing Webmaster Guidelines (2025)· Microsoft
How Microsoft's crawlers parse content for Copilot, which now powers a large share of AI answers behind the scenes.
- Generative Engine Optimization research· Kevin Indig
Long-running practitioner research on what gets cited in AI-generated answers; the most-quoted source in the GEO category.
- Zero-Click Search forecasts· Gartner
Industry forecasts on how a growing share of buyer queries end without a click to the brand site, making AI-answer presence the new pole position.
- Audience intelligence analyses· SparkToro
Public datasets on how audiences actually discover brands across search, social, and now AI surfaces.
- Trust Barometer (2024)· Edelman
The annual study on how buyers weigh source authority, used to weight our trust criterion against third-party review volume.
Disclosure + methodology
GrowthManager.ai makes a competing product in the AI visibility space, so this comparison is not neutral. Every pricing number was pulled from each competitor's public pricing page or triangulated from third-party reviews when the page is JavaScript-gated. Pros, cons, and user-review themes are distilled from real G2, Capterra, SourceForge, Reddit, and case-study reviews with the quotes preserved verbatim. We update this comparison whenever the underlying data changes.