# RFP response software: what AI models recommend, October 2026

GTM AI Recommendation Index, October 2026 Edition. Asked as "RFP response software" and as "proposal management software", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Added to the October 2026 Edition on October 4, 2026; its answers are read by the distilled judge (ai-indexes-judge-qwen3-14b-run3), not the claude-opus-5 judge of the earlier categories. Page: https://gtm-ai-index.com/sales/rfp-response-software/

**Standing:** Loopio leads with 25% of first choices; verdict contested. 57 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | Loopio | 25% | 16% | 56 |
| 2 | PandaDoc | 16% | 31% | 35 |
| 3 | Responsive | 14% | 20% | 46 |
| 4 | DeepRFP | 7% | 0% | 10 |
| 5 | Proposify | 5% | 28% | 32 |
| 6 | AutoRFP.ai | 2% | 5% | 21 |
| 7 | 1up | 2% | 0% | 11 |
| 8 | Qwilr | 2% | 8% | 13 |
| 9 | Upland Qvidian | 0% | 21% | 33 |
| 10 | Inventive AI | 0% | 0% | 11 |

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Tribble; alternatives AutoRFP.ai, Loopio, Steerlab
- GPT-5.4 mini: Loopio; alternatives Responsive
- Gemini 3.5 Flash: Tribble; alternatives AutoRFP.ai, Loopio, Steerlab
- Perplexity Sonar: Loopio; alternatives Responsive
- Grok 4.1 Fast: Responsive; alternatives Loopio
- Mistral Small: Loopio, Responsive; alternatives Expedience Proposal Software, Proposify
- DeepSeek V4 Flash: Loopio; alternatives AutoRFP.ai, Proposify, QorusDocs, Responsive
- Llama 4 Maverick: Expedience Proposal Software; alternatives AutoRFP.ai, Conveyor
- Qwen 3.7 Flash: AutoRFP.ai, Loopio; alternatives Qwilr, Upland Qvidian
- Kimi K2: Loopio; alternatives AutoRFP.ai, PandaDoc, Responsive
- GLM 4.7 FlashX: Loopio; alternatives Responsive, Upland Qvidian
- MiniMax M2.5: Loopio, Responsive; alternatives SiftHub, Upland Qvidian
- GPT-6 Luna: Loopio; alternatives Responsive
- Muse Glimmer 30B: Loopio; alternatives AutoRFP.ai, Responsive

## Sources the answers cite

78 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- responsive.io: 38 answers, 69 citations
- guideflow.com: 37 answers, 41 citations
- inventive.ai: 36 answers, 58 citations
- loopio.com: 31 answers, 43 citations
- g2.com: 30 answers, 63 citations
- sifthub.io: 28 answers, 35 citations
- learn.g2.com: 26 answers, 26 citations
- storyflow.so: 21 answers, 24 citations

Pages named in the most answers:

- https://guideflow.com/blog/rfp-software (27 answers)
- https://learn.g2.com/best-rfp-software (26 answers)
- https://inventive.ai/blog-posts/best-rfp-software (22 answers)
- https://storyflow.so/blog/best-rfp-response-tools-2026 (21 answers)
- https://bidsparq.com/blog/rfp-management-software (20 answers)
- https://responsive.io/blog/best-rfp-software (16 answers)
- https://clarity-ventures.com/ecommerce-integrations/rfp-tools (14 answers)
- https://visme.co/blog/rfp-software (14 answers)
- https://deeprfp.com/blog/best-rfp-tools-comparison (13 answers)
- https://1up.ai/blog/the-best-rfp-software-buyers-guide (12 answers)

## Warned against

- Proposify: 9 of 32 labels negative. "General proposal tools like Proposify and PandaDoc: These excel at sales proposals but fall short for true RFPs." (Grok 4.1 Fast, negative prompt)
- PandaDoc: 11 of 35 labels negative. "General proposal tools like Proposify and PandaDoc: These excel at sales proposals but fall short for true RFPs." (Grok 4.1 Fast, negative prompt)
- Loopio: 9 of 56 labels negative. "Loopio specifically called out as "not AI-native"—built in 2014 with AI added around 2021" (Kimi K2, negative prompt)
- Responsive: 9 of 46 labels negative. "Be Cautious With: Responsive (formerly RFPIO) ... This is the most criticized major platform based on consistent negative feedback" (Qwen 3.7 Flash, negative prompt)

## Record

- Method: https://gtm-ai-index.com/methodology/
- Raw judge labels and full responses: https://gtm-ai-index.com/data/
- License: CC BY 4.0. Cite as GTM AI Recommendation Index, October 2026 Edition, gtm-ai-index.com.