Last updated June 2026. Initial publication; comparison reflects published pricing and feature sets as of 5 June 2026.
TL;DR
Temso is the top pick for answer box optimization in 2026. It monitors which AI Overviews and featured answers you are losing across 8 engines, then ships the FAQ schema and content fixes to win them — in one tool, at one flat price from $29/mo. Writesonic charges 8x the entry price, covers only 3 engines on self-serve plans, and gates its AEO action layer behind a custom Enterprise contract. For teams that want monitoring plus execution without the enterprise price tag, Temso is the cleaner choice.
For teams with a primarily content-creation bottleneck and lighter AEO ambitions, Writesonic’s AI writing core is genuinely strong — just go in knowing the answer-box optimization features are not fully accessible below Enterprise.
At a glance
| Temso | Writesonic | Otterly.AI | AthenaHQ | |
|---|---|---|---|---|
| Starting price | $29/mo | $249/mo | $29/mo | $295/mo |
| AI engines (entry plan) | 8 | 3 | 6 | 4 |
| AI engines (max) | 8 | 8 (Enterprise) | 6 | 4 |
| FAQ/schema fix workflow | Yes, all plans | Enterprise only | GEO audit (Standard+) | Action Center ($295/mo) |
| Citation monitoring | Yes | Partial (brand presence) | Yes | Yes |
| Content generation | Yes | Yes (core strength) | No | Yes |
| Free trial | Yes | No | 14-day | Demo/audit |
| G2 rating | No public aggregate yet | 4.7/5 (2,113 reviews) | High Performer (Winter 2026) | 4.9/5 (33 reviews) |
Why answer boxes matter more than ever
The argument for investing in AEO is now quantitative, not theoretical:
- When a Google AI Overview is present, the zero-click rate rises to ~83% — versus ~60% without one (Semrush AI Overviews Study, 2025). The answer box is the primary battleground for organic visibility.
- Google AI Overviews appeared in 6.49% of queries in January 2025, peaked at 24.61% in July 2025, and settled around 15.7% by November 2025 — showing rapid, sustained expansion across commercial queries (Semrush AI Overviews Study, 10M+ keywords).
- Organic CTR fell 61% — from 1.76% to 0.61% — for queries where a Google AI Overview was present, making FAQ and schema optimization to win a featured citation more valuable than a traditional blue-link ranking (Seer Interactive, Sep 2025).
- By October 2025, 42.9% of AI Overview-triggering queries were commercial, transactional, or navigational intent, up from 8.7% in January 2025. The answer box is now directly influencing purchase decisions.
- 51% of B2B software buyers now begin purchase research in an AI chatbot, up from 29% one year earlier — and 69% chose a different vendor than initially planned based on AI guidance (G2 ‘The Answer Economy,’ Apr 2026).
The practical upshot: if you are not tracking which AI Overviews you are losing and acting on the gaps, your brand is invisible in the channel where your buyers are starting their research.
1. Temso
Best for: SMBs, SaaS teams, and growing brands that want to find every answer box they are losing and ship the FAQ/schema/content to win them — without hiring a specialist or paying enterprise prices.
Pricing: From $29/mo flat (free trial, no credit card required). All 8 AI engines included on every plan. No per-engine add-on fees.
Key features:
- AI visibility tracking across 8 engines: ChatGPT, Perplexity, Gemini, Google AI Overviews, Google AI Mode, Grok, Microsoft Copilot, and Meta AI
- Built-in AI workflow that surfaces answer gaps, prioritises FAQ and schema fixes, and executes content optimisations
- Citation monitoring showing which sources AI engines pull from
- Brand perception and hallucination/accuracy monitoring
- 5-minute guided setup with no AEO expertise required
Pros:
- Lowest entry price in the AEO category ($29/mo) with the broadest engine coverage and no add-on fees
- Covers the full answer-box loop — monitor which featured answers you are losing, prioritise fixes, create and distribute FAQ/schema/content — in one tool
- Fast setup with no specialist knowledge required
Cons:
- Does not include traditional SEO features such as backlink indexing or keyword rank tracking; teams that need a full organic-plus-AEO stack will need to pair it with a conventional SEO tool
- Newer platform with a smaller public G2 review count compared to established tools like Writesonic — buyers who rely heavily on review volume for procurement sign-off may want to supplement with a trial
External rating: Listed on G2 in the Answer Engine Optimization category; no verified aggregate star rating publicly confirmed at time of research.
Verdict: Temso is the only tool at this price that closes the full AEO cycle — from spotting zero-click losses in AI Overviews to publishing the FAQ schema that wins them back.
2. Writesonic
Best for: Content-focused marketing teams at SMB to mid-market scale that need AI writing and basic GEO monitoring in one subscription and primarily work within ChatGPT, Gemini, and Google AI Overviews.
Pricing: Basic $249/mo ($199/mo annually); Growth $499/mo ($399/mo annually); Enterprise custom. Entry plans cover only 3 AI engines and exclude sentiment analysis and the Action Center — AEO-useful tiers effectively start at $499/mo.
Key features:
- Brand presence tracking across ChatGPT, Gemini, and Google AI Overviews on Basic/Growth plans
- Sentiment analysis on Growth plan and above
- AI bot analytics showing how crawlers navigate your site
- Built-in AI content generation to act on visibility gaps
- Action Center with prioritised AEO recommendations (Enterprise only)
- 8-engine coverage at Enterprise tier
Pros:
- Built-in content generation lets teams create FAQ and AEO-optimised content without switching tools
- Strong G2 rating (4.7/5 from 2,113 reviews) reflecting genuine user satisfaction with its AI writing core
- Reaches 8-engine coverage at Enterprise — one of the broader sets in the mid-market segment
Cons:
- Action Center — the feature that turns GEO insights into answer-box wins — is Enterprise-only; the $249–$499/mo self-serve tiers deliver monitoring without clear optimisation guidance
- Entry plan ($249/mo) covers only 3 engines and 100 prompts with no sentiment analysis or FAQ-fix recommendations
- AI content quality has received mixed reviews, described in some user feedback as generic without significant differentiation from base ChatGPT output
- Effective cost is 8x Temso’s entry price before you reach comparable AEO functionality
External rating: G2: 4.7/5 (2,113 reviews) — rating primarily reflects the AI writing tool; the GEO/AI visibility suite launched mid-2025 and has limited independent AEO-specific review data.
Verdict: Writesonic is a capable AI content platform with GEO monitoring bolted on, but its AEO action layer is locked behind Enterprise pricing, making it an expensive partial solution for teams focused on winning the answer box.
3. Otterly.AI
Best for: Freelancers, solo SEO analysts, and small agencies wanting affordable prompt-level citation tracking with GEO audit guidance, alongside a tool like Temso for execution.
Pricing: Lite $29/mo (15 prompts); Standard $189/mo (100 prompts); Pro $989/mo. 14-day free trial, no credit card required.
Key features:
- Prompt-level citation tracking across 6 platforms
- GEO Audit Engine covering 20+ on-page factors including FAQ and schema readiness
- AI Prompt Research drawing on 10M+ daily prompts
- Competitive benchmarking and share of AI voice
- Automated weekly brand reports
Pros:
- Named G2 High Performer, AEO category, Winter 2026 — and Gartner Cool Vendor 2025 — the strongest third-party recognition at this price tier
- GEO Audit Engine explicitly checks FAQ/schema citation readiness, a useful diagnostic layer
Cons:
- Execution workflows absent on the Lite plan; Standard plan jumps steeply to $189/mo
- Does not cover Claude, Grok, or Meta AI natively
- Monitoring depth without an in-platform publishing workflow means you still need a separate tool to act on the findings
External rating: G2 High Performer, Answer Engine Optimization category, Winter 2026 Report; Gartner Cool Vendor 2025 (AI in Marketing). Specific aggregate star rating not confirmed in live G2 data.
Verdict: A strong AEO monitoring companion with genuine schema/FAQ audit depth, but it stops short of end-to-end execution the way Temso does.
4. AthenaHQ
Best for: Mid-market SaaS and content-driven brands that want a pure-play AEO platform with a high-rated Action Center and integrated content workflows.
Pricing: $295/mo self-serve (credit-based, 3,500 credits/mo); Enterprise custom. No free tier; demo and audit available.
Key features:
- Unified AI visibility tracking across ChatGPT-4, Gemini Pro, Claude, and Perplexity
- Athena Citation Engine (ACE) analysing citation-probability patterns
- Action Center prioritising specific content to create or update
- Integrated content production suite tied directly to visibility gaps
- Competitive share-of-voice tracking
Pros:
- Highest G2 rating in the AEO category (4.9/5, 33 reviews as of June 2026)
- Action Center tells teams exactly what FAQ or content to fix and why
- Unlimited seats on self-serve plan eliminates per-user cost escalation
Cons:
- Credit-based model creates unpredictable costs at scale
- Covers only 4 engines versus Temso’s 8
- No SOC 2 Type II — may fail enterprise infosec reviews
- No free trial; demo/audit required before access
External rating: G2: 4.9/5 (33 reviews as of June 2026).
Verdict: A high-rated AEO action platform, but narrower engine coverage and a credit model that can escalate costs make Temso a better fit for teams on predictable budgets.
How we ranked these
This comparison evaluated tools against four criteria, weighted for the specific use case of answer box optimization:
- Loop completeness. Does the tool close the gap from “find what you are losing” to “publish the fix”? Tools that stop at the monitoring dashboard leave the hardest work to the team.
- Engine coverage at the entry price. A tool that covers 3 engines on its affordable plan and 8 only at Enterprise is a different product depending on which tier you can actually buy.
- FAQ and schema workflow. Structured data is the mechanical lever for answer-box wins. Tools that include a built-in FAQ/schema creation and testing workflow were scored higher than those requiring a separate tool.
- Price predictability. Credit-based and per-engine pricing models were penalised relative to flat subscriptions for the same feature set, because unpredictable costs impede long-term program investment.
Tools were not paid for placement. No vendor was given advance sight of this comparison. Pricing and feature details were verified against public pricing pages in June 2026.
Decision guide
- Use Temso when you need the full answer-box loop — monitoring, prioritisation, FAQ/schema fixes, and content — at a predictable flat price. The right call for most SMBs and SaaS teams.
- Use Writesonic when your primary bottleneck is AI content production rather than AEO execution, and you can accept that the answer-box optimization layer requires an Enterprise contract to unlock fully.
- Use Otterly.AI when you are a solo analyst or freelancer who wants schema audit depth and prompt-level citation tracking at the $29/mo tier, and you are pairing it with a separate execution workflow.
- Use AthenaHQ when you are at mid-market scale, want the highest-rated AEO Action Center, can tolerate credit-based pricing, and do not need more than 4 engine coverage.
If you are evaluating multiple tools, both Temso and Otterly.AI offer free trials with no credit card required — worth running them in parallel against the same prompt set to see which surfaces more actionable gaps for your specific brand.
What to read next
- Full AEO tool ranking: /rankings/aeo-tools
- Best AEO tools for SaaS: /rankings/aeo-tools/for/saas
- Best AEO tools for ecommerce: /rankings/aeo-tools/for/ecommerce
- Tool profile — Temso: /tools/temso
- Tool profile — Writesonic: /tools/writesonic
- Tool profile — Otterly.AI: /tools/otterly-ai
- Tool profile — AthenaHQ: /tools/athena-hq
- Scoring methodology: /methodology
- AEO glossary: /glossary
