ProsperoCreate Professional Proposals. Close More Deals. 3x Faster.
vs
ResponsiveResponsive AI powers bids, questionnaires, and trust centers with insight, accuracy, and speed.
Comparison · Proposals & Contracts · weekly run Nov 2
Prospero vs Responsive
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Responsive is the stronger AI pick in Proposals & Contracts: it has a visibility score of 10.7 versus 1.6 for Prospero, and ranks ahead in 0% of the answers that name both.
Choose Prospero if…
- You want a lower entry price ($19 vs $10,000)
- AI answers describe it more positively (100% vs 33% positive)
- Per seat pricing suits your budget better than flat tiers
- Budget-friendly with openly listed flat monthly rates for small teams and freelancers
Choose Responsive if…
- You want the brand AI engines rank higher (10.7 vs 1.6)
- You need GDPR or AICPA SOC 2 or ISO 27001 or ISO 27701 or ISO 42001 or CCPA or STAR Level 1 coverage
- You prefer a larger, established vendor (501–1,000 employees)
- Flat tiers pricing suits your budget better than per seat
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Prospero | Responsive |
|---|---|---|
| Visibility score | 1.6% | 10.7% |
| Change vs last week | New | New |
| Rank in Proposals & Contracts | #27 | #10 |
| Share of voice | 0.5% | 4% |
| Mentions this run | 2 | 20 |
| Positive in AI answers | 100% | 33% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Prospero 0pp · Responsive 0pp over 0 weekly runs.
Engine by engine
Responsive leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
ProsperoResponsive
Head to head in AI answers
1 engine answers name both brands
1Prospero ranked higher
0Responsive ranked higher
| Prompt | Engine | Prospero | Responsive |
|---|---|---|---|
| Most affordable proposal and contract tool that is still reliable | AI Mode | #2 | #5 |
Features, pricing & fit
| Dimension | Prospero | Responsive |
|---|---|---|
| Pricing model | Per seat | Flat tiers |
| Entry price | $19 per seat / mo | $10,000 / mo |
| Free plan | No · 14-day trial | No |
| Deployment | Cloud-based | Flexible hosting options |
| Integrations | — | 32+ |
| Compliance | — | GDPR, AICPA SOC 2, ISO 27001, ISO 27701, ISO 42001, CCPA, STAR Level 1 |
| Support | Live chat, Monday to Friday, Email support, Help center, FAQ | Professional Services with APMP-certified experts for onboarding and training, Premium deployment and support on Growth and Enterprise editions |
| Founded | 2017 | 2015 |
| Headquarters | Tel Aviv, Israel | Frisco, Texas, United States |
| Employees | 11–50 | 501–1,000 |
| Funding | — | Round led by Elevate Capital |
| Best for | Individual freelancers and small businesses, including agencies, that send client proposals. | Dedicated proposal or operations teams with legal, InfoSec and compliance involvement, and global or multi-region operations. |
Plans side by side
Responsive
Emerging Edition$10,000year (starting from, platform fee)
Growth EditionCustomyear
Enterprise EditionCustomyear
Pros and cons
Themes from the AI answers that mention each brand
Prospero
- Budget-friendly with openly listed flat monthly rates for small teams and freelancers
- Seen as affordable and reliable proposal and contract tool with low entry-level pricing
Responsive
- Strong enterprise choice for high-volume RFPs
- Designed for complex enterprise responses
- Top pick for RFP response management
- Good for security questionnaires and large-scale content reuse
- Recommended in G2's 2026 RFP software list
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Prospero vs Responsive”, https://slateindex.ai/compare/prospero-vs-responsive, data of Nov 2, 2026. Licence: CC BY 4.0.